Section 7 PE Tables – Results from the 2018 National Survey on Drug Use and Health: Detailed Tables, Sections 1

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Table 7.1A – Types of Illicit Drug, Tobacco Product, and Alcohol Use in Lifetime among Persons Aged 12 or Older: Numbers in Thousands, 2002-2018
Substance	2002	2003	2004	2005	2006	2007	2008	2009	2010	2011	2012	2013	2014	2015	2016	2017	2018
ILLICIT DRUGS¹	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	130,610^a	130,628^a	134,704	134,791
Marijuana	94,946^a	96,611^a	96,772^a	97,545^a	97,792^a	100,737^a	102,857^a	104,950^a	106,613^a	107,842^a	111,239^a	114,712^a	117,213^a	117,865^a	118,524^a	122,943	123,935
Cocaine	33,910^a	34,891^a	34,153^a	33,673^a	35,303^a	35,947^a	36,916^a	36,742^a	37,361^a	36,921^a	37,688^a	37,634^a	39,200	38,744	38,880	40,550	40,194
Crack	8,402	7,949^a	7,840^a	7,928^a	8,559	8,615	8,454	8,390	9,208	8,214^a	9,015	8,870	9,424	9,035	8,776	9,599	9,177
Heroin	3,668^a	3,744^a	3,145^a	3,534^a	3,788^a	3,806^a	3,795^a	3,680^a	4,144^a	4,162^a	4,565	4,812	4,813	5,099	4,981	5,295	5,108
Hallucinogens	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	40,915^a	41,490	42,072	43,255
LSD	24,516^a	24,424^a	23,398^a	22,433^a	23,365^a	22,720^a	23,604^a	23,714^a	23,375^a	23,000^a	23,735^a	24,770^a	25,035^a	25,324^a	25,861	26,069	27,339
PCP	7,418^a	7,107^a	6,762	6,603	6,633	6,179	6,657	6,271	6,255	6,103	6,552	6,462	6,388	6,323	6,450	6,098	6,085
Ecstasy	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	18,328^a	18,459^a	19,173	19,949
Inhalants	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	25,765	24,404	25,187	24,783
Methamphetamine	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	14,511	14,533	14,722	14,892
Misuse of Psychotherapeutics	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nr	nr	nr	nr
Pain Relievers	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nr	nr	nr	nr
Stimulants	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nr	nr	nr	nr
Tranquilizers or Sedatives	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nr	nr	nr	nr
Tranquilizers	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nr	nr	nr	nr
Sedatives	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nr	nr	nr	nr
Benzodiazepines	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Opioids	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nr	nr	nr	nr
Illicit Drugs Other than Marijuana²	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nr	nr	nr	nr
TOBACCO PRODUCTS	171,838^a	172,843^a	171,827^a	172,217^a	173,904^a	172,420^a	174,000^a	174,105^a	174,409^a	173,890^a	173,654^a	175,260^a	175,416^a	171,120^a	169,428	170,496	168,310
Cigarettes	162,553^a	163,240^a	161,842^a	161,863^a	162,951^a	161,831^a	162,637^a	162,608^a	162,940^a	161,799^a	161,057^a	162,138^a	161,789^a	156,495^a	154,688	155,446^a	152,480
Daily Cigarettes	95,221^a	94,759^a	93,409^a	93,470^a	94,518^a	94,539^a	94,322^a	92,092^a	93,210^a	90,835^a	93,371^a	92,426^a	91,773^a	89,238^a	88,015^a	85,559	83,853
Smokeless Tobacco	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	43,547	43,282	43,886	42,599
Cigars	88,053	88,096	87,409	88,260	88,660	88,522	89,765^a	90,460^a	88,760	88,505	88,596	89,117^a	89,267^a	87,732	85,338	86,365	86,513
Pipe Tobacco	40,003^a	40,064^a	39,499^a	38,462^a	38,350^a	35,527^a	36,622^a	35,221^a	34,380	34,532	34,604^a	34,173	33,695	33,493	33,094	33,064	32,777
ALCOHOL	195,452^a	197,533^a	198,220^a	201,667^a	203,409^a	203,952^a	205,420^a	208,534^a	209,264^a	211,747^a	214,013^a	213,794^a	217,765^a	216,839^a	216,152^a	220,063	221,220
Binge Alcohol Use	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Heavy Alcohol Use	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
SUBSTANCE USE
Illicit Drugs, Tobacco Products, or Alcohol¹	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	228,992^a	228,228^a	232,204	232,943
Illicit Drugs or Alcohol¹	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	222,244^a	221,659^a	225,762	226,669
Tobacco Products or Alcohol	205,986^a	207,427^a	208,679^a	211,566^a	213,706^a	213,624^a	215,478^a	217,517^a	219,047^a	220,702^a	222,886^a	224,245^a	226,637^a	225,726^a	225,081^a	228,872	229,612
* = low precision; -- = not available; da = does not apply; nc = not comparable due to methodological changes; nr = not reported due to measurement issues. NOTE: Some 2006 to 2010 estimates may differ from previously published estimates due to updates (see Section 3.3.5 in Chapter 3 of the 2018 National Survey on Drug Use and Health: Methodological Summary and Definitions). ^a The difference between this estimate and the 2018 estimate is statistically significant at the .05 level. Rounding may make the estimates appear identical. ¹ Illicit Drug Use in Lifetime includes the misuse of prescription psychotherapeutics even though those estimates are not reported due to potential underreporting in lifetime prescription psychotherapeutics estimates. ² Illicit Drugs Other Than Marijuana excludes respondents who used only marijuana but includes those who used marijuana in addition to other illicit drugs. Definitions: Measures and terms are defined in Appendix A. Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2002-2018.

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Table 7.1B – Types of Illicit Drug, Tobacco Product, and Alcohol Use in Lifetime among Persons Aged 12 or Older: Percentages, 2002-2018
Substance	2002	2003	2004	2005	2006	2007	2008	2009	2010	2011	2012	2013	2014	2015	2016	2017	2018
ILLICIT DRUGS¹	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	48.8	48.5	49.5	49.2
Marijuana	40.4^a	40.6^a	40.2^a	40.1^a	39.7^a	40.6^a	41.2^a	41.7^a	42.0^a	41.9^a	42.8^a	43.7^a	44.2^a	44.0^a	44.0^a	45.2	45.3
Cocaine	14.4	14.7	14.2	13.8^a	14.3	14.5	14.8	14.6	14.7	14.3	14.5	14.3	14.8	14.5	14.4	14.9	14.7
Crack	3.6	3.3	3.3	3.3	3.5	3.5	3.4	3.3	3.6	3.2	3.5	3.4	3.6	3.4	3.3	3.5	3.4
Heroin	1.6^a	1.6^a	1.3^a	1.5^a	1.5^a	1.5^a	1.5^a	1.5^a	1.6	1.6	1.8	1.8	1.8	1.9	1.8	1.9	1.9
Hallucinogens	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	15.3	15.4	15.5	15.8
LSD	10.4	10.3	9.7	9.2^a	9.5	9.2^a	9.4	9.4	9.2^a	8.9^a	9.1^a	9.4	9.4	9.5	9.6	9.6	10.0
PCP	3.2^a	3.0^a	2.8^a	2.7^a	2.7^a	2.5	2.7^a	2.5	2.5	2.4	2.5	2.5	2.4	2.4	2.4	2.2	2.2
Ecstasy	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	6.8^a	6.9^a	7.0	7.3
Inhalants	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	9.6^a	9.1	9.3	9.1
Methamphetamine	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	5.4	5.4	5.4	5.4
Misuse of Psychotherapeutics	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nr	nr	nr	nr
Pain Relievers	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nr	nr	nr	nr
Stimulants	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nr	nr	nr	nr
Tranquilizers or Sedatives	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nr	nr	nr	nr
Tranquilizers	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nr	nr	nr	nr
Sedatives	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nr	nr	nr	nr
Benzodiazepines	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Opioids	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nr	nr	nr	nr
Illicit Drugs Other than Marijuana²	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nr	nr	nr	nr
TOBACCO PRODUCTS	73.1^a	72.7^a	71.4^a	70.8^a	70.7^a	69.6^a	69.7^a	69.1^a	68.8^a	67.5^a	66.8^a	66.8^a	66.2^a	63.9^a	62.9^a	62.7^a	61.5
Cigarettes	69.1^a	68.7^a	67.3^a	66.6^a	66.2^a	65.3^a	65.1^a	64.6^a	64.2^a	62.8^a	61.9^a	61.8^a	61.0^a	58.5^a	57.4^a	57.1^a	55.7
Daily Cigarettes	40.5^a	39.9^a	38.8^a	38.4^a	38.4^a	38.1^a	37.8^a	36.6^a	36.8^a	35.3^a	35.9^a	35.2^a	34.6^a	33.3^a	32.7^a	31.4	30.6
Smokeless Tobacco	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	16.3^a	16.1	16.1	15.6
Cigars	37.4^a	37.1^a	36.3^a	36.3^a	36.0^a	35.7^a	35.9^a	35.9^a	35.0^a	34.4^a	34.1^a	34.0^a	33.7^a	32.8^a	31.7	31.7	31.6
Pipe Tobacco	17.0^a	16.9^a	16.4^a	15.8^a	15.6^a	14.3^a	14.7^a	14.0^a	13.6^a	13.4^a	13.3^a	13.0^a	12.7^a	12.5	12.3	12.2	12.0
ALCOHOL	83.1^a	83.1^a	82.4^a	82.9^a	82.7^a	82.3^a	82.2^a	82.8^a	82.5^a	82.2^a	82.3^a	81.5	82.1^a	81.0	80.2	80.9	80.8
Binge Alcohol Use	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Heavy Alcohol Use	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
SUBSTANCE USE
Illicit Drugs, Tobacco Products, or Alcohol¹	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	85.5	84.7	85.3	85.1
Illicit Drugs or Alcohol¹	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	83.0	82.3	83.0	82.8
Tobacco Products or Alcohol	87.6^a	87.3^a	86.8^a	87.0^a	86.9^a	86.2^a	86.3^a	86.4^a	86.4^a	85.7^a	85.7^a	85.5^a	85.5^a	84.3	83.5	84.1	83.9
* = low precision; -- = not available; da = does not apply; nc = not comparable due to methodological changes; nr = not reported due to measurement issues. NOTE: Some 2006 to 2010 estimates may differ from previously published estimates due to updates (see Section 3.3.5 in Chapter 3 of the 2018 National Survey on Drug Use and Health: Methodological Summary and Definitions). ^a The difference between this estimate and the 2018 estimate is statistically significant at the .05 level. Rounding may make the estimates appear identical. ¹ Illicit Drug Use in Lifetime includes the misuse of prescription psychotherapeutics even though those estimates are not reported due to potential underreporting in lifetime prescription psychotherapeutics estimates. ² Illicit Drugs Other Than Marijuana excludes respondents who used only marijuana but includes those who used marijuana in addition to other illicit drugs. Definitions: Measures and terms are defined in Appendix A. Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2002-2018.

190329

Table 7.2A – Types of Illicit Drug, Tobacco Product, and Alcohol Use in Past Year among Persons Aged 12 or Older: Numbers in Thousands, 2002-2018
Substance	2002	2003	2004	2005	2006	2007	2008	2009	2010	2011	2012	2013	2014	2015	2016	2017	2018
ILLICIT DRUGS	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	47,730^a	48,501^a	51,795	53,182
Marijuana	25,755^a	25,231^a	25,451^a	25,375^a	25,432^a	25,136^a	25,891^a	28,688^a	29,301^a	29,739^a	31,513^a	32,952^a	35,124^a	36,043^a	37,570^a	40,935^a	43,486
Cocaine	5,902	5,908	5,658	5,523	6,075	5,748	5,283	4,806^a	4,533^a	3,857^a	4,671^a	4,182^a	4,553^a	4,828^a	5,071	5,943	5,529
Crack	1,554^a	1,406^a	1,304^a	1,381^a	1,478^a	1,452^a	1,113^a	1,008	885	625	921	632	773	833	882	930	757
Heroin	404^a	314^a	398^a	379^a	560	373^a	455^a	582	621	620	669	681	914	828	948	886	808
Hallucinogens	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	4,692^a	4,903^a	5,125	5,595
LSD	999^a	558^a	592^a	563^a	667^a	621^a	808^a	790^a	881^a	880^a	1,057^a	1,111^a	1,290^a	1,535^a	1,896^a	2,243	2,319
PCP	235^a	219^a	210^a	164^a	187^a	139^a	99	125	96	119	172^a	90	90	120	103	96	71
Ecstasy	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	2,560	2,485	2,487	2,516
Inhalants	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	1,759	1,660^a	1,759	2,003
Methamphetamine	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	1,713	1,391^a	1,633	1,867
Misuse of Psychotherapeutics¹	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	18,942^a	18,671^a	18,077^a	16,882
Pain Relievers¹	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	12,462^a	11,517^a	11,077^a	9,948
Stimulants	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	5,251	5,647^a	5,839^a	5,109
Tranquilizers or Sedatives	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	6,967	7,021	6,743	6,435
Tranquilizers	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	6,050	6,060	5,944	5,742
Sedatives	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	1,511^a	1,531^a	1,351	1,084
Benzodiazepines	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	5,536	5,700	5,674	5,438
Opioids	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	12,693^a	11,824^a	11,401^a	10,250
Illicit Drugs Other than Marijuana²	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	24,539^a	23,984	24,402	23,323
TOBACCO PRODUCTS³	84,731^a	83,415^a	83,066^a	84,958^a	86,034^a	85,017^a	84,550^a	83,514^a	83,384^a	81,859^a	82,829^a	80,846^a	81,141^a	78,299^a	76,751^a	74,736	73,167
Cigarettes	71,310^a	69,853^a	69,909^a	70,832^a	71,694^a	70,718^a	70,130^a	69,261^a	68,599^a	67,126^a	67,802^a	66,256^a	65,858^a	61,848^a	61,252^a	58,408	57,443
Daily Cigarettes	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Smokeless Tobacco	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	12,527^a	11,824^a	11,705^a	10,936
Cigars	25,928^a	25,386^a	25,974^a	26,908^a	26,857^a	26,649^a	26,282^a	26,592^a	26,061^a	24,980^a	25,647^a	24,933^a	23,734	24,382^a	22,772	23,443	22,950
Pipe Tobacco³	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
ALCOHOL	155,476^a	154,540^a	156,686^a	161,626^a	162,448^a	162,975^a	164,966^a	168,135^a	168,381^a	170,422^a	173,573^a	173,966^a	176,556^a	175,847^a	174,625^a	178,736	179,278
Binge Alcohol Use	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Heavy Alcohol Use	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
SUBSTANCE USE
Illicit Drugs, Tobacco Products, or Alcohol³	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	194,056^a	192,668^a	196,623	197,337
Illicit Drugs or Alcohol	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	182,263^a	180,924^a	185,553	185,914
Tobacco Products or Alcohol³	170,546^a	169,981^a	171,067^a	177,074^a	177,691^a	177,857^a	179,943^a	182,025^a	183,323^a	184,839^a	187,830^a	188,393^a	191,273^a	190,488^a	189,189^a	192,849	193,672
* = low precision; -- = not available; da = does not apply; nc = not comparable due to methodological changes; nr = not reported due to measurement issues. NOTE: Some 2006 to 2010 estimates may differ from previously published estimates due to updates (see Section 3.3.5 in Chapter 3 of the 2018 National Survey on Drug Use and Health: Methodological Summary and Definitions). ^a The difference between this estimate and the 2018 estimate is statistically significant at the .05 level. Rounding may make the estimates appear identical. ¹ Prescription psychotherapeutic subtypes were revised in 2016; one effect was the comparability of codeine products between 2015 and later years. ² Illicit Drugs Other Than Marijuana excludes respondents who used only marijuana but includes those who used marijuana in addition to other illicit drugs. ³ Information about past year use of pipe tobacco was not collected. Tobacco product use in the past year excludes past year pipe tobacco use, but includes past month pipe tobacco use. Definitions: Measures and terms are defined in Appendix A. Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2002-2018.

190329

Table 7.2B – Types of Illicit Drug, Tobacco Product, and Alcohol Use in Past Year among Persons Aged 12 or Older: Percentages, 2002-2018
Substance	2002	2003	2004	2005	2006	2007	2008	2009	2010	2011	2012	2013	2014	2015	2016	2017	2018
ILLICIT DRUGS	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	17.8^a	18.0^a	19.0	19.4
Marijuana	11.0^a	10.6^a	10.6^a	10.4^a	10.3^a	10.1^a	10.4^a	11.4^a	11.6^a	11.5^a	12.1^a	12.6^a	13.2^a	13.5^a	13.9^a	15.0^a	15.9
Cocaine	2.5^a	2.5^a	2.4^a	2.3^a	2.5^a	2.3^a	2.1	1.9	1.8^a	1.5^a	1.8^a	1.6^a	1.7^a	1.8^a	1.9	2.2	2.0
Crack	0.7^a	0.6^a	0.5^a	0.6^a	0.6^a	0.6^a	0.4^a	0.4^a	0.3	0.2	0.4	0.2	0.3	0.3	0.3	0.3	0.3
Heroin	0.2^a	0.1^a	0.2^a	0.2^a	0.2	0.2^a	0.2^a	0.2	0.2	0.2	0.3	0.3	0.3	0.3	0.4	0.3	0.3
Hallucinogens	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	1.8^a	1.8^a	1.9	2.0
LSD	0.4^a	0.2^a	0.2^a	0.2^a	0.3^a	0.3^a	0.3^a	0.3^a	0.3^a	0.3^a	0.4^a	0.4^a	0.5^a	0.6^a	0.7^a	0.8	0.8
PCP	0.1^a	0.1^a	0.1^a	0.1^a	0.1^a	0.1^a	0.0	0.0^a	0.0	0.0^a	0.1^a	0.0	0.0	0.0	0.0	0.0	0.0
Ecstasy	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	1.0	0.9	0.9	0.9
Inhalants	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	0.7	0.6^a	0.6	0.7
Methamphetamine	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	0.6	0.5^a	0.6	0.7
Misuse of Psychotherapeutics¹	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	7.1^a	6.9^a	6.6^a	6.2
Pain Relievers¹	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	4.7^a	4.3^a	4.1^a	3.6
Stimulants	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	2.0	2.1^a	2.1^a	1.9
Tranquilizers or Sedatives	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	2.6^a	2.6^a	2.5	2.4
Tranquilizers	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	2.3	2.2	2.2	2.1
Sedatives	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	0.6^a	0.6^a	0.5	0.4
Benzodiazepines	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	2.1	2.1	2.1	2.0
Opioids	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	4.7^a	4.4^a	4.2^a	3.7
Illicit Drugs Other than Marijuana²	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	9.2^a	8.9	9.0^a	8.5
TOBACCO PRODUCTS³	36.0^a	35.1^a	34.5^a	34.9^a	35.0^a	34.3^a	33.8^a	33.2^a	32.9^a	31.8^a	31.9^a	30.8^a	30.6^a	29.2^a	28.5^a	27.5	26.7
Cigarettes	30.3^a	29.4^a	29.1^a	29.1^a	29.1^a	28.5^a	28.1^a	27.5^a	27.0^a	26.1^a	26.1^a	25.3^a	24.8^a	23.1^a	22.7^a	21.5	21.0
Daily Cigarettes	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Smokeless Tobacco	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	4.7^a	4.4^a	4.3^a	4.0
Cigars	11.0^a	10.7^a	10.8^a	11.1^a	10.9^a	10.8^a	10.5^a	10.6^a	10.3^a	9.7^a	9.9^a	9.5^a	9.0^a	9.1^a	8.5	8.6	8.4
Pipe Tobacco³	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
ALCOHOL	66.1	65.0	65.1	66.5	66.0	65.8	66.0	66.8^a	66.4	66.2	66.7^a	66.3	66.6^a	65.7	64.8	65.7	65.5
Binge Alcohol Use	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Heavy Alcohol Use	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
SUBSTANCE USE
Illicit Drugs, Tobacco Products, or Alcohol³	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	72.5	71.5	72.3	72.1
Illicit Drugs or Alcohol	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	68.1	67.2	68.2	67.9
Tobacco Products or Alcohol³	72.5^a	71.5	71.1	72.8^a	72.2^a	71.8^a	72.0^a	72.3^a	72.3^a	71.8^a	72.2^a	71.8^a	72.1^a	71.2	70.2	70.9	70.7
* = low precision; -- = not available; da = does not apply; nc = not comparable due to methodological changes; nr = not reported due to measurement issues. NOTE: Some 2006 to 2010 estimates may differ from previously published estimates due to updates (see Section 3.3.5 in Chapter 3 of the 2018 National Survey on Drug Use and Health: Methodological Summary and Definitions). ^a The difference between this estimate and the 2018 estimate is statistically significant at the .05 level. Rounding may make the estimates appear identical. ¹ Prescription psychotherapeutic subtypes were revised in 2016; one effect was the comparability of codeine products between 2015 and later years. ² Illicit Drugs Other Than Marijuana excludes respondents who used only marijuana but includes those who used marijuana in addition to other illicit drugs. ³ Information about past year use of pipe tobacco was not collected. Tobacco product use in the past year excludes past year pipe tobacco use, but includes past month pipe tobacco use. Definitions: Measures and terms are defined in Appendix A. Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2002-2018.

190329

Table 7.3A – Types of Illicit Drug, Tobacco Product, and Alcohol Use in Past Month among Persons Aged 12 or Older: Numbers in Thousands, 2002-2018
Substance	2002	2003	2004	2005	2006	2007	2008	2009	2010	2011	2012	2013	2014	2015	2016	2017	2018
ILLICIT DRUGS	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	27,080^a	28,564^a	30,476^a	31,918
Marijuana	14,584^a	14,638^a	14,576^a	14,626^a	14,849^a	14,470^a	15,269^a	16,826^a	17,409^a	18,071^a	18,855^a	19,810^a	22,188^a	22,226^a	23,981^a	25,997^a	27,667
Cocaine	2,020	2,281	2,021	2,397^a	2,426^a	2,077	1,865	1,642	1,472^a	1,369^a	1,650	1,549^a	1,530^a	1,876	1,874	2,167	1,949
Crack	567	604	467	682^a	704^a	611	363	497	378	228^a	443	377	354	394	432	473	436
Heroin	166^a	119^a	166^a	136^a	339	161^a	213^a	193^a	239	281	335	289	435	329	475	494	354
Hallucinogens	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	1,240^a	1,390	1,438	1,630
LSD	112^a	133^a	141^a	104^a	130^a	144^a	157^a	159^a	155^a	152^a	184^a	229^a	287^a	352	374	512	458
PCP	58	56	49	48	31	43	25	54	36	26	32	33	*	25	21	37	34
Ecstasy	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	557	619	587	689
Inhalants	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	527	600	556	612
Methamphetamine	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	897	667^a	774	1,001
Misuse of Psychotherapeutics¹	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	6,365^a	6,207^a	5,956	5,424
Pain Relievers¹	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	3,775^a	3,350^a	3,239	2,852
Stimulants	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	1,653	1,735	1,841	1,670
Tranquilizers or Sedatives	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	2,185^a	2,325^a	1,955	1,799
Tranquilizers	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	1,874	1,953	1,727	1,634
Sedatives	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	446^a	497^a	352	243
Benzodiazepines	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Opioids	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	3,963^a	3,649^a	3,549^a	3,042
Illicit Drugs Other than Marijuana²	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	9,273	9,118	9,159	8,855
TOBACCO PRODUCTS	71,499^a	70,757^a	70,257^a	71,519^a	72,878^a	71,073^a	70,955^a	69,825^a	69,663^a	68,225^a	69,497^a	66,879^a	66,899^a	63,959^a	63,429^a	61,072^a	58,775
Cigarettes	61,136^a	60,434^a	59,896^a	60,532^a	61,568^a	60,183^a	59,833^a	58,723^a	58,336^a	56,819^a	57,525^a	55,778^a	55,241^a	51,952^a	51,333^a	48,692	46,956
Daily Cigarettes	38,738^a	37,989^a	37,343^a	38,131^a	38,331^a	36,901^a	36,788^a	35,834^a	34,718^a	34,488^a	34,936^a	33,247^a	32,471^a	30,190^a	29,701^a	27,787	27,328
Smokeless Tobacco	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	8,991^a	8,769^a	8,575	7,972
Cigars	12,751	12,837	13,727^a	13,640^a	13,701^a	13,300^a	13,225^a	13,345^a	13,273^a	12,865	13,417^a	12,438	11,964	12,508	12,261	12,532	12,211
Pipe Tobacco	1,816	1,619^a	1,835	2,190	2,315	2,044	1,885	2,104	2,155	2,137	2,530^a	2,271	2,247	2,267	2,264	2,333	2,083
ALCOHOL	119,820^a	118,965^a	120,934^a	126,028^a	125,360^a	126,865^a	128,884^a	130,642^a	131,374^a	133,385^a	135,502^a	136,868^a	139,677	138,322	136,735^a	140,588	139,835
Binge Alcohol Use³	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	66,690	65,327	66,636	67,059
Heavy Alcohol Use	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	17,326	16,288	16,717	16,569
SUBSTANCE USE
Illicit Drugs, Tobacco Products, or Alcohol	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	163,115	162,136^a	165,240	164,826
Illicit Drugs or Alcohol	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	144,798^a	143,774^a	147,809	147,492
Tobacco Products or Alcohol	143,405^a	142,735^a	143,284^a	148,620^a	149,363^a	149,838^a	151,353^a	152,665^a	154,385^a	155,319^a	158,533	159,092	161,787	160,163	158,699	161,747	160,996
* = low precision; -- = not available; da = does not apply; nc = not comparable due to methodological changes; nr = not reported due to measurement issues. NOTE: Some 2006 to 2010 estimates may differ from previously published estimates due to updates (see Section 3.3.5 in Chapter 3 of the 2018 National Survey on Drug Use and Health: Methodological Summary and Definitions). ^a The difference between this estimate and the 2018 estimate is statistically significant at the .05 level. Rounding may make the estimates appear identical. ¹ Prescription psychotherapeutic subtypes were revised in 2016; one effect was the comparability of codeine products between 2015 and later years. ² Illicit Drugs Other Than Marijuana excludes respondents who used only marijuana but includes those who used marijuana in addition to other illicit drugs. ³ Estimates of binge alcohol use include use by those who were heavy alcohol users. Definitions: Measures and terms are defined in Appendix A. Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2002-2018.

190329

Table 7.3B – Types of Illicit Drug, Tobacco Product, and Alcohol Use in Past Month among Persons Aged 12 or Older: Percentages, 2002-2018
Substance	2002	2003	2004	2005	2006	2007	2008	2009	2010	2011	2012	2013	2014	2015	2016	2017	2018
ILLICIT DRUGS	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	10.1^a	10.6^a	11.2	11.7
Marijuana	6.2^a	6.2^a	6.1^a	6.0^a	6.0^a	5.8^a	6.1^a	6.7^a	6.9^a	7.0^a	7.3^a	7.5^a	8.4^a	8.3^a	8.9^a	9.6^a	10.1
Cocaine	0.9^a	1.0^a	0.8	1.0^a	1.0^a	0.8	0.7	0.7	0.6^a	0.5^a	0.6	0.6	0.6^a	0.7	0.7	0.8	0.7
Crack	0.2^a	0.3^a	0.2	0.3^a	0.3^a	0.2^a	0.1	0.2	0.1	0.1^a	0.2	0.1	0.1	0.1	0.2	0.2	0.2
Heroin	0.1^a	0.1^a	0.1^a	0.1^a	0.1	0.1^a	0.1	0.1^a	0.1	0.1	0.1	0.1	0.2	0.1	0.2	0.2	0.1
Hallucinogens	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	0.5^a	0.5	0.5	0.6
LSD	0.0^a	0.1^a	0.1^a	0.0^a	0.1^a	0.1^a	0.1^a	0.1^a	0.1^a	0.1^a	0.1^a	0.1^a	0.1^a	0.1	0.1	0.2	0.2
PCP	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	*	0.0	0.0	0.0	0.0
Ecstasy	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	0.2	0.2	0.2	0.3
Inhalants	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	0.2	0.2	0.2	0.2
Methamphetamine	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	0.3	0.2^a	0.3	0.4
Misuse of Psychotherapeutics¹	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	2.4^a	2.3^a	2.2	2.0
Pain Relievers¹	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	1.4^a	1.2^a	1.2	1.0
Stimulants	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	0.6	0.6	0.7	0.6
Tranquilizers or Sedatives	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	0.8^a	0.9^a	0.7	0.7
Tranquilizers	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	0.7	0.7^a	0.6	0.6
Sedatives	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	0.2^a	0.2^a	0.1	0.1
Benzodiazepines	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Opioids	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	1.5^a	1.4^a	1.3^a	1.1
Illicit Drugs Other than Marijuana²	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	3.5	3.4	3.4	3.2
TOBACCO PRODUCTS	30.4^a	29.8^a	29.2^a	29.4^a	29.6^a	28.7^a	28.4^a	27.7^a	27.5^a	26.5^a	26.7^a	25.5^a	25.2^a	23.9^a	23.5^a	22.4^a	21.5
Cigarettes	26.0^a	25.4^a	24.9^a	24.9^a	25.0^a	24.3^a	24.0^a	23.3^a	23.0^a	22.1^a	22.1^a	21.3^a	20.8^a	19.4^a	19.1^a	17.9^a	17.2
Daily Cigarettes	16.5^a	16.0^a	15.5^a	15.7^a	15.6^a	14.9^a	14.7^a	14.2^a	13.7^a	13.4^a	13.4^a	12.7^a	12.2^a	11.3^a	11.0^a	10.2	10.0
Smokeless Tobacco	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	3.4^a	3.3^a	3.2^a	2.9
Cigars	5.4^a	5.4^a	5.7^a	5.6^a	5.6^a	5.4^a	5.3^a	5.3^a	5.2^a	5.0^a	5.2^a	4.7	4.5	4.7	4.6	4.6	4.5
Pipe Tobacco	0.8	0.7	0.8	0.9	0.9^a	0.8	0.8	0.8	0.8	0.8	1.0^a	0.9	0.8	0.8	0.8	0.9	0.8
ALCOHOL	51.0	50.1	50.3	51.8	51.0	51.2	51.6	51.9	51.8	51.8	52.1	52.2^a	52.7^a	51.7	50.7	51.7	51.1
Binge Alcohol Use³	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	24.9	24.2	24.5	24.5
Heavy Alcohol Use	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	6.5^a	6.0	6.1	6.1
SUBSTANCE USE
Illicit Drugs, Tobacco Products, or Alcohol	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	60.9	60.2	60.7	60.2
Illicit Drugs or Alcohol	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	54.1	53.4	54.3	53.9
Tobacco Products or Alcohol	61.0^a	60.1^a	59.6	61.1^a	60.7^a	60.5^a	60.6^a	60.6^a	60.9^a	60.3^a	61.0^a	60.6^a	61.0^a	59.8^a	58.9	59.4	58.8
* = low precision; -- = not available; da = does not apply; nc = not comparable due to methodological changes; nr = not reported due to measurement issues. NOTE: Some 2006 to 2010 estimates may differ from previously published estimates due to updates (see Section 3.3.5 in Chapter 3 of the 2018 National Survey on Drug Use and Health: Methodological Summary and Definitions). ^a The difference between this estimate and the 2018 estimate is statistically significant at the .05 level. Rounding may make the estimates appear identical. ¹ Prescription psychotherapeutic subtypes were revised in 2016; one effect was the comparability of codeine products between 2015 and later years. ² Illicit Drugs Other Than Marijuana excludes respondents who used only marijuana but includes those who used marijuana in addition to other illicit drugs. ³ Estimates of binge alcohol use include use by those who were heavy alcohol users. Definitions: Measures and terms are defined in Appendix A. Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2002-2018.

190725

Table 7.4A – Types of Illicit Drug, Tobacco Product, and Alcohol Use in Lifetime among Persons Aged 12 to 17: Numbers in Thousands, 2002-2018
Substance	2002	2003	2004	2005	2006	2007	2008	2009	2010	2011	2012	2013	2014	2015	2016	2017	2018
ILLICIT DRUGS¹	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	6,297^a	5,737	5,963	5,952
Marijuana	5,104^a	4,888^a	4,788^a	4,402^a	4,400^a	4,096^a	4,138^a	4,204^a	4,157^a	4,378^a	4,232^a	4,093^a	4,091^a	3,912	3,676	3,806	3,823
Cocaine	670^a	648^a	611^a	582^a	571^a	544^a	473^a	405^a	363^a	337^a	265^a	215	222	208	212	169	173
Crack	163^a	157^a	125^a	108^a	129^a	107^a	80^a	58^a	60^a	68^a	34	23	35^a	12	17	31	15
Heroin	94^a	80^a	78^a	60^a	60^a	55^a	67^a	56^a	46^a	70^a	59^a	38^a	36^a	35^a	32	32	16
Hallucinogens	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	760^a	674^a	700^a	565
LSD	670^a	397	313	288	219^a	202^a	271	249^a	231^a	229^a	249^a	221^a	291	329	288	364	326
PCP	233^a	204^a	175^a	182^a	128^a	105^a	102^a	99^a	76^a	76^a	96^a	46	60^a	60^a	38	46	30
Ecstasy	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	357^a	288^a	257	209
Inhalants	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	2,271	2,065	2,144	2,125
Methamphetamine	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	71	69	86	70
Misuse of Psychotherapeutics	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nr	nr	nr	nr
Pain Relievers	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nr	nr	nr	nr
Stimulants	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nr	nr	nr	nr
Tranquilizers or Sedatives	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nr	nr	nr	nr
Tranquilizers	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nr	nr	nr	nr
Sedatives	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nr	nr	nr	nr
Benzodiazepines	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Opioids	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nr	nr	nr	nr
Illicit Drugs Other than Marijuana²	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nr	nr	nr	nr
TOBACCO PRODUCTS	9,113^a	8,631^a	8,249^a	7,795^a	7,565^a	7,027^a	6,821^a	6,668^a	6,112^a	5,782^a	5,354^a	4,922^a	4,591^a	4,299^a	3,817^a	3,711^a	3,328
Cigarettes	8,242^a	7,752^a	7,363^a	6,781^a	6,565^a	5,987^a	5,750^a	5,498^a	4,986^a	4,773^a	4,338^a	3,903^a	3,523^a	3,293^a	2,888^a	2,682^a	2,397
Daily Cigarettes	2,038^a	1,850^a	1,707^a	1,470^a	1,457^a	1,349^a	1,131^a	1,172^a	1,052^a	957^a	802^a	679^a	634^a	490^a	374	345	319
Smokeless Tobacco	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	1,382^a	1,162	1,239^a	1,086
Cigars	4,033^a	3,776^a	3,743^a	3,573^a	3,479^a	3,290^a	3,119^a	3,088^a	2,693^a	2,675^a	2,389^a	2,070^a	1,985^a	1,782^a	1,530^a	1,598^a	1,325
Pipe Tobacco	687^a	640^a	700^a	634^a	643^a	577^a	573^a	642^a	540^a	574^a	619^a	518^a	554^a	420	456^a	418	343
ALCOHOL	10,747^a	10,713^a	10,596^a	10,306^a	10,270^a	9,976^a	9,614^a	9,450^a	8,622^a	8,610^a	8,067^a	7,669^a	7,375^a	7,075^a	6,715	6,765	6,551
Binge Alcohol Use	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Heavy Alcohol Use	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
SUBSTANCE USE
Illicit Drugs, Tobacco Products, or Alcohol¹	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	9,732^a	9,243	9,355	9,221
Illicit Drugs or Alcohol¹	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	9,191^a	8,676	8,897	8,777
Tobacco Products or Alcohol	12,665^a	12,431^a	12,182^a	11,836^a	11,667^a	11,322^a	10,919^a	10,722^a	9,924^a	9,819^a	9,138^a	8,775^a	8,428^a	8,065^a	7,653	7,599	7,385
* = low precision; -- = not available; da = does not apply; nc = not comparable due to methodological changes; nr = not reported due to measurement issues. NOTE: Some 2006 to 2010 estimates may differ from previously published estimates due to updates (see Section 3.3.5 in Chapter 3 of the 2018 National Survey on Drug Use and Health: Methodological Summary and Definitions). ^a The difference between this estimate and the 2018 estimate is statistically significant at the .05 level. Rounding may make the estimates appear identical. ¹ Illicit Drug Use in Lifetime includes the misuse of prescription psychotherapeutics even though those estimates are not reported due to potential underreporting in lifetime prescription psychotherapeutics estimates. ² Illicit Drugs Other Than Marijuana excludes respondents who used only marijuana but includes those who used marijuana in addition to other illicit drugs. Definitions: Measures and terms are defined in Appendix A. Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2002-2018.

190725

Table 7.4B – Types of Illicit Drug, Tobacco Product, and Alcohol Use in Lifetime among Persons Aged 12 to 17: Percentages, 2002-2018
Substance	2002	2003	2004	2005	2006	2007	2008	2009	2010	2011	2012	2013	2014	2015	2016	2017	2018
ILLICIT DRUGS¹	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	25.3^a	23.0	23.9	23.9
Marijuana	20.6^a	19.6^a	19.0^a	17.4^a	17.3^a	16.2	16.6^a	17.1^a	17.1^a	17.5^a	17.0^a	16.4^a	16.4^a	15.7	14.8	15.3	15.4
Cocaine	2.7^a	2.6^a	2.4^a	2.3^a	2.2^a	2.2^a	1.9^a	1.6^a	1.5^a	1.3^a	1.1^a	0.9	0.9	0.8	0.9	0.7	0.7
Crack	0.7^a	0.6^a	0.5^a	0.4^a	0.5^a	0.4^a	0.3^a	0.2^a	0.2^a	0.3^a	0.1	0.1	0.1^a	0.1	0.1	0.1	0.1
Heroin	0.4^a	0.3^a	0.3^a	0.2^a	0.2^a	0.2^a	0.3^a	0.2^a	0.2^a	0.3^a	0.2^a	0.2^a	0.1^a	0.1^a	0.1	0.1	0.1
Hallucinogens	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	3.1^a	2.7^a	2.8^a	2.3
LSD	2.7^a	1.6	1.2	1.1	0.9^a	0.8^a	1.1	1.0^a	0.9^a	0.9^a	1.0^a	0.9^a	1.2	1.3	1.2	1.5	1.3
PCP	0.9^a	0.8^a	0.7^a	0.7^a	0.5^a	0.4^a	0.4^a	0.4^a	0.3^a	0.3^a	0.4^a	0.2	0.2^a	0.2^a	0.2	0.2	0.1
Ecstasy	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	1.4^a	1.2^a	1.0	0.8
Inhalants	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	9.1	8.3	8.6	8.5
Methamphetamine	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	0.3	0.3	0.3	0.3
Misuse of Psychotherapeutics	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nr	nr	nr	nr
Pain Relievers	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nr	nr	nr	nr
Stimulants	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nr	nr	nr	nr
Tranquilizers or Sedatives	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nr	nr	nr	nr
Tranquilizers	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nr	nr	nr	nr
Sedatives	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nr	nr	nr	nr
Benzodiazepines	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Opioids	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nr	nr	nr	nr
Illicit Drugs Other than Marijuana²	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nr	nr	nr	nr
TOBACCO PRODUCTS	36.8^a	34.5^a	32.7^a	30.7^a	29.8^a	27.8^a	27.4^a	27.1^a	25.1^a	23.2^a	21.5^a	19.8^a	18.5^a	17.3^a	15.3^a	14.9^a	13.4
Cigarettes	33.3^a	31.0^a	29.2^a	26.7^a	25.9^a	23.7^a	23.1^a	22.3^a	20.5^a	19.1^a	17.4^a	15.7^a	14.2^a	13.2^a	11.6^a	10.8^a	9.6
Daily Cigarettes	8.2^a	7.4^a	6.8^a	5.8^a	5.7^a	5.3^a	4.5^a	4.8^a	4.3^a	3.8^a	3.2^a	2.7^a	2.6^a	2.0^a	1.5	1.4	1.3
Smokeless Tobacco	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	5.5^a	4.7	5.0^a	4.4
Cigars	16.3^a	15.1^a	14.8^a	14.1^a	13.7^a	13.0^a	12.5^a	12.5^a	11.1^a	10.7^a	9.6^a	8.3^a	8.0^a	7.2^a	6.1^a	6.4^a	5.3
Pipe Tobacco	2.8^a	2.6^a	2.8^a	2.5^a	2.5^a	2.3^a	2.3^a	2.6^a	2.2^a	2.3^a	2.5^a	2.1^a	2.2^a	1.7	1.8^a	1.7	1.4
ALCOHOL	43.4^a	42.9^a	42.0^a	40.6^a	40.4^a	39.5^a	38.6^a	38.4^a	35.4^a	34.5^a	32.4^a	30.8^a	29.6^a	28.4^a	27.0	27.1	26.3
Binge Alcohol Use	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Heavy Alcohol Use	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
SUBSTANCE USE
Illicit Drugs, Tobacco Products, or Alcohol¹	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	39.1^a	37.1	37.5	37.0
Illicit Drugs or Alcohol¹	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	36.9^a	34.8	35.7	35.3
Tobacco Products or Alcohol	51.2^a	49.7^a	48.3^a	46.7^a	45.9^a	44.9^a	43.9^a	43.6^a	40.8^a	39.3^a	36.6^a	35.3^a	33.9^a	32.4^a	30.7	30.5	29.7
* = low precision; -- = not available; da = does not apply; nc = not comparable due to methodological changes; nr = not reported due to measurement issues. NOTE: Some 2006 to 2010 estimates may differ from previously published estimates due to updates (see Section 3.3.5 in Chapter 3 of the 2018 National Survey on Drug Use and Health: Methodological Summary and Definitions). ^a The difference between this estimate and the 2018 estimate is statistically significant at the .05 level. Rounding may make the estimates appear identical. ¹ Illicit Drug Use in Lifetime includes the misuse of prescription psychotherapeutics even though those estimates are not reported due to potential underreporting in lifetime prescription psychotherapeutics estimates. ² Illicit Drugs Other Than Marijuana excludes respondents who used only marijuana but includes those who used marijuana in addition to other illicit drugs. Definitions: Measures and terms are defined in Appendix A. Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2002-2018.

190329

Table 7.5A – Types of Illicit Drug, Tobacco Product, and Alcohol Use in Past Year among Persons Aged 12 to 17: Numbers in Thousands, 2002-2018
Substance	2002	2003	2004	2005	2006	2007	2008	2009	2010	2011	2012	2013	2014	2015	2016	2017	2018
ILLICIT DRUGS	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	4,346	3,941	4,069	4,151
Marijuana	3,905^a	3,745^a	3,656^a	3,383^a	3,355^a	3,158	3,258	3,363^a	3,414^a	3,553^a	3,363^a	3,346^a	3,262	3,137	2,982	3,094	3,110
Cocaine	508^a	438^a	411^a	423^a	411^a	385^a	306^a	242^a	239^a	229^a	180^a	131	168	153	136	127	112
Crack	100^a	95^a	63^a	54^a	74^a	65^a	34^a	29^a	18^a	29^a	19	11	20^a	5	11	16	4
Heroin	51^a	36^a	48^a	37^a	37^a	24	41^a	34^a	28^a	54^a	31^a	31^a	28^a	21	13	14	10
Hallucinogens	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	523^a	456	512^a	376
LSD	314^a	149^a	157	150	106^a	126^a	185	143^a	136^a	159	152	150^a	214	251	204	259	204
PCP	110^a	89^a	72^a	85^a	59^a	56^a	61^a	48^a	35^a	39^a	48^a	29	33	34	18	23	15
Ecstasy	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	201^a	177	174	130
Inhalants	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	684	554^a	574	662
Methamphetamine	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	40	32	48	43
Misuse of Psychotherapeutics¹	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	1,464^a	1,317	1,232	1,196
Pain Relievers¹	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	969^a	881^a	767	695
Stimulants	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	491^a	427	452	369
Tranquilizers or Sedatives	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	448	482	492	460
Tranquilizers	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	394	434	458	423
Sedatives	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	102	100	74	63
Benzodiazepines	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	369	417	441	399
Opioids	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	980^a	891^a	769	699
Illicit Drugs Other than Marijuana²	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	2,263^a	1,965	1,945	1,901
TOBACCO PRODUCTS³	5,839^a	5,634^a	5,562^a	5,365^a	5,295^a	5,010^a	4,747^a	4,799^a	4,419^a	4,203^a	3,801^a	3,461^a	3,161^a	2,877^a	2,607^a	2,430^a	2,072
Cigarettes	5,037^a	4,737^a	4,645^a	4,387^a	4,325^a	3,973^a	3,762^a	3,724^a	3,460^a	3,287^a	2,948^a	2,561^a	2,210^a	2,021^a	1,785^a	1,567^a	1,365
Daily Cigarettes	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Smokeless Tobacco	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	879^a	752^a	749^a	625
Cigars	2,511^a	2,487^a	2,568^a	2,485^a	2,382^a	2,373^a	2,127^a	2,218^a	1,882^a	1,939^a	1,684^a	1,424^a	1,426^a	1,271^a	1,101^a	1,136^a	928
Pipe Tobacco³	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
ALCOHOL	8,564^a	8,563^a	8,537^a	8,454^a	8,375^a	8,042^a	7,727^a	7,516^a	6,982^a	6,940^a	6,555^a	6,133^a	5,979^a	5,652^a	5,385	5,466	5,191
Binge Alcohol Use	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Heavy Alcohol Use	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
SUBSTANCE USE
Illicit Drugs, Tobacco Products, or Alcohol³	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	7,446^a	7,140	7,239	7,020
Illicit Drugs or Alcohol	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	7,054^a	6,681	6,884	6,691
Tobacco Products or Alcohol³	9,883^a	9,805^a	9,729^a	9,608^a	9,486^a	9,127^a	8,735^a	8,609^a	8,062^a	7,937^a	7,399^a	7,026^a	6,765^a	6,353^a	6,111^a	6,086^a	5,777
* = low precision; -- = not available; da = does not apply; nc = not comparable due to methodological changes; nr = not reported due to measurement issues. NOTE: Some 2006 to 2010 estimates may differ from previously published estimates due to updates (see Section 3.3.5 in Chapter 3 of the 2018 National Survey on Drug Use and Health: Methodological Summary and Definitions). ^a The difference between this estimate and the 2018 estimate is statistically significant at the .05 level. Rounding may make the estimates appear identical. ¹ Prescription psychotherapeutic subtypes were revised in 2016; one effect was the comparability of codeine products between 2015 and later years. ² Illicit Drugs Other Than Marijuana excludes respondents who used only marijuana but includes those who used marijuana in addition to other illicit drugs. ³ Information about past year use of pipe tobacco was not collected. Tobacco product use in the past year excludes past year pipe tobacco use, but includes past month pipe tobacco use. Definitions: Measures and terms are defined in Appendix A. Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2002-2018.

190329

Table 7.5B – Types of Illicit Drug, Tobacco Product, and Alcohol Use in Past Year among Persons Aged 12 to 17: Percentages, 2002-2018
Substance	2002	2003	2004	2005	2006	2007	2008	2009	2010	2011	2012	2013	2014	2015	2016	2017	2018
ILLICIT DRUGS	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	17.5	15.8	16.3	16.7
Marijuana	15.8^a	15.0^a	14.5^a	13.3	13.2	12.5	13.1	13.7^a	14.0^a	14.2^a	13.5^a	13.4^a	13.1	12.6	12.0	12.4	12.5
Cocaine	2.1^a	1.8^a	1.6^a	1.7^a	1.6^a	1.5^a	1.2^a	1.0^a	1.0^a	0.9^a	0.7^a	0.5	0.7	0.6	0.5	0.5	0.4
Crack	0.4^a	0.4^a	0.3^a	0.2^a	0.3^a	0.3^a	0.1^a	0.1^a	0.1^a	0.1^a	0.1	0.0	0.1^a	0.0	0.0	0.1	0.0
Heroin	0.2^a	0.1^a	0.2^a	0.1^a	0.1^a	0.1	0.2^a	0.1^a	0.1^a	0.2^a	0.1^a	0.1^a	0.1^a	0.1	0.1	0.1	0.0
Hallucinogens	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	2.1^a	1.8	2.1^a	1.5
LSD	1.3^a	0.6^a	0.6	0.6^a	0.4^a	0.5^a	0.7	0.6^a	0.6^a	0.6	0.6	0.6^a	0.9	1.0	0.8	1.0	0.8
PCP	0.4^a	0.4^a	0.3^a	0.3^a	0.2^a	0.2^a	0.2^a	0.2^a	0.1^a	0.2^a	0.2^a	0.1	0.1	0.1	0.1	0.1	0.1
Ecstasy	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	0.8^a	0.7	0.7	0.5
Inhalants	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	2.7	2.2^a	2.3	2.7
Methamphetamine	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	0.2	0.1	0.2	0.2
Misuse of Psychotherapeutics¹	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	5.9^a	5.3	4.9	4.8
Pain Relievers¹	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	3.9^a	3.5^a	3.1	2.8
Stimulants	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	2.0^a	1.7	1.8	1.5
Tranquilizers or Sedatives	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	1.8	1.9	2.0	1.8
Tranquilizers	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	1.6	1.7	1.8	1.7
Sedatives	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	0.4	0.4	0.3	0.3
Benzodiazepines	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	1.5	1.7	1.8	1.6
Opioids	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	3.9^a	3.6^a	3.1	2.8
Illicit Drugs Other than Marijuana²	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	9.1^a	7.9	7.8	7.6
TOBACCO PRODUCTS³	23.6^a	22.5^a	22.1^a	21.2^a	20.9^a	19.8^a	19.1^a	19.5^a	18.1^a	16.8^a	15.2^a	13.9^a	12.7^a	11.6^a	10.5^a	9.7^a	8.3
Cigarettes	20.3^a	19.0^a	18.4^a	17.3^a	17.0^a	15.7^a	15.1^a	15.1^a	14.2^a	13.2^a	11.8^a	10.3^a	8.9^a	8.1^a	7.2^a	6.3^a	5.5
Daily Cigarettes	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Smokeless Tobacco	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	3.5^a	3.0^a	3.0^a	2.5
Cigars	10.1^a	10.0^a	10.2^a	9.8^a	9.4^a	9.4^a	8.5^a	9.0^a	7.7^a	7.8^a	6.8^a	5.7^a	5.7^a	5.1^a	4.4^a	4.6^a	3.7
Pipe Tobacco³	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
ALCOHOL	34.6^a	34.3^a	33.9^a	33.3^a	33.0^a	31.9^a	31.0^a	30.5^a	28.7^a	27.8^a	26.3^a	24.6^a	24.0^a	22.7^a	21.6	21.9	20.8
Binge Alcohol Use	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Heavy Alcohol Use	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
SUBSTANCE USE
Illicit Drugs, Tobacco Products, or Alcohol³	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	29.9^a	28.7	29.0	28.2
Illicit Drugs or Alcohol	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	28.3^a	26.8	27.6	26.9
Tobacco Products or Alcohol³	39.9^a	39.2^a	38.6^a	37.9^a	37.4^a	36.2^a	35.1^a	35.0^a	33.1^a	31.8^a	29.7^a	28.2^a	27.2^a	25.5^a	24.5^a	24.4	23.2
* = low precision; -- = not available; da = does not apply; nc = not comparable due to methodological changes; nr = not reported due to measurement issues. NOTE: Some 2006 to 2010 estimates may differ from previously published estimates due to updates (see Section 3.3.5 in Chapter 3 of the 2018 National Survey on Drug Use and Health: Methodological Summary and Definitions). ^a The difference between this estimate and the 2018 estimate is statistically significant at the .05 level. Rounding may make the estimates appear identical. ¹ Prescription psychotherapeutic subtypes were revised in 2016; one effect was the comparability of codeine products between 2015 and later years. ² Illicit Drugs Other Than Marijuana excludes respondents who used only marijuana but includes those who used marijuana in addition to other illicit drugs. ³ Information about past year use of pipe tobacco was not collected. Tobacco product use in the past year excludes past year pipe tobacco use, but includes past month pipe tobacco use. Definitions: Measures and terms are defined in Appendix A. Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2002-2018.

190329

Table 7.6A – Types of Illicit Drug, Tobacco Product, and Alcohol Use in Past Month among Persons Aged 12 to 17: Numbers in Thousands, 2002-2018
Substance	2002	2003	2004	2005	2006	2007	2008	2009	2010	2011	2012	2013	2014	2015	2016	2017	2018
ILLICIT DRUGS	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	2,193^a	1,959	1,966	2,000
Marijuana	2,023^a	1,971^a	1,909^a	1,730	1,695	1,693	1,668	1,813	1,802	1,967^a	1,800	1,762	1,830	1,752	1,609	1,613	1,658
Cocaine	146^a	153^a	126^a	142^a	110^a	104^a	98^a	70^a	60^a	67^a	30^a	43^a	39^a	53^a	28	26	12
Crack	26	32	16	25	12	16	7	8	4	3	*	3	8	1	3	*	*
Heroin	11	18	15	15	16	3	14	13	8	15	*	13	16	5	3	2	8
Hallucinogens	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	121	114	143	139
LSD	61	51	38	32	31	30	52	35	46	34	26^a	51	65	53	42	53	55
PCP	23^a	20^a	11	17^a	12	9	15^a	12	6	4	5	7	3	9	5	5	4
Ecstasy	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	33	29	41	53
Inhalants	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	175	149	153	184
Methamphetamine	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	13	9	16	17
Misuse of Psychotherapeutics¹	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	492^a	389^a	364	312
Pain Relievers¹	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	276^a	239^a	214	161
Stimulants	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	117	92	123	120
Tranquilizers or Sedatives	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	175^a	138^a	140^a	88
Tranquilizers	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	162^a	121	128^a	81
Sedatives	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	21	23	19	9
Benzodiazepines	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Opioids	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	277^a	241^a	215	169
Illicit Drugs Other than Marijuana²	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	750^a	601	610	584
TOBACCO PRODUCTS	3,767^a	3,610^a	3,635^a	3,324^a	3,282^a	3,141^a	2,870^a	2,894^a	2,612^a	2,490^a	2,152^a	1,951^a	1,742^a	1,492^a	1,324^a	1,216^a	1,052
Cigarettes	3,209^a	3,044^a	2,998^a	2,733^a	2,642^a	2,495^a	2,282^a	2,216^a	2,040^a	1,939^a	1,634^a	1,397^a	1,213^a	1,039^a	855^a	787^a	672
Daily Cigarettes	1,021^a	904^a	828^a	704^a	701^a	659^a	510^a	511^a	459^a	440^a	360^a	271^a	292^a	208^a	129	96	99
Smokeless Tobacco	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	367^a	352^a	335	278
Cigars	1,117^a	1,115^a	1,201^a	1,064^a	1,049^a	1,073^a	951^a	990^a	788^a	858^a	645^a	576^a	521^a	517^a	448	479	411
Pipe Tobacco	137^a	160^a	178^a	158^a	168^a	181^a	178^a	231^a	155^a	182^a	165^a	160^a	179^a	84	123^a	112	72
ALCOHOL	4,365^a	4,425^a	4,436^a	4,191^a	4,228^a	4,040^a	3,671^a	3,649^a	3,319^a	3,326^a	3,217^a	2,877^a	2,872^a	2,392	2,289	2,465^a	2,233
Binge Alcohol Use³	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	1,441^a	1,214	1,310	1,168
Heavy Alcohol Use	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	221^a	191^a	174	131
SUBSTANCE USE
Illicit Drugs, Tobacco Products, or Alcohol	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	3,891^a	3,662	3,762	3,542
Illicit Drugs or Alcohol	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	3,534^a	3,282	3,442	3,285
Tobacco Products or Alcohol	5,950^a	5,903^a	5,894^a	5,589^a	5,540^a	5,324^a	4,892^a	4,842^a	4,436^a	4,363^a	4,102^a	3,756^a	3,642^a	3,083^a	2,942	3,003^a	2,739
* = low precision; -- = not available; da = does not apply; nc = not comparable due to methodological changes; nr = not reported due to measurement issues. NOTE: Some 2006 to 2010 estimates may differ from previously published estimates due to updates (see Section 3.3.5 in Chapter 3 of the 2018 National Survey on Drug Use and Health: Methodological Summary and Definitions). ^a The difference between this estimate and the 2018 estimate is statistically significant at the .05 level. Rounding may make the estimates appear identical. ¹ Prescription psychotherapeutic subtypes were revised in 2016; one effect was the comparability of codeine products between 2015 and later years. ² Illicit Drugs Other Than Marijuana excludes respondents who used only marijuana but includes those who used marijuana in addition to other illicit drugs. ³ Estimates of binge alcohol use include use by those who were heavy alcohol users. Definitions: Measures and terms are defined in Appendix A. Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2002-2018.

190329

Table 7.6B – Types of Illicit Drug, Tobacco Product, and Alcohol Use in Past Month among Persons Aged 12 to 17: Percentages, 2002-2018
Substance	2002	2003	2004	2005	2006	2007	2008	2009	2010	2011	2012	2013	2014	2015	2016	2017	2018
ILLICIT DRUGS	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	8.8^a	7.9	7.9	8.0
Marijuana	8.2^a	7.9^a	7.6^a	6.8	6.7	6.7	6.7	7.4^a	7.4^a	7.9^a	7.2	7.1	7.4	7.0	6.5	6.5	6.7
Cocaine	0.6^a	0.6^a	0.5^a	0.6^a	0.4^a	0.4^a	0.4^a	0.3^a	0.2^a	0.3^a	0.1^a	0.2^a	0.2^a	0.2^a	0.1	0.1	0.0
Crack	0.1	0.1	0.1	0.1	0.0	0.1	0.0	0.0	0.0	0.0	*	0.0	0.0	0.0	0.0	*	*
Heroin	0.0	0.1	0.1	0.1	0.1	0.0	0.1	0.1	0.0	0.1	*	0.1	0.1	0.0	0.0	0.0	0.0
Hallucinogens	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	0.5	0.5	0.6	0.6
LSD	0.2	0.2	0.2	0.1	0.1	0.1	0.2	0.1	0.2	0.1	0.1^a	0.2	0.3	0.2	0.2	0.2	0.2
PCP	0.1^a	0.1^a	0.0	0.1^a	0.0	0.0	0.1^a	0.1	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0
Ecstasy	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	0.1	0.1	0.2	0.2
Inhalants	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	0.7	0.6	0.6	0.7
Methamphetamine	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	0.1	0.0	0.1	0.1
Misuse of Psychotherapeutics¹	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	2.0^a	1.6^a	1.5	1.3
Pain Relievers¹	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	1.1^a	1.0^a	0.9	0.6
Stimulants	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	0.5	0.4	0.5	0.5
Tranquilizers or Sedatives	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	0.7^a	0.6^a	0.6^a	0.4
Tranquilizers	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	0.7^a	0.5	0.5^a	0.3
Sedatives	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	0.1	0.1	0.1	0.0
Benzodiazepines	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Opioids	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	1.1^a	1.0^a	0.9	0.7
Illicit Drugs Other than Marijuana²	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	3.0^a	2.4	2.4	2.3
TOBACCO PRODUCTS	15.2^a	14.4^a	14.4^a	13.1^a	12.9^a	12.4^a	11.5^a	11.8^a	10.7^a	10.0^a	8.6^a	7.8^a	7.0^a	6.0^a	5.3^a	4.9^a	4.2
Cigarettes	13.0^a	12.2^a	11.9^a	10.8^a	10.4^a	9.9^a	9.2^a	9.0^a	8.4^a	7.8^a	6.6^a	5.6^a	4.9^a	4.2^a	3.4^a	3.2^a	2.7
Daily Cigarettes	4.1^a	3.6^a	3.3^a	2.8^a	2.8^a	2.6^a	2.0^a	2.1^a	1.9^a	1.8^a	1.4^a	1.1^a	1.2^a	0.8^a	0.5	0.4	0.4
Smokeless Tobacco	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	1.5^a	1.4^a	1.3	1.1
Cigars	4.5^a	4.5^a	4.8^a	4.2^a	4.1^a	4.3^a	3.8^a	4.0^a	3.2^a	3.4^a	2.6^a	2.3^a	2.1^a	2.1^a	1.8	1.9	1.7
Pipe Tobacco	0.6^a	0.6^a	0.7^a	0.6^a	0.7^a	0.7^a	0.7^a	0.9^a	0.6^a	0.7^a	0.7^a	0.6^a	0.7^a	0.3	0.5^a	0.4	0.3
ALCOHOL	17.6^a	17.7^a	17.6^a	16.5^a	16.7^a	16.0^a	14.7^a	14.8^a	13.6^a	13.3^a	12.9^a	11.6^a	11.5^a	9.6	9.2	9.9^a	9.0
Binge Alcohol Use³	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	5.8^a	4.9	5.3	4.7
Heavy Alcohol Use	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	0.9^a	0.8^a	0.7	0.5
SUBSTANCE USE
Illicit Drugs, Tobacco Products, or Alcohol	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	15.6^a	14.7	15.1	14.2
Illicit Drugs or Alcohol	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	14.2^a	13.2	13.8	13.2
Tobacco Products or Alcohol	24.0^a	23.6^a	23.4^a	22.0^a	21.8^a	21.1^a	19.7^a	19.7^a	18.2^a	17.5^a	16.5^a	15.1^a	14.6^a	12.4^a	11.8	12.0^a	11.0
* = low precision; -- = not available; da = does not apply; nc = not comparable due to methodological changes; nr = not reported due to measurement issues. NOTE: Some 2006 to 2010 estimates may differ from previously published estimates due to updates (see Section 3.3.5 in Chapter 3 of the 2018 National Survey on Drug Use and Health: Methodological Summary and Definitions). ^a The difference between this estimate and the 2018 estimate is statistically significant at the .05 level. Rounding may make the estimates appear identical. ¹ Prescription psychotherapeutic subtypes were revised in 2016; one effect was the comparability of codeine products between 2015 and later years. ² Illicit Drugs Other Than Marijuana excludes respondents who used only marijuana but includes those who used marijuana in addition to other illicit drugs. ³ Estimates of binge alcohol use include use by those who were heavy alcohol users. Definitions: Measures and terms are defined in Appendix A. Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2002-2018.

190725

Table 7.7A – Types of Illicit Drug, Tobacco Product, and Alcohol Use in Lifetime among Persons Aged 18 or Older: Numbers in Thousands, 2002-2018
Substance	2002	2003	2004	2005	2006	2007	2008	2009	2010	2011	2012	2013	2014	2015	2016	2017	2018
ILLICIT DRUGS¹	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	124,313^a	124,891^a	128,741	128,840
Marijuana	89,842^a	91,723^a	91,984^a	93,143^a	93,393^a	96,641^a	98,720^a	100,747^a	102,456^a	103,464^a	107,007^a	110,619^a	113,121^a	113,952^a	114,847^a	119,137	120,112
Cocaine	33,239^a	34,243^a	33,542^a	33,090^a	34,732^a	35,402^a	36,443^a	36,337^a	36,998^a	36,584^a	37,423^a	37,419^a	38,978	38,535	38,668	40,381	40,021
Crack	8,239^a	7,792^a	7,715^a	7,820^a	8,430	8,509	8,374	8,332	9,148	8,146^a	8,981	8,847	9,389	9,022	8,759	9,569	9,163
Heroin	3,574^a	3,664^a	3,067^a	3,475^a	3,728^a	3,751^a	3,729^a	3,623^a	4,097^a	4,093^a	4,505	4,774	4,777	5,064	4,950	5,262	5,093
Hallucinogens	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	40,155^a	40,816^a	41,372	42,690
LSD	23,845^a	24,027^a	23,085^a	22,145^a	23,146^a	22,518^a	23,333^a	23,464^a	23,143^a	22,771^a	23,487^a	24,549^a	24,744^a	24,994^a	25,573	25,705	27,013
PCP	7,185^a	6,903^a	6,587	6,421	6,505	6,073	6,554	6,173	6,179	6,027	6,456	6,416	6,328	6,262	6,412	6,053	6,055
Ecstasy	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	17,971^a	18,171^a	18,915	19,740
Inhalants	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	23,494	22,339	23,043	22,658
Methamphetamine	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	14,440	14,464	14,636	14,822
Misuse of Psychotherapeutics	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nr	nr	nr	nr
Pain Relievers	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nr	nr	nr	nr
Stimulants	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nr	nr	nr	nr
Tranquilizers or Sedatives	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nr	nr	nr	nr
Tranquilizers	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nr	nr	nr	nr
Sedatives	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nr	nr	nr	nr
Benzodiazepines	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Opioids	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nr	nr	nr	nr
Illicit Drugs Other than Marijuana²	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nr	nr	nr	nr
TOBACCO PRODUCTS	162,725^a	164,212	163,579	164,422	166,339	165,393	167,179	167,437^a	168,297^a	168,108^a	168,300^a	170,337^a	170,825^a	166,821	165,611	166,784	164,981
Cigarettes	154,311^a	155,488^a	154,479^a	155,082^a	156,386^a	155,844^a	156,887^a	157,110^a	157,953^a	157,025^a	156,718^a	158,236^a	158,266^a	153,202^a	151,800	152,764^a	150,083
Daily Cigarettes	93,183^a	92,908^a	91,702^a	92,001^a	93,061^a	93,191^a	93,191^a	90,919^a	92,158^a	89,878^a	92,569^a	91,747^a	91,139^a	88,748^a	87,641^a	85,214	83,533
Smokeless Tobacco	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	42,166	42,119	42,647	41,513
Cigars	84,020	84,320	83,666	84,687	85,181	85,231	86,645	87,372	86,067	85,830	86,206	87,047	87,282	85,950	83,809	84,766	85,187
Pipe Tobacco	39,316^a	39,424^a	38,799^a	37,829^a	37,706^a	34,950^a	36,049^a	34,578^a	33,840	33,958	33,984	33,655	33,141	33,073	32,637	32,646	32,434
ALCOHOL	184,705^a	186,820^a	187,624^a	191,361^a	193,139^a	193,976^a	195,805^a	199,084^a	200,642^a	203,137^a	205,946^a	206,125^a	210,390^a	209,764^a	209,437^a	213,297	214,668
Binge Alcohol Use	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Heavy Alcohol Use	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
SUBSTANCE USE
Illicit Drugs, Tobacco Products, or Alcohol¹	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	219,260^a	218,984^a	222,849	223,722
Illicit Drugs or Alcohol¹	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	213,053^a	212,983^a	216,865	217,893
Tobacco Products or Alcohol	193,321^a	194,996^a	196,497^a	199,731^a	202,039^a	202,302^a	204,559^a	206,795^a	209,122^a	210,883^a	213,749^a	215,469^a	218,208^a	217,661^a	217,428^a	221,274	222,228
* = low precision; -- = not available; da = does not apply; nc = not comparable due to methodological changes; nr = not reported due to measurement issues. NOTE: Some 2006 to 2010 estimates may differ from previously published estimates due to updates (see Section 3.3.5 in Chapter 3 of the 2018 National Survey on Drug Use and Health: Methodological Summary and Definitions). ^a The difference between this estimate and the 2018 estimate is statistically significant at the .05 level. Rounding may make the estimates appear identical. ¹ Illicit Drug Use in Lifetime includes the misuse of prescription psychotherapeutics even though those estimates are not reported due to potential underreporting in lifetime prescription psychotherapeutics estimates. ² Illicit Drugs Other Than Marijuana excludes respondents who used only marijuana but includes those who used marijuana in addition to other illicit drugs. Definitions: Measures and terms are defined in Appendix A. Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2002-2018.

190725

Table 7.7B – Types of Illicit Drug, Tobacco Product, and Alcohol Use in Lifetime among Persons Aged 18 or Older: Percentages, 2002-2018
Substance	2002	2003	2004	2005	2006	2007	2008	2009	2010	2011	2012	2013	2014	2015	2016	2017	2018
ILLICIT DRUGS¹	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	51.2	51.1	52.1	51.8
Marijuana	42.7^a	43.1^a	42.7^a	42.8^a	42.3^a	43.4^a	43.9^a	44.3^a	44.7^a	44.5^a	45.5^a	46.6^a	47.1^a	46.9^a	47.0^a	48.2	48.3
Cocaine	15.8	16.1	15.6	15.2^a	15.7	15.9	16.2	16.0	16.1	15.7	15.9	15.8	16.2	15.9	15.8	16.3	16.1
Crack	3.9	3.7	3.6	3.6	3.8	3.8	3.7	3.7	4.0	3.5	3.8	3.7	3.9	3.7	3.6	3.9	3.7
Heroin	1.7^a	1.7^a	1.4^a	1.6^a	1.7^a	1.7^a	1.7^a	1.6^a	1.8	1.8^a	1.9	2.0	2.0	2.1	2.0	2.1	2.0
Hallucinogens	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	16.5	16.7	16.7	17.2
LSD	11.3	11.3	10.7	10.2^a	10.5	10.1^a	10.4	10.3	10.1^a	9.8^a	10.0^a	10.3	10.3	10.3	10.5	10.4	10.9
PCP	3.4^a	3.2^a	3.1^a	2.9^a	2.9^a	2.7	2.9^a	2.7	2.7	2.6	2.7	2.7	2.6	2.6	2.6	2.4	2.4
Ecstasy	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	7.4^a	7.4^a	7.7	7.9
Inhalants	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	9.7^a	9.1	9.3	9.1
Methamphetamine	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	5.9	5.9	5.9	6.0
Misuse of Psychotherapeutics	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nr	nr	nr	nr
Pain Relievers	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nr	nr	nr	nr
Stimulants	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nr	nr	nr	nr
Tranquilizers or Sedatives	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nr	nr	nr	nr
Tranquilizers	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nr	nr	nr	nr
Sedatives	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nr	nr	nr	nr
Benzodiazepines	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Opioids	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nr	nr	nr	nr
Illicit Drugs Other than Marijuana²	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nr	nr	nr	nr
TOBACCO PRODUCTS	77.3^a	77.2^a	76.0^a	75.5^a	75.4^a	74.3^a	74.3^a	73.7^a	73.4^a	72.3^a	71.6^a	71.7^a	71.1^a	68.7^a	67.7^a	67.5^a	66.3
Cigarettes	73.3^a	73.1^a	71.8^a	71.2^a	70.9^a	70.0^a	69.8^a	69.1^a	68.9^a	67.5^a	66.7^a	66.6^a	65.9^a	63.1^a	62.1^a	61.8^a	60.3
Daily Cigarettes	44.3^a	43.7^a	42.6^a	42.2^a	42.2^a	41.9^a	41.4^a	40.0^a	40.2^a	38.6^a	39.4^a	38.6^a	37.9^a	36.6^a	35.8^a	34.5^a	33.6
Smokeless Tobacco	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	17.4	17.2	17.3	16.7
Cigars	39.9^a	39.6^a	38.9^a	38.9^a	38.6^a	38.3^a	38.5^a	38.5^a	37.5^a	36.9^a	36.7^a	36.7^a	36.3^a	35.4^a	34.3	34.3	34.2
Pipe Tobacco	18.7^a	18.5^a	18.0^a	17.4^a	17.1^a	15.7^a	16.0^a	15.2^a	14.8^a	14.6^a	14.5^a	14.2^a	13.8^a	13.6	13.3	13.2	13.0
ALCOHOL	87.8^a	87.8^a	87.1^a	87.8^a	87.5^a	87.1^a	87.1^a	87.6^a	87.5^a	87.3^a	87.6^a	86.8	87.6^a	86.4	85.6	86.3	86.3
Binge Alcohol Use	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Heavy Alcohol Use	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
SUBSTANCE USE
Illicit Drugs, Tobacco Products, or Alcohol¹	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	90.3	89.6	90.2	89.9
Illicit Drugs or Alcohol¹	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	87.7	87.1	87.7	87.6
Tobacco Products or Alcohol	91.9^a	91.7^a	91.3^a	91.7^a	91.6^a	90.9^a	90.9^a	91.0^a	91.2^a	90.7^a	90.9^a	90.7^a	90.8^a	89.6	88.9	89.5	89.3
* = low precision; -- = not available; da = does not apply; nc = not comparable due to methodological changes; nr = not reported due to measurement issues. NOTE: Some 2006 to 2010 estimates may differ from previously published estimates due to updates (see Section 3.3.5 in Chapter 3 of the 2018 National Survey on Drug Use and Health: Methodological Summary and Definitions). ^a The difference between this estimate and the 2018 estimate is statistically significant at the .05 level. Rounding may make the estimates appear identical. ¹ Illicit Drug Use in Lifetime includes the misuse of prescription psychotherapeutics even though those estimates are not reported due to potential underreporting in lifetime prescription psychotherapeutics estimates. ² Illicit Drugs Other Than Marijuana excludes respondents who used only marijuana but includes those who used marijuana in addition to other illicit drugs. Definitions: Measures and terms are defined in Appendix A. Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2002-2018.

190329

Table 7.8A – Types of Illicit Drug, Tobacco Product, and Alcohol Use in Past Year among Persons Aged 18 or Older: Numbers in Thousands, 2002-2018
Substance	2002	2003	2004	2005	2006	2007	2008	2009	2010	2011	2012	2013	2014	2015	2016	2017	2018
ILLICIT DRUGS	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	43,384^a	44,559^a	47,726	49,031
Marijuana	21,850^a	21,486^a	21,796^a	21,991^a	22,077^a	21,978^a	22,633^a	25,325^a	25,887^a	26,186^a	28,150^a	29,606^a	31,862^a	32,906^a	34,588^a	37,841^a	40,377
Cocaine	5,394	5,470	5,247	5,099	5,663	5,362	4,977	4,564^a	4,294^a	3,628^a	4,491^a	4,051^a	4,385^a	4,675^a	4,936	5,816	5,418
Crack	1,454^a	1,310^a	1,241^a	1,327^a	1,404^a	1,387^a	1,079^a	979	866	597	902	621	754	828	871	913	753
Heroin	353^a	278^a	350^a	343^a	524^a	349^a	415^a	547^a	593	566	638	650	885	807	934	872	798
Hallucinogens	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	4,169^a	4,447^a	4,613^a	5,219
LSD	684^a	409^a	434^a	413^a	561^a	495^a	623^a	647^a	746^a	721^a	905^a	962^a	1,075^a	1,284^a	1,692^a	1,984	2,115
PCP	126^a	130^a	138^a	79	129	83	37	77	61	80	124	61	57	86	85	73	56
Ecstasy	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	2,359	2,308	2,313	2,386
Inhalants	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	1,076^a	1,106	1,185	1,341
Methamphetamine	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	1,673	1,360^a	1,585	1,824
Misuse of Psychotherapeutics¹	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	17,478^a	17,354^a	16,844^a	15,686
Pain Relievers¹	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	11,492^a	10,635^a	10,310^a	9,253
Stimulants	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	4,760	5,220	5,386^a	4,739
Tranquilizers or Sedatives	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	6,519	6,539	6,251	5,975
Tranquilizers	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	5,656	5,626	5,485	5,319
Sedatives	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	1,409^a	1,431^a	1,278	1,021
Benzodiazepines	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	5,167	5,283	5,233	5,039
Opioids	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	11,712^a	10,933^a	10,632^a	9,551
Illicit Drugs Other than Marijuana²	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	22,276	22,019	22,458	21,422
TOBACCO PRODUCTS³	78,892^a	77,781^a	77,504^a	79,593^a	80,739^a	80,008^a	79,803^a	78,716^a	78,965^a	77,656^a	79,029^a	77,385^a	77,979^a	75,422^a	74,145^a	72,306	71,095
Cigarettes	66,273^a	65,116^a	65,264^a	66,446^a	67,368^a	66,745^a	66,368^a	65,537^a	65,139^a	63,839^a	64,854^a	63,695^a	63,648^a	59,827^a	59,466^a	56,841	56,078
Daily Cigarettes	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Smokeless Tobacco	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	11,648^a	11,071	10,956	10,310
Cigars	23,417^a	22,898	23,405^a	24,423^a	24,475^a	24,276^a	24,155^a	24,374^a	24,179^a	23,040	23,964^a	23,509^a	22,309	23,111	21,671	22,307	22,023
Pipe Tobacco³	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
ALCOHOL	146,912^a	145,978^a	148,149^a	153,172^a	154,073^a	154,933^a	157,239^a	160,620^a	161,399^a	163,482^a	167,018^a	167,833^a	170,577^a	170,195^a	169,240^a	173,270	174,087
Binge Alcohol Use	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Heavy Alcohol Use	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
SUBSTANCE USE
Illicit Drugs, Tobacco Products, or Alcohol³	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	186,610^a	185,528^a	189,384	190,317
Illicit Drugs or Alcohol	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	175,209^a	174,243^a	178,669	179,223
Tobacco Products or Alcohol³	160,664^a	160,175^a	161,339^a	167,466^a	168,206^a	168,730^a	171,208^a	173,417^a	175,261^a	176,903^a	180,430^a	181,367^a	184,508^a	184,135^a	183,079^a	186,763	187,895
* = low precision; -- = not available; da = does not apply; nc = not comparable due to methodological changes; nr = not reported due to measurement issues. NOTE: Some 2006 to 2010 estimates may differ from previously published estimates due to updates (see Section 3.3.5 in Chapter 3 of the 2018 National Survey on Drug Use and Health: Methodological Summary and Definitions). ^a The difference between this estimate and the 2018 estimate is statistically significant at the .05 level. Rounding may make the estimates appear identical. ¹ Prescription psychotherapeutic subtypes were revised in 2016; one effect was the comparability of codeine products between 2015 and later years. ² Illicit Drugs Other Than Marijuana excludes respondents who used only marijuana but includes those who used marijuana in addition to other illicit drugs. ³ Information about past year use of pipe tobacco was not collected. Tobacco product use in the past year excludes past year pipe tobacco use, but includes past month pipe tobacco use. Definitions: Measures and terms are defined in Appendix A. Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2002-2018.

190329

Table 7.8B – Types of Illicit Drug, Tobacco Product, and Alcohol Use in Past Year among Persons Aged 18 or Older: Percentages, 2002-2018
Substance	2002	2003	2004	2005	2006	2007	2008	2009	2010	2011	2012	2013	2014	2015	2016	2017	2018
ILLICIT DRUGS	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	17.9^a	18.2^a	19.3	19.7
Marijuana	10.4^a	10.1^a	10.1^a	10.1^a	10.0^a	9.9^a	10.1^a	11.1^a	11.3^a	11.3^a	12.0^a	12.5^a	13.3^a	13.6^a	14.1^a	15.3^a	16.2
Cocaine	2.6^a	2.6^a	2.4^a	2.3	2.6^a	2.4	2.2	2.0	1.9^a	1.6^a	1.9^a	1.7^a	1.8^a	1.9^a	2.0	2.4	2.2
Crack	0.7^a	0.6^a	0.6^a	0.6^a	0.6^a	0.6^a	0.5^a	0.4^a	0.4	0.3	0.4	0.3	0.3	0.3	0.4	0.4	0.3
Heroin	0.2^a	0.1^a	0.2^a	0.2^a	0.2	0.2^a	0.2^a	0.2	0.3	0.2	0.3	0.3	0.4	0.3	0.4	0.4	0.3
Hallucinogens	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	1.7^a	1.8^a	1.9^a	2.1
LSD	0.3^a	0.2^a	0.2^a	0.2^a	0.3^a	0.2^a	0.3^a	0.3^a	0.3^a	0.3^a	0.4^a	0.4^a	0.4^a	0.5^a	0.7^a	0.8	0.9
PCP	0.1^a	0.1^a	0.1^a	0.0	0.1^a	0.0	0.0	0.0	0.0	0.0	0.1^a	0.0	0.0	0.0	0.0	0.0	0.0
Ecstasy	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	1.0	0.9	0.9	1.0
Inhalants	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	0.4	0.5	0.5	0.5
Methamphetamine	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	0.7	0.6^a	0.6	0.7
Misuse of Psychotherapeutics¹	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	7.2^a	7.1^a	6.8^a	6.3
Pain Relievers¹	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	4.7^a	4.3^a	4.2^a	3.7
Stimulants	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	2.0	2.1^a	2.2^a	1.9
Tranquilizers or Sedatives	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	2.7^a	2.7^a	2.5	2.4
Tranquilizers	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	2.3	2.3	2.2	2.1
Sedatives	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	0.6^a	0.6^a	0.5	0.4
Benzodiazepines	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	2.1	2.2	2.1	2.0
Opioids	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	4.8^a	4.5^a	4.3^a	3.8
Illicit Drugs Other than Marijuana²	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	9.2^a	9.0	9.1^a	8.6
TOBACCO PRODUCTS³	37.5^a	36.6^a	36.0^a	36.5^a	36.6^a	35.9^a	35.5^a	34.6^a	34.4^a	33.4^a	33.6^a	32.6^a	32.5^a	31.1^a	30.3^a	29.3	28.6
Cigarettes	31.5^a	30.6^a	30.3^a	30.5^a	30.5^a	30.0^a	29.5^a	28.8^a	28.4^a	27.4^a	27.6^a	26.8^a	26.5^a	24.6^a	24.3^a	23.0	22.5
Daily Cigarettes	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Smokeless Tobacco	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	4.8^a	4.5^a	4.4	4.1
Cigars	11.1^a	10.8^a	10.9^a	11.2^a	11.1^a	10.9^a	10.7^a	10.7^a	10.5^a	9.9^a	10.2^a	9.9^a	9.3	9.5^a	8.9	9.0	8.8
Pipe Tobacco³	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
ALCOHOL	69.8	68.6^a	68.8^a	70.3	69.8	69.6	69.9	70.7	70.4	70.3	71.0^a	70.7	71.0^a	70.1	69.2	70.1	70.0
Binge Alcohol Use	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Heavy Alcohol Use	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
SUBSTANCE USE
Illicit Drugs, Tobacco Products, or Alcohol³	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	76.9	75.9	76.6	76.5
Illicit Drugs or Alcohol	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	72.2	71.3	72.3	72.0
Tobacco Products or Alcohol³	76.4	75.3	74.9	76.9^a	76.2	75.8	76.1	76.3	76.4	76.0	76.7^a	76.4	76.8^a	75.8	74.9	75.6	75.5
* = low precision; -- = not available; da = does not apply; nc = not comparable due to methodological changes; nr = not reported due to measurement issues. NOTE: Some 2006 to 2010 estimates may differ from previously published estimates due to updates (see Section 3.3.5 in Chapter 3 of the 2018 National Survey on Drug Use and Health: Methodological Summary and Definitions). ^a The difference between this estimate and the 2018 estimate is statistically significant at the .05 level. Rounding may make the estimates appear identical. ¹ Prescription psychotherapeutic subtypes were revised in 2016; one effect was the comparability of codeine products between 2015 and later years. ² Illicit Drugs Other Than Marijuana excludes respondents who used only marijuana but includes those who used marijuana in addition to other illicit drugs. ³ Information about past year use of pipe tobacco was not collected. Tobacco product use in the past year excludes past year pipe tobacco use, but includes past month pipe tobacco use. Definitions: Measures and terms are defined in Appendix A. Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2002-2018.

190329

Table 7.9A – Types of Illicit Drug, Tobacco Product, and Alcohol Use in Past Month among Persons Aged 18 or Older: Numbers in Thousands, 2002-2018
Substance	2002	2003	2004	2005	2006	2007	2008	2009	2010	2011	2012	2013	2014	2015	2016	2017	2018
ILLICIT DRUGS	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	24,887^a	26,605^a	28,510	29,917
Marijuana	12,561^a	12,667^a	12,667^a	12,896^a	13,154^a	12,777^a	13,601^a	15,013^a	15,607^a	16,103^a	17,055^a	18,048^a	20,357^a	20,474^a	22,373^a	24,383^a	26,009
Cocaine	1,874	2,128	1,895	2,255	2,316	1,972	1,767	1,572^a	1,412^a	1,302^a	1,620	1,505^a	1,491^a	1,822	1,847	2,141	1,938
Crack	541	572	451	657	691^a	595	356	489	375	225^a	443	375	347	393	429	472	436
Heroin	155^a	101^a	151^a	121^a	323	157^a	200^a	180^a	231	267	335	277	419	325	471	492	347
Hallucinogens	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	1,118^a	1,276	1,295	1,491
LSD	51^a	82^a	103^a	72^a	99^a	114^a	105^a	124^a	109^a	118^a	158^a	177^a	222^a	299	332	459	403
PCP	35	35	37	31	19	34	*	42	30	22	27	26	*	17	17	32	30
Ecstasy	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	524	590	547	636
Inhalants	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	352	451	403	428
Methamphetamine	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	885	658^a	758	984
Misuse of Psychotherapeutics¹	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	5,873^a	5,818^a	5,592	5,112
Pain Relievers¹	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	3,499^a	3,111	3,024	2,691
Stimulants	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	1,536	1,643	1,718	1,550
Tranquilizers or Sedatives	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	2,010	2,187^a	1,815	1,711
Tranquilizers	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	1,712	1,832	1,599	1,553
Sedatives	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	425^a	474^a	333	234
Benzodiazepines	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Opioids	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	3,686^a	3,408^a	3,333	2,874
Illicit Drugs Other than Marijuana²	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	8,523	8,517	8,550	8,271
TOBACCO PRODUCTS	67,732^a	67,147^a	66,622^a	68,195^a	69,596^a	67,932^a	68,085^a	66,932^a	67,051^a	65,735^a	67,345^a	64,928^a	65,157^a	62,467^a	62,105^a	59,856^a	57,723
Cigarettes	57,928^a	57,391^a	56,897^a	57,799^a	58,926^a	57,688^a	57,551^a	56,507^a	56,295^a	54,880^a	55,890^a	54,381^a	54,028^a	50,912^a	50,478^a	47,905	46,284
Daily Cigarettes	37,717^a	37,085^a	36,516^a	37,428^a	37,631^a	36,242^a	36,278^a	35,323^a	34,259^a	34,049^a	34,577^a	32,976^a	32,179^a	29,982^a	29,573^a	27,691	27,229
Smokeless Tobacco	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	8,625^a	8,416^a	8,239	7,694
Cigars	11,634	11,722	12,526	12,576	12,652	12,227	12,274	12,355	12,485	12,007	12,772	11,862	11,443	11,991	11,813	12,053	11,800
Pipe Tobacco	1,679	1,458^a	1,657	2,032	2,147	1,863	1,707	1,873	2,000	1,955	2,365	2,111	2,067	2,183	2,141	2,221	2,012
ALCOHOL	115,455^a	114,539^a	116,498^a	121,837^a	121,133^a	122,825^a	125,213^a	126,994^a	128,055^a	130,059^a	132,285^a	133,991^a	136,804	135,929	134,446^a	138,123	137,602
Binge Alcohol Use³	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	65,249	64,113	65,326	65,891
Heavy Alcohol Use	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	17,105	16,098	16,543	16,437
SUBSTANCE USE
Illicit Drugs, Tobacco Products, or Alcohol	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	159,224	158,474^a	161,478	161,284
Illicit Drugs or Alcohol	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	141,264^a	140,492^a	144,367	144,208
Tobacco Products or Alcohol	137,456^a	136,833^a	137,390^a	143,031^a	143,823^a	144,514^a	146,460^a	147,823^a	149,948^a	150,956^a	154,431^a	155,336^a	158,145	157,080	155,758^a	158,743	158,257
* = low precision; -- = not available; da = does not apply; nc = not comparable due to methodological changes; nr = not reported due to measurement issues. NOTE: Some 2006 to 2010 estimates may differ from previously published estimates due to updates (see Section 3.3.5 in Chapter 3 of the 2018 National Survey on Drug Use and Health: Methodological Summary and Definitions). ^a The difference between this estimate and the 2018 estimate is statistically significant at the .05 level. Rounding may make the estimates appear identical. ¹ Prescription psychotherapeutic subtypes were revised in 2016; one effect was the comparability of codeine products between 2015 and later years. ² Illicit Drugs Other Than Marijuana excludes respondents who used only marijuana but includes those who used marijuana in addition to other illicit drugs. ³ Estimates of binge alcohol use include use by those who were heavy alcohol users. Definitions: Measures and terms are defined in Appendix A. Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2002-2018.

190329

Table 7.9B – Types of Illicit Drug, Tobacco Product, and Alcohol Use in Past Month among Persons Aged 18 or Older: Percentages, 2002-2018
Substance	2002	2003	2004	2005	2006	2007	2008	2009	2010	2011	2012	2013	2014	2015	2016	2017	2018
ILLICIT DRUGS	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	10.2^a	10.9^a	11.5	12.0
Marijuana	6.0^a	6.0^a	5.9^a	5.9^a	6.0^a	5.7^a	6.0^a	6.6^a	6.8^a	6.9^a	7.3^a	7.6^a	8.5^a	8.4^a	9.1^a	9.9^a	10.5
Cocaine	0.9	1.0^a	0.9	1.0^a	1.0^a	0.9	0.8	0.7	0.6^a	0.6^a	0.7	0.6	0.6^a	0.8	0.8	0.9	0.8
Crack	0.3	0.3	0.2	0.3^a	0.3^a	0.3^a	0.2	0.2	0.2	0.1^a	0.2	0.2	0.1	0.2	0.2	0.2	0.2
Heroin	0.1^a	0.0^a	0.1^a	0.1^a	0.1	0.1^a	0.1	0.1^a	0.1	0.1	0.1	0.1	0.2	0.1	0.2	0.2	0.1
Hallucinogens	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	0.5^a	0.5	0.5	0.6
LSD	0.0^a	0.0^a	0.0^a	0.0^a	0.0^a	0.1^a	0.0^a	0.1^a	0.0^a	0.1^a	0.1^a	0.1^a	0.1^a	0.1	0.1	0.2	0.2
PCP	0.0	0.0	0.0	0.0	0.0	0.0	*	0.0	0.0	0.0	0.0	0.0	*	0.0	0.0	0.0	0.0
Ecstasy	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	0.2	0.2	0.2	0.3
Inhalants	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	0.1	0.2	0.2	0.2
Methamphetamine	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	0.4	0.3^a	0.3	0.4
Misuse of Psychotherapeutics¹	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	2.4^a	2.4^a	2.3	2.1
Pain Relievers¹	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	1.4^a	1.3^a	1.2	1.1
Stimulants	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	0.6	0.7	0.7	0.6
Tranquilizers or Sedatives	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	0.8^a	0.9^a	0.7	0.7
Tranquilizers	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	0.7	0.7	0.6	0.6
Sedatives	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	0.2^a	0.2^a	0.1	0.1
Benzodiazepines	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Opioids	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	1.5^a	1.4^a	1.3^a	1.2
Illicit Drugs Other than Marijuana²	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	3.5	3.5	3.5	3.3
TOBACCO PRODUCTS	32.2^a	31.6^a	30.9^a	31.3^a	31.5^a	30.5^a	30.3^a	29.5^a	29.2^a	28.3^a	28.6^a	27.3^a	27.1^a	25.7^a	25.4^a	24.2^a	23.2
Cigarettes	27.5^a	27.0^a	26.4^a	26.5^a	26.7^a	25.9^a	25.6^a	24.9^a	24.6^a	23.6^a	23.8^a	22.9^a	22.5^a	21.0^a	20.6^a	19.4^a	18.6
Daily Cigarettes	17.9^a	17.4^a	17.0^a	17.2^a	17.1^a	16.3^a	16.1^a	15.5^a	14.9^a	14.6^a	14.7^a	13.9^a	13.4^a	12.3^a	12.1^a	11.2	10.9
Smokeless Tobacco	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	3.6^a	3.4^a	3.3	3.1
Cigars	5.5^a	5.5^a	5.8^a	5.8^a	5.7^a	5.5^a	5.5^a	5.4^a	5.4^a	5.2^a	5.4^a	5.0	4.8	4.9	4.8	4.9	4.7
Pipe Tobacco	0.8	0.7	0.8	0.9	1.0	0.8	0.8	0.8	0.9	0.8	1.0^a	0.9	0.9	0.9	0.9	0.9	0.8
ALCOHOL	54.9	53.9^a	54.1^a	55.9	54.9	55.2	55.7	55.9	55.9	55.9	56.3	56.4	56.9^a	56.0	55.0	55.9	55.3
Binge Alcohol Use³	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	26.9	26.2	26.4	26.5
Heavy Alcohol Use	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	7.0	6.6	6.7	6.6
SUBSTANCE USE
Illicit Drugs, Tobacco Products, or Alcohol	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	65.6	64.8	65.3	64.8
Illicit Drugs or Alcohol	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	58.2	57.5	58.4	57.9
Tobacco Products or Alcohol	65.3^a	64.3	63.8	65.7^a	65.2^a	64.9^a	65.1^a	65.1^a	65.4^a	64.9^a	65.7^a	65.4^a	65.8^a	64.7^a	63.7	64.2	63.6
* = low precision; -- = not available; da = does not apply; nc = not comparable due to methodological changes; nr = not reported due to measurement issues. NOTE: Some 2006 to 2010 estimates may differ from previously published estimates due to updates (see Section 3.3.5 in Chapter 3 of the 2018 National Survey on Drug Use and Health: Methodological Summary and Definitions). ^a The difference between this estimate and the 2018 estimate is statistically significant at the .05 level. Rounding may make the estimates appear identical. ¹ Prescription psychotherapeutic subtypes were revised in 2016; one effect was the comparability of codeine products between 2015 and later years. ² Illicit Drugs Other Than Marijuana excludes respondents who used only marijuana but includes those who used marijuana in addition to other illicit drugs. ³ Estimates of binge alcohol use include use by those who were heavy alcohol users. Definitions: Measures and terms are defined in Appendix A. Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2002-2018.

190725

Table 7.10A – Types of Illicit Drug, Tobacco Product, and Alcohol Use in Lifetime among Persons Aged 18 to 25: Numbers in Thousands, 2002-2018
Substance	2002	2003	2004	2005	2006	2007	2008	2009	2010	2011	2012	2013	2014	2015	2016	2017	2018
ILLICIT DRUGS¹	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	20,083^a	19,469^a	19,549^a	18,922
Marijuana	16,680^a	17,103	16,983^a	17,032	17,180	16,652^a	16,718^a	17,677	17,529	17,796	18,052^a	18,051^a	18,390^a	18,392^a	17,897	18,087^a	17,512
Cocaine	4,786^a	4,755^a	4,893^a	4,905^a	5,139^a	4,925^a	4,772^a	4,997^a	4,568^a	4,253^a	4,267^a	4,041	3,881	4,074	3,901	4,125	3,872
Crack	1,182^a	1,193^a	1,135^a	1,145^a	1,176^a	985^a	916^a	965^a	886^a	714^a	654^a	563^a	546^a	531^a	387	436	340
Heroin	487	516	529	496	514	498	467	587^a	614^a	594^a	664^a	619^a	683^a	616^a	539	602^a	459
Hallucinogens	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	6,486^a	5,940	5,859	5,597
LSD	4,928^a	4,450^a	3,900^a	3,417	2,933^a	2,381^a	2,167^a	2,326^a	2,194^a	2,054^a	2,056^a	2,246^a	2,451^a	2,691^a	2,884^a	3,125	3,338
PCP	834^a	948^a	737^a	716^a	641^a	540^a	523^a	480^a	447^a	351^a	345^a	326^a	305^a	267	235	261	215
Ecstasy	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	4,561^a	4,018^a	4,105^a	3,586
Inhalants	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	3,463^a	3,387^a	3,242	3,053
Methamphetamine	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	1,135^a	836	1,024^a	867
Misuse of Psychotherapeutics	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nr	nr	nr	nr
Pain Relievers	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nr	nr	nr	nr
Stimulants	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nr	nr	nr	nr
Tranquilizers or Sedatives	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nr	nr	nr	nr
Tranquilizers	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nr	nr	nr	nr
Sedatives	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nr	nr	nr	nr
Benzodiazepines	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Opioids	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nr	nr	nr	nr
Illicit Drugs Other than Marijuana²	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nr	nr	nr	nr
TOBACCO PRODUCTS	23,426^a	23,723^a	23,658^a	23,496^a	23,525^a	23,016^a	23,151^a	23,383^a	23,437^a	23,304^a	22,926^a	22,650^a	22,290^a	21,524^a	20,490^a	19,866^a	18,704
Cigarettes	22,099^a	22,267^a	22,118^a	21,879^a	21,808^a	21,206^a	21,201^a	21,420^a	21,224^a	20,929^a	20,593^a	20,141^a	19,608^a	18,596^a	17,467^a	16,988^a	15,609
Daily Cigarettes	11,508^a	11,423^a	11,213^a	11,069^a	10,717^a	10,198^a	9,944^a	9,920^a	9,532^a	9,324^a	9,037^a	8,669^a	8,332^a	7,893^a	6,860^a	6,268^a	5,610
Smokeless Tobacco	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	6,842^a	6,284^a	6,160^a	5,688
Cigars	14,148^a	14,327^a	14,213^a	14,036^a	14,132^a	13,887^a	13,792^a	14,132^a	13,988^a	13,540^a	13,490^a	13,379^a	13,170^a	12,659^a	12,081^a	11,466	11,104
Pipe Tobacco	2,495^a	2,441^a	2,661	2,693	2,613	2,587	2,801	2,911	3,277^a	3,331^a	3,421^a	3,597^a	3,475^a	3,437^a	3,199^a	3,044	2,818
ALCOHOL	26,889	27,622^a	27,752^a	27,836^a	28,309^a	27,885^a	28,191^a	28,804^a	29,189^a	28,901^a	29,195^a	29,148^a	29,126^a	28,753^a	28,111^a	27,805^a	27,110
Binge Alcohol Use	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Heavy Alcohol Use	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
SUBSTANCE USE
Illicit Drugs, Tobacco Products, or Alcohol¹	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	30,560^a	29,777^a	29,482^a	28,826
Illicit Drugs or Alcohol¹	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	29,702^a	29,005^a	28,692^a	28,095
Tobacco Products or Alcohol	27,936	28,676^a	28,877^a	28,986^a	29,326^a	28,946^a	29,385^a	29,833^a	30,237^a	30,115^a	30,359^a	30,251^a	30,250^a	29,990^a	29,305^a	28,963^a	28,244
* = low precision; -- = not available; da = does not apply; nc = not comparable due to methodological changes; nr = not reported due to measurement issues. NOTE: Some 2006 to 2010 estimates may differ from previously published estimates due to updates (see Section 3.3.5 in Chapter 3 of the 2018 National Survey on Drug Use and Health: Methodological Summary and Definitions). ^a The difference between this estimate and the 2018 estimate is statistically significant at the .05 level. Rounding may make the estimates appear identical. ¹ Illicit Drug Use in Lifetime includes the misuse of prescription psychotherapeutics even though those estimates are not reported due to potential underreporting in lifetime prescription psychotherapeutics estimates. ² Illicit Drugs Other Than Marijuana excludes respondents who used only marijuana but includes those who used marijuana in addition to other illicit drugs. Definitions: Measures and terms are defined in Appendix A. Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2002-2018.

190725

Table 7.10B – Types of Illicit Drug, Tobacco Product, and Alcohol Use in Lifetime among Persons Aged 18 to 25: Percentages, 2002-2018
Substance	2002	2003	2004	2005	2006	2007	2008	2009	2010	2011	2012	2013	2014	2015	2016	2017	2018
ILLICIT DRUGS¹	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	57.5^a	56.3	57.0	55.6
Marijuana	53.8^a	53.9^a	52.8	52.4	52.5	50.9	50.8	52.6	51.4	51.9	52.2	51.9	52.6	52.7	51.8	52.7	51.5
Cocaine	15.4^a	15.0^a	15.2^a	15.1^a	15.7^a	15.0^a	14.5^a	14.9^a	13.4^a	12.4^a	12.3^a	11.6	11.1	11.7	11.3	12.0	11.4
Crack	3.8^a	3.8^a	3.5^a	3.5^a	3.6^a	3.0^a	2.8^a	2.9^a	2.6^a	2.1^a	1.9^a	1.6^a	1.6^a	1.5^a	1.1	1.3	1.0
Heroin	1.6	1.6	1.6	1.5	1.6	1.5	1.4	1.7^a	1.8^a	1.7^a	1.9^a	1.8^a	2.0^a	1.8^a	1.6	1.8^a	1.3
Hallucinogens	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	18.6^a	17.2	17.1	16.4
LSD	15.9^a	14.0^a	12.1^a	10.5	9.0^a	7.3^a	6.6^a	6.9^a	6.4^a	6.0^a	5.9^a	6.5^a	7.0^a	7.7^a	8.3^a	9.1	9.8
PCP	2.7^a	3.0^a	2.3^a	2.2^a	2.0^a	1.6^a	1.6^a	1.4^a	1.3^a	1.0^a	1.0^a	0.9^a	0.9^a	0.8	0.7	0.8	0.6
Ecstasy	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	13.1^a	11.6^a	12.0^a	10.5
Inhalants	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	9.9^a	9.8^a	9.5	9.0
Methamphetamine	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	3.3^a	2.4	3.0	2.5
Misuse of Psychotherapeutics	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nr	nr	nr	nr
Pain Relievers	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nr	nr	nr	nr
Stimulants	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nr	nr	nr	nr
Tranquilizers or Sedatives	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nr	nr	nr	nr
Tranquilizers	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nr	nr	nr	nr
Sedatives	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nr	nr	nr	nr
Benzodiazepines	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Opioids	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nr	nr	nr	nr
Illicit Drugs Other than Marijuana²	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nr	nr	nr	nr
TOBACCO PRODUCTS	75.5^a	74.8^a	73.5^a	72.3^a	71.9^a	70.3^a	70.3^a	69.6^a	68.8^a	67.9^a	66.3^a	65.1^a	63.8^a	61.7^a	59.3^a	57.9^a	55.0
Cigarettes	71.2^a	70.2^a	68.7^a	67.3^a	66.6^a	64.8^a	64.4^a	63.8^a	62.3^a	61.0^a	59.5^a	57.9^a	56.1^a	53.3^a	50.5^a	49.5^a	45.9
Daily Cigarettes	37.1^a	36.0^a	34.8^a	34.1^a	32.7^a	31.2^a	30.2^a	29.5^a	28.0^a	27.2^a	26.1^a	24.9^a	23.8^a	22.6^a	19.8^a	18.3^a	16.5
Smokeless Tobacco	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	19.6^a	18.2^a	18.0^a	16.7
Cigars	45.6^a	45.2^a	44.1^a	43.2^a	43.2^a	42.4^a	41.9^a	42.1^a	41.1^a	39.5^a	39.0^a	38.5^a	37.7^a	36.3^a	34.9^a	33.4	32.6
Pipe Tobacco	8.0	7.7	8.3	8.3	8.0	7.9	8.5	8.7	9.6^a	9.7^a	9.9^a	10.3^a	9.9^a	9.8^a	9.3^a	8.9	8.3
ALCOHOL	86.7^a	87.1^a	86.2^a	85.7^a	86.5^a	85.2^a	85.6^a	85.8^a	85.7^a	84.3^a	84.4^a	83.8^a	83.4^a	82.4^a	81.3^a	81.1^a	79.7
Binge Alcohol Use	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Heavy Alcohol Use	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
SUBSTANCE USE
Illicit Drugs, Tobacco Products, or Alcohol¹	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	87.5^a	86.1^a	85.9^a	84.7
Illicit Drugs or Alcohol¹	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	85.1^a	83.9^a	83.6^a	82.5
Tobacco Products or Alcohol	90.0^a	90.4^a	89.7^a	89.2^a	89.6^a	88.4^a	89.2^a	88.8^a	88.7^a	87.8^a	87.8^a	87.0^a	86.6^a	85.9^a	84.8^a	84.4^a	83.0
* = low precision; -- = not available; da = does not apply; nc = not comparable due to methodological changes; nr = not reported due to measurement issues. NOTE: Some 2006 to 2010 estimates may differ from previously published estimates due to updates (see Section 3.3.5 in Chapter 3 of the 2018 National Survey on Drug Use and Health: Methodological Summary and Definitions). ^a The difference between this estimate and the 2018 estimate is statistically significant at the .05 level. Rounding may make the estimates appear identical. ¹ Illicit Drug Use in Lifetime includes the misuse of prescription psychotherapeutics even though those estimates are not reported due to potential underreporting in lifetime prescription psychotherapeutics estimates. ² Illicit Drugs Other Than Marijuana excludes respondents who used only marijuana but includes those who used marijuana in addition to other illicit drugs. Definitions: Measures and terms are defined in Appendix A. Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2002-2018.

190329

Table 7.11A – Types of Illicit Drug, Tobacco Product, and Alcohol Use in Past Year among Persons Aged 18 to 25: Numbers in Thousands, 2002-2018
Substance	2002	2003	2004	2005	2006	2007	2008	2009	2010	2011	2012	2013	2014	2015	2016	2017	2018
ILLICIT DRUGS	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	13,102	13,034	13,522	13,168
Marijuana	9,238^a	9,044^a	8,963^a	9,111^a	9,188^a	9,008^a	9,154^a	10,343^a	10,215^a	10,554^a	10,887^a	11,000^a	11,154^a	11,246^a	11,401	11,956	11,829
Cocaine	2,087	2,098	2,134	2,247^a	2,263^a	2,087	1,844	1,790	1,593^a	1,563^a	1,600^a	1,543^a	1,604^a	1,876	1,919	2,128	1,967
Crack	266^a	275^a	263^a	328^a	293^a	249^a	217^a	172^a	180^a	107	140^a	95	127	109	90	108	87
Heroin	122	96^a	118	159	147	142	149	183	211	230^a	272^a	244^a	268^a	217	227	214	157
Hallucinogens	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	2,453	2,388	2,406	2,332
LSD	553^a	336^a	317^a	322^a	380^a	375^a	507^a	523^a	549^a	586^a	622^a	708^a	800^a	979^a	1,161	1,310	1,187
PCP	95^a	117^a	100^a	57^a	76^a	57^a	30^a	35^a	37^a	63^a	57^a	26	36^a	32	15	27	10
Ecstasy	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	1,422^a	1,223	1,209	1,063
Inhalants	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	487	485	562	495
Methamphetamine	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	329	265	375^a	273
Misuse of Psychotherapeutics¹	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	5,330^a	5,026^a	4,956^a	4,202
Pain Relievers¹	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	2,979^a	2,454^a	2,460^a	1,858
Stimulants	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	2,537^a	2,578^a	2,545^a	2,216
Tranquilizers or Sedatives	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	1,988^a	1,987^a	1,949^a	1,658
Tranquilizers	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	1,874^a	1,844^a	1,880^a	1,566
Sedatives	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	265^a	256	199	194
Benzodiazepines	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	1,799^a	1,794^a	1,830^a	1,526
Opioids	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	3,029^a	2,516^a	2,494^a	1,895
Illicit Drugs Other than Marijuana²	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	7,036^a	6,649^a	6,657^a	6,006
TOBACCO PRODUCTS³	17,028^a	17,073^a	17,481^a	17,637^a	17,695^a	17,156^a	17,248^a	17,601^a	17,484^a	17,159^a	16,891^a	16,597^a	16,083^a	15,301^a	14,014^a	13,661^a	12,488
Cigarettes	15,214^a	15,113^a	15,290^a	15,348^a	15,403^a	14,787^a	14,865^a	15,212^a	14,733^a	14,516^a	14,195^a	13,750^a	13,157^a	12,215^a	10,956^a	10,645^a	9,501
Daily Cigarettes	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Smokeless Tobacco	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	3,156^a	2,772^a	2,653^a	2,402
Cigars	7,034^a	7,196^a	7,724^a	7,856^a	7,931^a	7,756^a	7,601^a	7,904^a	7,735^a	7,568^a	7,521^a	7,214^a	6,975^a	6,798^a	6,217^a	6,140	5,818
Pipe Tobacco³	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
ALCOHOL	24,153^a	24,778	25,127	25,303^a	25,815^a	25,497^a	25,691^a	26,437^a	26,783^a	26,429^a	26,778^a	26,707^a	26,713^a	26,355^a	25,720^a	25,382^a	24,866
Binge Alcohol Use	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Heavy Alcohol Use	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
SUBSTANCE USE
Illicit Drugs, Tobacco Products, or Alcohol³	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	28,438^a	27,609^a	27,403^a	26,721
Illicit Drugs or Alcohol	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	27,280^a	26,630^a	26,428^a	25,889
Tobacco Products or Alcohol³	25,571^a	26,254	26,657^a	26,824^a	27,232^a	26,975^a	27,261^a	27,850^a	28,306^a	28,118^a	28,307^a	28,266^a	28,229^a	27,926^a	27,181^a	26,839^a	26,107
* = low precision; -- = not available; da = does not apply; nc = not comparable due to methodological changes; nr = not reported due to measurement issues. NOTE: Some 2006 to 2010 estimates may differ from previously published estimates due to updates (see Section 3.3.5 in Chapter 3 of the 2018 National Survey on Drug Use and Health: Methodological Summary and Definitions). ^a The difference between this estimate and the 2018 estimate is statistically significant at the .05 level. Rounding may make the estimates appear identical. ¹ Prescription psychotherapeutic subtypes were revised in 2016; one effect was the comparability of codeine products between 2015 and later years. ² Illicit Drugs Other Than Marijuana excludes respondents who used only marijuana but includes those who used marijuana in addition to other illicit drugs. ³ Information about past year use of pipe tobacco was not collected. Tobacco product use in the past year excludes past year pipe tobacco use, but includes past month pipe tobacco use. Definitions: Measures and terms are defined in Appendix A. Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2002-2018.

190329

Table 7.11B – Types of Illicit Drug, Tobacco Product, and Alcohol Use in Past Year among Persons Aged 18 to 25: Percentages, 2002-2018
Substance	2002	2003	2004	2005	2006	2007	2008	2009	2010	2011	2012	2013	2014	2015	2016	2017	2018
ILLICIT DRUGS	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	37.5	37.7	39.4	38.7
Marijuana	29.8^a	28.5^a	27.8^a	28.0^a	28.1^a	27.5^a	27.8^a	30.8^a	30.0^a	30.8^a	31.5^a	31.6^a	31.9^a	32.2^a	33.0^a	34.9	34.8
Cocaine	6.7^a	6.6^a	6.6^a	6.9^a	6.9^a	6.4	5.6	5.3	4.7^a	4.6^a	4.6^a	4.4^a	4.6^a	5.4	5.6	6.2	5.8
Crack	0.9^a	0.9^a	0.8^a	1.0^a	0.9^a	0.8^a	0.7^a	0.5^a	0.5^a	0.3	0.4^a	0.3	0.4	0.3	0.3	0.3	0.3
Heroin	0.4	0.3	0.4	0.5	0.4	0.4	0.5	0.5	0.6	0.7^a	0.8^a	0.7^a	0.8^a	0.6	0.7	0.6	0.5
Hallucinogens	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	7.0	6.9	7.0	6.9
LSD	1.8^a	1.1^a	1.0^a	1.0^a	1.2^a	1.1^a	1.5^a	1.6^a	1.6^a	1.7^a	1.8^a	2.0^a	2.3^a	2.8^a	3.4	3.8	3.5
PCP	0.3^a	0.4^a	0.3^a	0.2^a	0.2^a	0.2^a	0.1^a	0.1^a	0.1^a	0.2^a	0.2^a	0.1	0.1^a	0.1	0.0	0.1	0.0
Ecstasy	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	4.1^a	3.5	3.5	3.1
Inhalants	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	1.4	1.4	1.6	1.5
Methamphetamine	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	0.9	0.8	1.1	0.8
Misuse of Psychotherapeutics¹	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	15.3^a	14.5^a	14.4^a	12.3
Pain Relievers¹	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	8.5^a	7.1^a	7.2^a	5.5
Stimulants	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	7.3	7.5^a	7.4^a	6.5
Tranquilizers or Sedatives	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	5.7^a	5.7^a	5.7^a	4.9
Tranquilizers	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	5.4^a	5.3^a	5.5^a	4.6
Sedatives	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	0.8	0.7	0.6	0.6
Benzodiazepines	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	5.2^a	5.2^a	5.3^a	4.5
Opioids	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	8.7^a	7.3^a	7.3^a	5.6
Illicit Drugs Other than Marijuana²	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	20.2^a	19.2^a	19.4^a	17.6
TOBACCO PRODUCTS³	54.9^a	53.8^a	54.3^a	54.3^a	54.0^a	52.4^a	52.4^a	52.4^a	51.3^a	50.0^a	48.8^a	47.7^a	46.0^a	43.8^a	40.5^a	39.8^a	36.7
Cigarettes	49.0^a	47.6^a	47.5^a	47.2^a	47.0^a	45.2^a	45.1^a	45.3^a	43.2^a	42.3^a	41.0^a	39.5^a	37.7^a	35.0^a	31.7^a	31.0^a	27.9
Daily Cigarettes	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Smokeless Tobacco	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	9.0^a	8.0^a	7.7	7.1
Cigars	22.7^a	22.7^a	24.0^a	24.2^a	24.2^a	23.7^a	23.1^a	23.5^a	22.7^a	22.1^a	21.7^a	20.7^a	20.0^a	19.5^a	18.0	17.9	17.1
Pipe Tobacco³	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
ALCOHOL	77.9^a	78.1^a	78.0^a	77.9^a	78.8^a	77.9^a	78.0^a	78.7^a	78.6^a	77.0^a	77.4^a	76.8^a	76.5^a	75.5^a	74.4^a	74.0	73.1
Binge Alcohol Use	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Heavy Alcohol Use	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
SUBSTANCE USE
Illicit Drugs, Tobacco Products, or Alcohol³	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	81.5^a	79.9^a	79.9^a	78.5
Illicit Drugs or Alcohol	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	78.2^a	77.0	77.0	76.1
Tobacco Products or Alcohol³	82.4^a	82.7^a	82.8^a	82.6^a	83.2^a	82.4^a	82.8^a	82.9^a	83.1^a	82.0^a	81.8^a	81.3^a	80.8^a	80.0^a	78.6^a	78.2^a	76.7
* = low precision; -- = not available; da = does not apply; nc = not comparable due to methodological changes; nr = not reported due to measurement issues. NOTE: Some 2006 to 2010 estimates may differ from previously published estimates due to updates (see Section 3.3.5 in Chapter 3 of the 2018 National Survey on Drug Use and Health: Methodological Summary and Definitions). ^a The difference between this estimate and the 2018 estimate is statistically significant at the .05 level. Rounding may make the estimates appear identical. ¹ Prescription psychotherapeutic subtypes were revised in 2016; one effect was the comparability of codeine products between 2015 and later years. ² Illicit Drugs Other Than Marijuana excludes respondents who used only marijuana but includes those who used marijuana in addition to other illicit drugs. ³ Information about past year use of pipe tobacco was not collected. Tobacco product use in the past year excludes past year pipe tobacco use, but includes past month pipe tobacco use. Definitions: Measures and terms are defined in Appendix A. Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2002-2018.

190329

Table 7.12A – Types of Illicit Drug, Tobacco Product, and Alcohol Use in Past Month among Persons Aged 18 to 25: Numbers in Thousands, 2002-2018
Substance	2002	2003	2004	2005	2006	2007	2008	2009	2010	2011	2012	2013	2014	2015	2016	2017	2018
ILLICIT DRUGS	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	7,797	8,012	8,302	8,130
Marijuana	5,376^a	5,400^a	5,196^a	5,388^a	5,337^a	5,392^a	5,459^a	6,128^a	6,313^a	6,526^a	6,485^a	6,636^a	6,836^a	6,921^a	7,184	7,591	7,528
Cocaine	631	696^a	692^a	832^a	730^a	572	515	466	503	464	398^a	398^a	473	580	552	665^a	524
Crack	52	55	80^a	104^a	72^a	56^a	54	40	72^a	20	38	36	29	39	15	24	28
Heroin	39	25^a	43	59	55	49	76	67	90	107	138^a	92	82	88	88	102	61
Hallucinogens	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	636	668	594	580
LSD	36^a	67^a	83^a	60^a	58^a	69^a	98^a	97^a	105^a	92^a	118^a	105^a	118^a	219	209	283	237
PCP	15	30	17	11	14	15	4	5	6	12	12	4	5	2	*	*	*
Ecstasy	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	307	303	245	245
Inhalants	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	126	121	168	128
Methamphetamine	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	128	65	151^a	90
Misuse of Psychotherapeutics¹	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	1,766^a	1,600^a	1,554^a	1,261
Pain Relievers¹	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	829^a	631^a	634^a	475
Stimulants	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	757^a	767^a	715	587
Tranquilizers or Sedatives	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	621^a	571^a	575^a	422
Tranquilizers	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	582^a	536^a	552^a	395
Sedatives	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	86^a	50	52	43
Benzodiazepines	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Opioids	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	880^a	688^a	695^a	508
Illicit Drugs Other than Marijuana²	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	2,645^a	2,440^a	2,432^a	2,053
TOBACCO PRODUCTS	14,049^a	14,201^a	14,359^a	14,382^a	14,396^a	13,700^a	13,638^a	13,986^a	13,934^a	13,532^a	13,167^a	12,882^a	12,244^a	11,516^a	10,359^a	9,972^a	8,792
Cigarettes	12,650^a	12,764^a	12,731^a	12,667^a	12,595^a	11,845^a	11,774^a	12,038^a	11,702^a	11,488^a	11,008^a	10,657^a	9,905^a	9,330^a	8,120^a	7,653^a	6,514
Daily Cigarettes	6,549^a	6,726^a	6,574^a	6,349^a	6,149^a	5,829^a	5,623^a	5,458^a	5,358^a	5,207^a	4,967^a	4,591^a	4,263^a	3,923^a	3,237^a	2,939^a	2,438
Smokeless Tobacco	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	1,893^a	1,807^a	1,631	1,494
Cigars	3,417^a	3,623^a	4,103^a	3,895^a	3,972^a	3,887^a	3,770^a	3,871^a	3,858^a	3,724^a	3,716^a	3,472^a	3,392^a	3,106	3,048	3,137	2,920
Pipe Tobacco	332^a	292^a	396^a	471^a	430^a	395^a	461^a	592	619	635	625	758^a	666	612	573	563	597
ALCOHOL	18,759	19,466^a	19,474^a	19,783^a	20,298^a	20,049^a	20,125^a	20,752^a	20,917^a	20,814^a	20,828^a	20,738^a	20,815^a	20,367^a	19,754^a	19,330^a	18,757
Binge Alcohol Use³	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	13,626^a	13,258^a	12,652^a	11,876
Heavy Alcohol Use	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	3,803^a	3,500^a	3,307	3,074
SUBSTANCE USE
Illicit Drugs, Tobacco Products, or Alcohol	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	23,690^a	23,080^a	22,578^a	21,933
Illicit Drugs or Alcohol	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	21,612^a	21,271^a	20,885	20,401
Tobacco Products or Alcohol	21,801^a	22,444^a	22,596^a	22,771^a	23,256^a	22,881^a	22,945^a	23,635^a	23,902^a	23,870^a	23,852^a	23,602^a	23,629^a	23,158^a	22,331^a	21,868^a	21,041
* = low precision; -- = not available; da = does not apply; nc = not comparable due to methodological changes; nr = not reported due to measurement issues. NOTE: Some 2006 to 2010 estimates may differ from previously published estimates due to updates (see Section 3.3.5 in Chapter 3 of the 2018 National Survey on Drug Use and Health: Methodological Summary and Definitions). ^a The difference between this estimate and the 2018 estimate is statistically significant at the .05 level. Rounding may make the estimates appear identical. ¹ Prescription psychotherapeutic subtypes were revised in 2016; one effect was the comparability of codeine products between 2015 and later years. ² Illicit Drugs Other Than Marijuana excludes respondents who used only marijuana but includes those who used marijuana in addition to other illicit drugs. ³ Estimates of binge alcohol use include use by those who were heavy alcohol users. Definitions: Measures and terms are defined in Appendix A. Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2002-2018.

190329

Table 7.12B – Types of Illicit Drug, Tobacco Product, and Alcohol Use in Past Month among Persons Aged 18 to 25: Percentages, 2002-2018
Substance	2002	2003	2004	2005	2006	2007	2008	2009	2010	2011	2012	2013	2014	2015	2016	2017	2018
ILLICIT DRUGS	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	22.3^a	23.2	24.2	23.9
Marijuana	17.3^a	17.0^a	16.1^a	16.6^a	16.3^a	16.5^a	16.6^a	18.2^a	18.5^a	19.0^a	18.7^a	19.1^a	19.6^a	19.8^a	20.8^a	22.1	22.1
Cocaine	2.0^a	2.2^a	2.1^a	2.6^a	2.2^a	1.7	1.6	1.4	1.5	1.4	1.1^a	1.1^a	1.4	1.7	1.6	1.9^a	1.5
Crack	0.2^a	0.2	0.3^a	0.3^a	0.2^a	0.2^a	0.2	0.1	0.2^a	0.1	0.1	0.1	0.1	0.1	0.0	0.1	0.1
Heroin	0.1	0.1^a	0.1	0.2	0.2	0.1	0.2	0.2	0.3	0.3	0.4^a	0.3	0.2	0.3	0.3	0.3	0.2
Hallucinogens	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	1.8	1.9	1.7	1.7
LSD	0.1^a	0.2^a	0.3^a	0.2^a	0.2^a	0.2^a	0.3^a	0.3^a	0.3^a	0.3^a	0.3^a	0.3^a	0.3^a	0.6	0.6	0.8	0.7
PCP	0.0	0.1	0.1	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	*	*	*
Ecstasy	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	0.9	0.9	0.7	0.7
Inhalants	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	0.4	0.4	0.5	0.4
Methamphetamine	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	0.4	0.2	0.4^a	0.3
Misuse of Psychotherapeutics¹	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	5.1^a	4.6^a	4.5^a	3.7
Pain Relievers¹	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	2.4^a	1.8^a	1.8^a	1.4
Stimulants	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	2.2^a	2.2^a	2.1	1.7
Tranquilizers or Sedatives	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	1.8^a	1.7^a	1.7^a	1.2
Tranquilizers	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	1.7^a	1.5^a	1.6^a	1.2
Sedatives	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	0.2^a	0.1	0.2	0.1
Benzodiazepines	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Opioids	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	2.5^a	2.0^a	2.0^a	1.5
Illicit Drugs Other than Marijuana²	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	7.6^a	7.1^a	7.1^a	6.0
TOBACCO PRODUCTS	45.3^a	44.8^a	44.6^a	44.3^a	44.0^a	41.9^a	41.4^a	41.6^a	40.9^a	39.5^a	38.1^a	37.0^a	35.0^a	33.0^a	30.0^a	29.1^a	25.8
Cigarettes	40.8^a	40.2^a	39.5^a	39.0^a	38.5^a	36.2^a	35.7^a	35.8^a	34.3^a	33.5^a	31.8^a	30.6^a	28.4^a	26.7^a	23.5^a	22.3^a	19.1
Daily Cigarettes	21.1^a	21.2^a	20.4^a	19.5^a	18.8^a	17.8^a	17.1^a	16.3^a	15.7^a	15.2^a	14.4^a	13.2^a	12.2^a	11.2^a	9.4^a	8.6^a	7.2
Smokeless Tobacco	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	5.4^a	5.2^a	4.8	4.4
Cigars	11.0^a	11.4^a	12.7^a	12.0^a	12.1^a	11.9^a	11.4^a	11.5^a	11.3^a	10.9^a	10.7^a	10.0^a	9.7^a	8.9	8.8	9.1	8.6
Pipe Tobacco	1.1^a	0.9^a	1.2^a	1.5	1.3^a	1.2^a	1.4^a	1.8	1.8	1.9	1.8	2.2^a	1.9	1.8	1.7	1.6	1.8
ALCOHOL	60.5^a	61.4^a	60.5^a	60.9^a	62.0^a	61.3^a	61.1^a	61.8^a	61.4^a	60.7^a	60.2^a	59.6^a	59.6^a	58.3^a	57.1^a	56.3	55.1
Binge Alcohol Use³	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	39.0^a	38.4^a	36.9^a	34.9
Heavy Alcohol Use	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	10.9^a	10.1^a	9.6	9.0
SUBSTANCE USE
Illicit Drugs, Tobacco Products, or Alcohol	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	67.9^a	66.8^a	65.8^a	64.4
Illicit Drugs or Alcohol	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	61.9^a	61.5^a	60.9	59.9
Tobacco Products or Alcohol	70.3^a	70.7^a	70.2^a	70.1^a	71.0^a	69.9^a	69.7^a	70.4^a	70.2^a	69.6^a	69.0^a	67.9^a	67.6^a	66.3^a	64.6^a	63.7^a	61.8
* = low precision; -- = not available; da = does not apply; nc = not comparable due to methodological changes; nr = not reported due to measurement issues. NOTE: Some 2006 to 2010 estimates may differ from previously published estimates due to updates (see Section 3.3.5 in Chapter 3 of the 2018 National Survey on Drug Use and Health: Methodological Summary and Definitions). ^a The difference between this estimate and the 2018 estimate is statistically significant at the .05 level. Rounding may make the estimates appear identical. ¹ Prescription psychotherapeutic subtypes were revised in 2016; one effect was the comparability of codeine products between 2015 and later years. ² Illicit Drugs Other Than Marijuana excludes respondents who used only marijuana but includes those who used marijuana in addition to other illicit drugs. ³ Estimates of binge alcohol use include use by those who were heavy alcohol users. Definitions: Measures and terms are defined in Appendix A. Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2002-2018.

190725

Table 7.13A – Types of Illicit Drug, Tobacco Product, and Alcohol Use in Lifetime among Persons Aged 26 or Older: Numbers in Thousands, 2002-2018
Substance	2002	2003	2004	2005	2006	2007	2008	2009	2010	2011	2012	2013	2014	2015	2016	2017	2018
ILLICIT DRUGS¹	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	104,230^a	105,422^a	109,192	109,917
Marijuana	73,162^a	74,620^a	75,001^a	76,111^a	76,213^a	79,988^a	82,001^a	83,070^a	84,927^a	85,668^a	88,955^a	92,568^a	94,732^a	95,561^a	96,950^a	101,050	102,600
Cocaine	28,453^a	29,488^a	28,649^a	28,185^a	29,593^a	30,477^a	31,671^a	31,339^a	32,430^a	32,332^a	33,156^a	33,378^a	35,097	34,462	34,767	36,256	36,150
Crack	7,057^a	6,599^a	6,580^a	6,675^a	7,254^a	7,524^a	7,458^a	7,368^a	8,262	7,433^a	8,327	8,284	8,843	8,491	8,372	9,133	8,823
Heroin	3,087^a	3,148^a	2,538^a	2,979^a	3,214^a	3,253^a	3,262^a	3,036^a	3,483^a	3,499^a	3,841^a	4,155	4,095	4,448	4,411	4,661	4,633
Hallucinogens	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	33,669^a	34,876^a	35,513	37,093
LSD	18,917^a	19,577^a	19,185^a	18,728^a	20,213^a	20,137^a	21,166^a	21,138^a	20,950^a	20,716^a	21,430^a	22,303	22,293	22,304	22,689	22,581	23,675
PCP	6,352	5,955	5,851	5,705	5,865	5,533	6,032	5,692	5,731	5,676	6,112	6,090	6,023	5,995	6,178	5,792	5,839
Ecstasy	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	13,411^a	14,154^a	14,811^a	16,155
Inhalants	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	20,031	18,952	19,801	19,605
Methamphetamine	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	13,305	13,628	13,612	13,954
Misuse of Psychotherapeutics	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nr	nr	nr	nr
Pain Relievers	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nr	nr	nr	nr
Stimulants	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nr	nr	nr	nr
Tranquilizers or Sedatives	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nr	nr	nr	nr
Tranquilizers	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nr	nr	nr	nr
Sedatives	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nr	nr	nr	nr
Benzodiazepines	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Opioids	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nr	nr	nr	nr
Illicit Drugs Other than Marijuana²	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nr	nr	nr	nr
TOBACCO PRODUCTS	139,299^a	140,489^a	139,921^a	140,926^a	142,814^a	142,377^a	144,028^a	144,054	144,860	144,804	145,374	147,688	148,534^a	145,297	145,121	146,918	146,277
Cigarettes	132,212^a	133,221	132,360	133,203	134,578	134,638	135,686	135,690	136,729^a	136,096	136,125	138,095^a	138,658^a	134,606	134,333	135,776	134,473
Daily Cigarettes	81,675^a	81,485^a	80,489^a	80,931^a	82,343^a	82,993^a	83,247^a	80,999^a	82,625^a	80,554^a	83,532^a	83,078^a	82,807^a	80,855^a	80,781^a	78,946	77,923
Smokeless Tobacco	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	35,324	35,835	36,487	35,825
Cigars	69,872^a	69,992^a	69,453^a	70,652^a	71,049^a	71,345^a	72,853	73,240	72,079	72,290	72,716	73,668	74,112	73,291	71,728^a	73,301	74,084
Pipe Tobacco	36,821^a	36,983^a	36,138^a	35,135^a	35,094^a	32,363^a	33,248^a	31,668^a	30,563	30,627	30,563	30,058	29,666	29,636	29,439	29,602	29,616
ALCOHOL	157,816^a	159,198^a	159,872^a	163,525^a	164,830^a	166,091^a	167,615^a	170,280^a	171,453^a	174,236^a	176,751^a	176,977^a	181,265^a	181,011^a	181,326^a	185,492^a	187,558
Binge Alcohol Use	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Heavy Alcohol Use	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
SUBSTANCE USE
Illicit Drugs, Tobacco Products, or Alcohol¹	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	188,700^a	189,208^a	193,368^a	194,896
Illicit Drugs or Alcohol¹	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	183,351^a	183,978^a	188,173^a	189,798
Tobacco Products or Alcohol	165,385^a	166,320^a	167,620^a	170,745^a	172,713^a	173,356^a	175,174^a	176,962^a	178,885^a	180,768^a	183,390^a	185,218^a	187,958^a	187,670^a	188,123^a	192,310^a	193,984
* = low precision; -- = not available; da = does not apply; nc = not comparable due to methodological changes; nr = not reported due to measurement issues. NOTE: Some 2006 to 2010 estimates may differ from previously published estimates due to updates (see Section 3.3.5 in Chapter 3 of the 2018 National Survey on Drug Use and Health: Methodological Summary and Definitions). ^a The difference between this estimate and the 2018 estimate is statistically significant at the .05 level. Rounding may make the estimates appear identical. ¹ Illicit Drug Use in Lifetime includes the misuse of prescription psychotherapeutics even though those estimates are not reported due to potential underreporting in lifetime prescription psychotherapeutics estimates. ² Illicit Drugs Other Than Marijuana excludes respondents who used only marijuana but includes those who used marijuana in addition to other illicit drugs. Definitions: Measures and terms are defined in Appendix A. Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2002-2018.

190725

Table 7.13B – Types of Illicit Drug, Tobacco Product, and Alcohol Use in Lifetime among Persons Aged 26 or Older: Percentages, 2002-2018
Substance	2002	2003	2004	2005	2006	2007	2008	2009	2010	2011	2012	2013	2014	2015	2016	2017	2018
ILLICIT DRUGS¹	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	50.1	50.2	51.3	51.2
Marijuana	40.8^a	41.2^a	41.0^a	41.1^a	40.6^a	42.1^a	42.7^a	42.9^a	43.5^a	43.2^a	44.4^a	45.7^a	46.1^a	46.0^a	46.2^a	47.5	47.8
Cocaine	15.9^a	16.3	15.6^a	15.2^a	15.7^a	16.1	16.5	16.2	16.6	16.3	16.5	16.5	17.1	16.6	16.6	17.0	16.8
Crack	3.9	3.6^a	3.6^a	3.6^a	3.9	4.0	3.9	3.8	4.2	3.7	4.2	4.1	4.3	4.1	4.0	4.3	4.1
Heroin	1.7^a	1.7^a	1.4^a	1.6^a	1.7^a	1.7^a	1.7^a	1.6^a	1.8^a	1.8^a	1.9	2.0	2.0	2.1	2.1	2.2	2.2
Hallucinogens	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	16.2^a	16.6	16.7	17.3
LSD	10.5	10.8	10.5	10.1^a	10.8	10.6	11.0	10.9	10.7	10.4	10.7	11.0	10.9	10.7	10.8	10.6	11.0
PCP	3.5^a	3.3^a	3.2^a	3.1	3.1	2.9	3.1	2.9	2.9	2.9	3.0	3.0	2.9	2.9	2.9	2.7	2.7
Ecstasy	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	6.5^a	6.7^a	7.0^a	7.5
Inhalants	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	9.6	9.0	9.3	9.1
Methamphetamine	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	6.4	6.5	6.4	6.5
Misuse of Psychotherapeutics	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nr	nr	nr	nr
Pain Relievers	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nr	nr	nr	nr
Stimulants	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nr	nr	nr	nr
Tranquilizers or Sedatives	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nr	nr	nr	nr
Tranquilizers	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nr	nr	nr	nr
Sedatives	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nr	nr	nr	nr
Benzodiazepines	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Opioids	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nr	nr	nr	nr
Illicit Drugs Other than Marijuana²	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nr	nr	nr	nr
TOBACCO PRODUCTS	77.7^a	77.6^a	76.4^a	76.0^a	76.0^a	75.0^a	75.0^a	74.4^a	74.2^a	73.0^a	72.5^a	72.9^a	72.3^a	69.9^a	69.1^a	69.0	68.1
Cigarettes	73.7^a	73.6^a	72.3^a	71.9^a	71.6^a	70.9^a	70.7^a	70.1^a	70.0^a	68.6^a	67.9^a	68.1^a	67.5^a	64.7^a	64.0^a	63.8^a	62.6
Daily Cigarettes	45.5^a	45.0^a	44.0^a	43.7^a	43.8^a	43.7^a	43.4^a	41.8^a	42.3^a	40.6^a	41.7^a	41.0^a	40.3^a	38.9^a	38.5^a	37.1	36.3
Smokeless Tobacco	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	17.0	17.1	17.1	16.7
Cigars	39.0^a	38.7^a	37.9^a	38.1^a	37.8^a	37.6^a	37.9^a	37.8^a	36.9^a	36.5^a	36.3^a	36.3^a	36.1^a	35.3	34.2	34.4	34.5
Pipe Tobacco	20.5^a	20.4^a	19.7^a	19.0^a	18.7^a	17.0^a	17.3^a	16.4^a	15.7^a	15.4^a	15.2^a	14.8^a	14.4	14.3	14.0	13.9	13.8
ALCOHOL	88.0	88.0	87.3	88.2^a	87.7	87.5	87.3	87.9	87.8	87.9	88.1	87.3	88.3^a	87.1	86.4^a	87.1	87.3
Binge Alcohol Use	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Heavy Alcohol Use	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
SUBSTANCE USE
Illicit Drugs, Tobacco Products, or Alcohol¹	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	90.8	90.1	90.8	90.7
Illicit Drugs or Alcohol¹	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	88.2	87.6	88.4	88.4
Tobacco Products or Alcohol	92.2^a	91.9^a	91.5^a	92.1^a	91.9^a	91.3^a	91.2^a	91.4^a	91.6^a	91.1^a	91.5^a	91.4^a	91.5^a	90.3	89.6^a	90.3	90.3
* = low precision; -- = not available; da = does not apply; nc = not comparable due to methodological changes; nr = not reported due to measurement issues. NOTE: Some 2006 to 2010 estimates may differ from previously published estimates due to updates (see Section 3.3.5 in Chapter 3 of the 2018 National Survey on Drug Use and Health: Methodological Summary and Definitions). ^a The difference between this estimate and the 2018 estimate is statistically significant at the .05 level. Rounding may make the estimates appear identical. ¹ Illicit Drug Use in Lifetime includes the misuse of prescription psychotherapeutics even though those estimates are not reported due to potential underreporting in lifetime prescription psychotherapeutics estimates. ² Illicit Drugs Other Than Marijuana excludes respondents who used only marijuana but includes those who used marijuana in addition to other illicit drugs. Definitions: Measures and terms are defined in Appendix A. Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2002-2018.

190329

Table 7.14A – Types of Illicit Drug, Tobacco Product, and Alcohol Use in Past Year among Persons Aged 26 or Older: Numbers in Thousands, 2002-2018
Substance	2002	2003	2004	2005	2006	2007	2008	2009	2010	2011	2012	2013	2014	2015	2016	2017	2018
ILLICIT DRUGS	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	30,281^a	31,525^a	34,203^a	35,863
Marijuana	12,612^a	12,441^a	12,833^a	12,880^a	12,889^a	12,970^a	13,479^a	14,983^a	15,672^a	15,632^a	17,263^a	18,606^a	20,707^a	21,660^a	23,187^a	25,885^a	28,548
Cocaine	3,307	3,372	3,114	2,852^a	3,400	3,275	3,133	2,773^a	2,700^a	2,065^a	2,890^a	2,508^a	2,782^a	2,799^a	3,017	3,688	3,451
Crack	1,188^a	1,036^a	978^a	1,000^a	1,111^a	1,138^a	862	807	686	490	762	526	627	718	781	806	666
Heroin	231^a	182^a	232^a	184^a	376^a	207^a	265^a	364^a	382^a	336^a	366^a	406^a	618	591	708	658	641
Hallucinogens	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	1,716^a	2,059^a	2,207^a	2,887
LSD	131^a	73^a	117^a	91^a	181^a	120^a	115^a	124^a	197^a	135^a	283^a	253^a	275^a	305^a	531^a	674^a	928
PCP	31	13^a	38	22	52	26	*	42	24	17	67	35	21	54	69	46	45
Ecstasy	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	937^a	1,084	1,103	1,324
Inhalants	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	588^a	620	623	846
Methamphetamine	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	1,344	1,095^a	1,210^a	1,551
Misuse of Psychotherapeutics¹	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	12,148	12,327	11,888	11,484
Pain Relievers¹	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	8,513^a	8,181^a	7,850	7,395
Stimulants	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	2,223	2,643	2,841	2,524
Tranquilizers or Sedatives	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	4,530	4,552	4,302	4,317
Tranquilizers	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	3,782	3,781	3,605	3,753
Sedatives	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	1,143^a	1,176^a	1,079	827
Benzodiazepines	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	3,368	3,489	3,403	3,513
Opioids	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	8,683^a	8,417^a	8,138	7,656
Illicit Drugs Other than Marijuana²	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	15,240	15,370	15,800	15,416
TOBACCO PRODUCTS³	61,864^a	60,708	60,023	61,957^a	63,044^a	62,852^a	62,555^a	61,115^a	61,482^a	60,497	62,138^a	60,788	61,896^a	60,121	60,131	58,645	58,606
Cigarettes	51,060^a	50,004^a	49,974^a	51,098^a	51,965^a	51,958^a	51,502^a	50,325^a	50,406^a	49,323^a	50,659^a	49,945^a	50,491^a	47,612	48,510^a	46,196	46,577
Daily Cigarettes	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Smokeless Tobacco	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	8,492	8,299	8,303	7,909
Cigars	16,382	15,702	15,681	16,567	16,544	16,519	16,554	16,470	16,444	15,472	16,443	16,296	15,333	16,313	15,454	16,167	16,205
Pipe Tobacco³	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
ALCOHOL	122,759^a	121,200^a	123,022^a	127,869^a	128,257^a	129,435^a	131,548^a	134,183^a	134,616^a	137,053^a	140,240^a	141,126^a	143,864^a	143,840^a	143,520^a	147,887	149,221
Binge Alcohol Use	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Heavy Alcohol Use	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
SUBSTANCE USE
Illicit Drugs, Tobacco Products, or Alcohol³	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	158,172^a	157,919^a	161,981	163,596
Illicit Drugs or Alcohol	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	147,928^a	147,613^a	152,242	153,334
Tobacco Products or Alcohol³	135,093^a	133,922^a	134,681^a	140,642^a	140,973^a	141,755^a	143,947^a	145,567^a	146,955^a	148,785^a	152,124^a	153,101^a	156,279^a	156,209^a	155,897^a	159,924	161,788
* = low precision; -- = not available; da = does not apply; nc = not comparable due to methodological changes; nr = not reported due to measurement issues. NOTE: Some 2006 to 2010 estimates may differ from previously published estimates due to updates (see Section 3.3.5 in Chapter 3 of the 2018 National Survey on Drug Use and Health: Methodological Summary and Definitions). ^a The difference between this estimate and the 2018 estimate is statistically significant at the .05 level. Rounding may make the estimates appear identical. ¹ Prescription psychotherapeutic subtypes were revised in 2016; one effect was the comparability of codeine products between 2015 and later years. ² Illicit Drugs Other Than Marijuana excludes respondents who used only marijuana but includes those who used marijuana in addition to other illicit drugs. ³ Information about past year use of pipe tobacco was not collected. Tobacco product use in the past year excludes past year pipe tobacco use, but includes past month pipe tobacco use. Definitions: Measures and terms are defined in Appendix A. Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2002-2018.

190329

Table 7.14B – Types of Illicit Drug, Tobacco Product, and Alcohol Use in Past Year among Persons Aged 26 or Older: Percentages, 2002-2018
Substance	2002	2003	2004	2005	2006	2007	2008	2009	2010	2011	2012	2013	2014	2015	2016	2017	2018
ILLICIT DRUGS	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	14.6^a	15.0^a	16.1	16.7
Marijuana	7.0^a	6.9^a	7.0^a	6.9^a	6.9^a	6.8^a	7.0^a	7.7^a	8.0^a	7.9^a	8.6^a	9.2^a	10.1^a	10.4^a	11.0^a	12.2^a	13.3
Cocaine	1.8	1.9	1.7	1.5	1.8	1.7	1.6	1.4	1.4	1.0^a	1.4	1.2^a	1.4^a	1.3^a	1.4	1.7	1.6
Crack	0.7^a	0.6^a	0.5^a	0.5^a	0.6^a	0.6^a	0.4^a	0.4	0.4	0.2	0.4	0.3	0.3	0.3	0.4	0.4	0.3
Heroin	0.1^a	0.1^a	0.1^a	0.1^a	0.2	0.1^a	0.1^a	0.2	0.2	0.2^a	0.2^a	0.2	0.3	0.3	0.3	0.3	0.3
Hallucinogens	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	0.8^a	1.0^a	1.0^a	1.3
LSD	0.1^a	0.0^a	0.1^a	0.0^a	0.1^a	0.1^a	0.1^a	0.1^a	0.1^a	0.1^a	0.1^a	0.1^a	0.1^a	0.1^a	0.3^a	0.3^a	0.4
PCP	0.0	0.0	0.0	0.0	0.0	0.0	*	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0
Ecstasy	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	0.5^a	0.5	0.5	0.6
Inhalants	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	0.3	0.3	0.3	0.4
Methamphetamine	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	0.6	0.5^a	0.6^a	0.7
Misuse of Psychotherapeutics¹	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	5.8^a	5.9^a	5.6	5.3
Pain Relievers¹	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	4.1^a	3.9^a	3.7	3.4
Stimulants	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	1.1	1.3	1.3	1.2
Tranquilizers or Sedatives	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	2.2	2.2	2.0	2.0
Tranquilizers	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	1.8	1.8	1.7	1.7
Sedatives	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	0.5^a	0.6^a	0.5	0.4
Benzodiazepines	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	1.6	1.7	1.6	1.6
Opioids	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	4.2^a	4.0^a	3.8	3.6
Illicit Drugs Other than Marijuana²	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	7.3	7.3	7.4	7.2
TOBACCO PRODUCTS³	34.5^a	33.5^a	32.8^a	33.4^a	33.6^a	33.1^a	32.6^a	31.6^a	31.5^a	30.5^a	31.0^a	30.0^a	30.1^a	28.9^a	28.6^a	27.6	27.3
Cigarettes	28.5^a	27.6^a	27.3^a	27.6^a	27.7^a	27.4^a	26.8^a	26.0^a	25.8^a	24.9^a	25.3^a	24.6^a	24.6^a	22.9^a	23.1^a	21.7	21.7
Daily Cigarettes	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Smokeless Tobacco	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	4.1^a	4.0	3.9	3.7
Cigars	9.1^a	8.7^a	8.6^a	8.9^a	8.8^a	8.7^a	8.6^a	8.5^a	8.4^a	7.8	8.2^a	8.0	7.5	7.8	7.4	7.6	7.5
Pipe Tobacco³	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
ALCOHOL	68.4	67.0^a	67.2^a	69.0	68.3	68.2^a	68.5	69.3	69.0	69.1	69.9	69.6	70.1	69.2	68.4^a	69.5	69.5
Binge Alcohol Use	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Heavy Alcohol Use	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
SUBSTANCE USE
Illicit Drugs, Tobacco Products, or Alcohol³	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	76.1	75.2	76.1	76.2
Illicit Drugs or Alcohol	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	71.2	70.3^a	71.5	71.4
Tobacco Products or Alcohol³	75.3	74.0^a	73.6^a	75.9	75.0	74.7	75.0	75.2	75.3	75.0	75.9	75.5	76.1	75.1	74.2^a	75.1	75.3
* = low precision; -- = not available; da = does not apply; nc = not comparable due to methodological changes; nr = not reported due to measurement issues. NOTE: Some 2006 to 2010 estimates may differ from previously published estimates due to updates (see Section 3.3.5 in Chapter 3 of the 2018 National Survey on Drug Use and Health: Methodological Summary and Definitions). ^a The difference between this estimate and the 2018 estimate is statistically significant at the .05 level. Rounding may make the estimates appear identical. ¹ Prescription psychotherapeutic subtypes were revised in 2016; one effect was the comparability of codeine products between 2015 and later years. ² Illicit Drugs Other Than Marijuana excludes respondents who used only marijuana but includes those who used marijuana in addition to other illicit drugs. ³ Information about past year use of pipe tobacco was not collected. Tobacco product use in the past year excludes past year pipe tobacco use, but includes past month pipe tobacco use. Definitions: Measures and terms are defined in Appendix A. Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2002-2018.

190329

Table 7.15A – Types of Illicit Drug, Tobacco Product, and Alcohol Use in Past Month among Persons Aged 26 or Older: Numbers in Thousands, 2002-2018
Substance	2002	2003	2004	2005	2006	2007	2008	2009	2010	2011	2012	2013	2014	2015	2016	2017	2018
ILLICIT DRUGS	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	17,090^a	18,593^a	20,208^a	21,788
Marijuana	7,185^a	7,267^a	7,471^a	7,508^a	7,818^a	7,385^a	8,142^a	8,885^a	9,294^a	9,578^a	10,571^a	11,412^a	13,521^a	13,552^a	15,188^a	16,792^a	18,481
Cocaine	1,243	1,431	1,204	1,423	1,586	1,400	1,252	1,106	909^a	838^a	1,222	1,108	1,018^a	1,243	1,295	1,476	1,414
Crack	488	517	370	553	619	538	302	448	303	205^a	405	338	317	354	414	448	408
Heroin	116^a	76^a	108^a	62^a	268	109^a	124^a	112^a	141^a	159	197	185	337	236	383	390	285
Hallucinogens	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	482^a	608^a	701	911
LSD	15^a	15^a	20^a	12^a	41^a	45^a	*	27^a	*	26^a	39^a	72^a	104	80^a	123	176	166
PCP	20	*	21	20	*	19	*	36	24	*	16	22	*	15	15	31	30
Ecstasy	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	217^a	286	301	391
Inhalants	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	226	329	235	300
Methamphetamine	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	757	594^a	607^a	894
Misuse of Psychotherapeutics¹	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	4,107	4,218	4,038	3,851
Pain Relievers¹	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	2,670^a	2,480	2,391	2,216
Stimulants	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	779	876	1,002	963
Tranquilizers or Sedatives	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	1,389	1,616	1,240	1,289
Tranquilizers	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	1,130	1,296	1,047	1,159
Sedatives	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	340^a	425^a	281	191
Benzodiazepines	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Opioids	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	2,806^a	2,720	2,638	2,366
Illicit Drugs Other than Marijuana²	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	5,878	6,077	6,117	6,217
TOBACCO PRODUCTS	53,683^a	52,946^a	52,263^a	53,813^a	55,200^a	54,232^a	54,446^a	52,946^a	53,117^a	52,203^a	54,178^a	52,046^a	52,913^a	50,952^a	51,746^a	49,885	48,931
Cigarettes	45,278^a	44,626^a	44,166^a	45,133^a	46,331^a	45,843^a	45,777^a	44,469^a	44,593^a	43,392^a	44,882^a	43,724^a	44,123^a	41,582^a	42,358^a	40,252	39,770
Daily Cigarettes	31,168^a	30,359^a	29,942^a	31,079^a	31,481^a	30,414^a	30,655^a	29,865^a	28,901^a	28,841^a	29,610^a	28,385^a	27,916^a	26,059	26,336^a	24,751	24,792
Smokeless Tobacco	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	6,731	6,609	6,608	6,200
Cigars	8,217	8,099	8,423	8,681	8,680	8,340	8,504	8,484	8,627	8,283	9,055	8,389	8,051^a	8,885	8,764	8,916	8,879
Pipe Tobacco	1,347	1,166	1,261	1,561	1,717	1,467	1,246	1,280	1,381	1,320	1,740	1,353	1,402	1,571	1,568	1,658	1,415
ALCOHOL	96,696^a	95,073^a	97,023^a	102,054^a	100,835^a	102,777^a	105,089^a	106,242^a	107,138^a	109,245^a	111,457^a	113,253^a	115,990^a	115,563^a	114,692^a	118,794	118,844
Binge Alcohol Use³	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	51,623^a	50,855^a	52,674	54,015
Heavy Alcohol Use	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	13,302	12,598	13,236	13,363
SUBSTANCE USE
Illicit Drugs, Tobacco Products, or Alcohol	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	135,534^a	135,394^a	138,899	139,351
Illicit Drugs or Alcohol	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	119,652^a	119,220^a	123,482	123,807
Tobacco Products or Alcohol	115,654^a	114,389^a	114,794^a	120,260^a	120,567^a	121,633^a	123,515^a	124,188^a	126,046^a	127,086^a	130,579^a	131,734^a	134,516^a	133,922^a	133,426^a	136,875	137,215
* = low precision; -- = not available; da = does not apply; nc = not comparable due to methodological changes; nr = not reported due to measurement issues. NOTE: Some 2006 to 2010 estimates may differ from previously published estimates due to updates (see Section 3.3.5 in Chapter 3 of the 2018 National Survey on Drug Use and Health: Methodological Summary and Definitions). ^a The difference between this estimate and the 2018 estimate is statistically significant at the .05 level. Rounding may make the estimates appear identical. ¹ Prescription psychotherapeutic subtypes were revised in 2016; one effect was the comparability of codeine products between 2015 and later years. ² Illicit Drugs Other Than Marijuana excludes respondents who used only marijuana but includes those who used marijuana in addition to other illicit drugs. ³ Estimates of binge alcohol use include use by those who were heavy alcohol users. Definitions: Measures and terms are defined in Appendix A. Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2002-2018.

190329

Table 7.15B – Types of Illicit Drug, Tobacco Product, and Alcohol Use in Past Month among Persons Aged 26 or Older: Percentages, 2002-2018
Substance	2002	2003	2004	2005	2006	2007	2008	2009	2010	2011	2012	2013	2014	2015	2016	2017	2018
ILLICIT DRUGS	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	8.2^a	8.9^a	9.5^a	10.1
Marijuana	4.0^a	4.0^a	4.1^a	4.1^a	4.2^a	3.9^a	4.2^a	4.6^a	4.8^a	4.8^a	5.3^a	5.6^a	6.6^a	6.5^a	7.2^a	7.9^a	8.6
Cocaine	0.7	0.8	0.7	0.8	0.8	0.7	0.7	0.6	0.5^a	0.4^a	0.6	0.5	0.5^a	0.6	0.6	0.7	0.7
Crack	0.3	0.3	0.2	0.3	0.3^a	0.3	0.2	0.2	0.2	0.1^a	0.2	0.2	0.2	0.2	0.2	0.2	0.2
Heroin	0.1^a	0.0^a	0.1^a	0.0^a	0.1	0.1^a	0.1^a	0.1^a	0.1^a	0.1	0.1	0.1	0.2	0.1	0.2	0.2	0.1
Hallucinogens	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	0.2^a	0.3^a	0.3	0.4
LSD	0.0^a	0.0^a	0.0^a	0.0^a	0.0^a	0.0^a	*	0.0^a	*	0.0^a	0.0^a	0.0	0.1	0.0^a	0.1	0.1	0.1
PCP	0.0	*	0.0	0.0	*	0.0	*	0.0	0.0	*	0.0	0.0	*	0.0	0.0	0.0	0.0
Ecstasy	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	0.1^a	0.1	0.1	0.2
Inhalants	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	0.1	0.2	0.1	0.1
Methamphetamine	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	0.4	0.3^a	0.3^a	0.4
Misuse of Psychotherapeutics¹	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	2.0	2.0	1.9	1.8
Pain Relievers¹	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	1.3^a	1.2	1.1	1.0
Stimulants	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	0.4	0.4	0.5	0.4
Tranquilizers or Sedatives	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	0.7	0.8^a	0.6	0.6
Tranquilizers	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	0.5	0.6	0.5	0.5
Sedatives	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	0.2^a	0.2^a	0.1	0.1
Benzodiazepines	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Opioids	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	1.3^a	1.3	1.2	1.1
Illicit Drugs Other than Marijuana²	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	2.8	2.9	2.9	2.9
TOBACCO PRODUCTS	29.9^a	29.3^a	28.5^a	29.0^a	29.4^a	28.6^a	28.4^a	27.3^a	27.2^a	26.3^a	27.0^a	25.7^a	25.8^a	24.5^a	24.6^a	23.4	22.8
Cigarettes	25.2^a	24.7^a	24.1^a	24.3^a	24.7^a	24.1^a	23.8^a	23.0^a	22.8^a	21.9^a	22.4^a	21.6^a	21.5^a	20.0^a	20.2^a	18.9	18.5
Daily Cigarettes	17.4^a	16.8^a	16.4^a	16.8^a	16.8^a	16.0^a	16.0^a	15.4^a	14.8^a	14.5^a	14.8^a	14.0^a	13.6^a	12.5^a	12.5^a	11.6	11.5
Smokeless Tobacco	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	3.2^a	3.1	3.1	2.9
Cigars	4.6	4.5	4.6^a	4.7^a	4.6^a	4.4	4.4	4.4	4.4	4.2	4.5	4.1	3.9	4.3	4.2	4.2	4.1
Pipe Tobacco	0.8	0.6	0.7	0.8^a	0.9^a	0.8	0.6	0.7	0.7	0.7	0.9^a	0.7	0.7	0.8	0.7	0.8	0.7
ALCOHOL	53.9^a	52.5^a	53.0^a	55.1	53.7^a	54.1	54.7	54.9	54.9	55.1	55.6	55.9	56.5	55.6	54.6	55.8	55.3
Binge Alcohol Use³	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	24.8	24.2^a	24.7	25.1
Heavy Alcohol Use	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	6.4	6.0	6.2	6.2
SUBSTANCE USE
Illicit Drugs, Tobacco Products, or Alcohol	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	65.2	64.5	65.3	64.9
Illicit Drugs or Alcohol	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	57.6	56.8	58.0	57.6
Tobacco Products or Alcohol	64.5	63.2	62.7	64.9	64.2	64.1	64.3	64.1	64.6	64.1	65.1^a	65.0	65.5^a	64.4	63.5	64.3	63.9
* = low precision; -- = not available; da = does not apply; nc = not comparable due to methodological changes; nr = not reported due to measurement issues. NOTE: Some 2006 to 2010 estimates may differ from previously published estimates due to updates (see Section 3.3.5 in Chapter 3 of the 2018 National Survey on Drug Use and Health: Methodological Summary and Definitions). ^a The difference between this estimate and the 2018 estimate is statistically significant at the .05 level. Rounding may make the estimates appear identical. ¹ Prescription psychotherapeutic subtypes were revised in 2016; one effect was the comparability of codeine products between 2015 and later years. ² Illicit Drugs Other Than Marijuana excludes respondents who used only marijuana but includes those who used marijuana in addition to other illicit drugs. ³ Estimates of binge alcohol use include use by those who were heavy alcohol users. Definitions: Measures and terms are defined in Appendix A. Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2002-2018.

190401

Table 7.16A – Alcohol Use in Lifetime, Past Year, and Past Month among Persons Aged 12 to 20, by Gender: Numbers in Thousands, 2002-2018
Gender/Alcohol Use	2002	2003	2004	2005	2006	2007	2008	2009	2010	2011	2012	2013	2014	2015	2016	2017	2018
TOTAL
Lifetime	20,911^a	20,936^a	20,709^a	20,671^a	20,584^a	20,380^a	19,929^a	20,145^a	19,196^a	18,669^a	17,917^a	17,251^a	16,749^a	16,028^a	15,408	15,526	15,120
Past Year	17,492^a	17,554^a	17,568^a	17,729^a	17,605^a	17,366^a	16,904^a	17,081^a	16,434^a	15,938^a	15,372^a	14,692^a	14,305^a	13,602^a	13,055	13,184	12,819
Past Month	10,713^a	10,876^a	10,838^a	10,819^a	10,831^a	10,750^a	10,083^a	10,392^a	9,934^a	9,654^a	9,294^a	8,651^a	8,661^a	7,701^a	7,268	7,440	7,146
Binge Alcohol Use¹	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	5,059^a	4,541	4,515	4,322
Heavy Alcohol Use	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	1,260^a	1,069^a	932	861
MALE
Lifetime	10,719^a	10,537^a	10,624^a	10,500^a	10,644^a	10,471^a	10,180^a	10,576^a	10,048^a	9,484^a	9,114^a	8,791^a	8,334^a	8,189^a	7,646	7,772	7,620
Past Year	8,847^a	8,735^a	8,946^a	8,927^a	9,056^a	8,903^a	8,520^a	8,949^a	8,638^a	8,004^a	7,821^a	7,425^a	7,041^a	6,806	6,317	6,591	6,368
Past Month	5,619^a	5,720^a	5,723^a	5,658^a	5,749^a	5,618^a	5,290^a	5,591^a	5,517^a	5,002^a	4,813^a	4,482^a	4,424^a	3,859	3,596	3,831	3,560
Binge Alcohol Use¹	4,140^a	4,162^a	4,271^a	4,175^a	4,193^a	4,172^a	3,765^a	4,046^a	3,856^a	3,416^a	3,229^a	3,094^a	2,999^a	2,615^a	2,232	2,338	2,218
Heavy Alcohol Use	1,544^a	1,506^a	1,582^a	1,492^a	1,559^a	1,537^a	1,370^a	1,374^a	1,307^a	1,088^a	1,017^a	908^a	829^a	707^a	586	515	517
FEMALE
Lifetime	10,192^a	10,399^a	10,085^a	10,171^a	9,940^a	9,909^a	9,750^a	9,570^a	9,148^a	9,185^a	8,803^a	8,459^a	8,415^a	7,839	7,762	7,754	7,500
Past Year	8,645^a	8,819^a	8,622^a	8,802^a	8,549^a	8,463^a	8,384^a	8,132^a	7,797^a	7,934^a	7,551^a	7,267^a	7,263^a	6,795	6,738	6,593	6,451
Past Month	5,094^a	5,156^a	5,115^a	5,160^a	5,082^a	5,132^a	4,793^a	4,801^a	4,417^a	4,652^a	4,481^a	4,170^a	4,236^a	3,842	3,672	3,609	3,586
Binge Alcohol Use¹	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	2,444^a	2,309	2,176	2,104
Heavy Alcohol Use	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	554^a	483^a	417	344
* = low precision; -- = not available; da = does not apply; nc = not comparable due to methodological changes; nr = not reported due to measurement issues. NOTE: Some 2006 to 2010 estimates may differ from previously published estimates due to updates (see Section 3.3.5 in Chapter 3 of the 2018 National Survey on Drug Use and Health: Methodological Summary and Definitions). ^a The difference between this estimate and the 2018 estimate is statistically significant at the .05 level. Rounding may make the estimates appear identical. ¹ Estimates of binge alcohol use include use by those who were heavy alcohol users. Definitions: Measures and terms are defined in Appendix A. Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2002-2018.

190401

Table 7.16B – Alcohol Use in Lifetime, Past Year, and Past Month among Persons Aged 12 to 20, by Gender: Percentages, 2002-2018
Gender/Alcohol Use	2002	2003	2004	2005	2006	2007	2008	2009	2010	2011	2012	2013	2014	2015	2016	2017	2018
TOTAL
Lifetime	56.2^a	55.8^a	54.9^a	53.9^a	53.9^a	53.0^a	52.3^a	52.7^a	50.5^a	48.5^a	46.9^a	45.3^a	44.1^a	42.3^a	41.0	41.0	39.8
Past Year	47.0^a	46.8^a	46.6^a	46.3^a	46.1^a	45.2^a	44.4^a	44.7^a	43.3^a	41.4^a	40.2^a	38.6^a	37.7^a	35.9^a	34.7	34.9	33.8
Past Month	28.8^a	29.0^a	28.7^a	28.2^a	28.4^a	28.0^a	26.5^a	27.2^a	26.2^a	25.1^a	24.3^a	22.7^a	22.8^a	20.3^a	19.3	19.7	18.8
Binge Alcohol Use¹	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	13.4^a	12.1	11.9	11.4
Heavy Alcohol Use	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	3.3^a	2.8^a	2.5	2.3
MALE
Lifetime	56.5^a	55.0^a	54.9^a	53.7^a	54.1^a	53.1^a	52.1^a	53.8^a	51.3^a	48.5^a	46.7^a	45.0^a	42.9^a	42.1^a	39.5	39.9	38.9
Past Year	46.6^a	45.6^a	46.3^a	45.6^a	46.0^a	45.2^a	43.6^a	45.6^a	44.1^a	40.9^a	40.1^a	38.0^a	36.2^a	35.0^a	32.6	33.8	32.5
Past Month	29.6^a	29.9^a	29.6^a	28.9^a	29.2^a	28.5^a	27.1^a	28.5^a	28.1^a	25.6^a	24.7^a	23.0^a	22.8^a	19.8^a	18.6	19.7^a	18.2
Binge Alcohol Use¹	21.8^a	21.7^a	22.1^a	21.3^a	21.3^a	21.2^a	19.3^a	20.6^a	19.7^a	17.5^a	16.5^a	15.8^a	15.4^a	13.4^a	11.5	12.0	11.3
Heavy Alcohol Use	8.1^a	7.9^a	8.2^a	7.6^a	7.9^a	7.8^a	7.0^a	7.0^a	6.7^a	5.6^a	5.2^a	4.6^a	4.3^a	3.6^a	3.0	2.6	2.6
FEMALE
Lifetime	56.0^a	56.6^a	54.8^a	54.2^a	53.8^a	52.9^a	52.5^a	51.4^a	49.8^a	48.5^a	47.1^a	45.6^a	45.4^a	42.5	42.5	42.3	40.8
Past Year	47.5^a	48.0^a	46.9^a	46.9^a	46.2^a	45.2^a	45.2^a	43.7^a	42.4^a	41.9^a	40.4^a	39.2^a	39.2^a	36.9	36.9	35.9	35.1
Past Month	28.0^a	28.1^a	27.8^a	27.5^a	27.5^a	27.4^a	25.8^a	25.8^a	24.0^a	24.6^a	24.0^a	22.5^a	22.9^a	20.8	20.1	19.7	19.5
Binge Alcohol Use¹	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	13.3^a	12.6	11.9	11.4
Heavy Alcohol Use	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	3.0^a	2.6^a	2.3	1.9
* = low precision; -- = not available; da = does not apply; nc = not comparable due to methodological changes; nr = not reported due to measurement issues. NOTE: Some 2006 to 2010 estimates may differ from previously published estimates due to updates (see Section 3.3.5 in Chapter 3 of the 2018 National Survey on Drug Use and Health: Methodological Summary and Definitions). ^a The difference between this estimate and the 2018 estimate is statistically significant at the .05 level. Rounding may make the estimates appear identical. ¹ Estimates of binge alcohol use include use by those who were heavy alcohol users. Definitions: Measures and terms are defined in Appendix A. Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2002-2018.

190417

Table 7.17B – Average Number of Days Used Specific Substances in Past Year among Past Year Users of Specific Substances Aged 12 or Older: 2002-2018
Substance	2002	2003	2004	2005	2006	2007	2008	2009	2010	2011	2012	2013	2014	2015	2016	2017	2018
Marijuana	96.3^a	98.0^a	99.1^a	101.8^a	99.7^a	101.8^a	106.0^a	104.0^a	111.7^a	112.6^a	116.8^a	115.8^a	120.6	119.8	121.9	124.1	124.7
Cocaine	42.2	37.9	43.1^a	48.7^a	49.0^a	43.4^a	41.8	36.4	34.9	32.8	41.8	39.2	33.4	36.4	34.7	37.1	34.2
Crack	64.6	61.7	72.8	71.1	62.3	69.2	60.7	66.2	67.3	64.4	67.9	93.6	73.3	74.0	81.2	79.1	79.2
Heroin	92.3	86.0	95.1	61.7^a	152.3	92.3	108.9	71.5^a	83.0	107.8	137.3	111.9	116.6	110.3	121.9	128.4	110.2
Hallucinogens	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	16.1	14.9	16.6	15.2
Inhalants	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	34.3	25.5	25.7	25.8
Methamphetamine	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	101.8	114.9	116.1	115.5
Alcohol	85.9^a	86.0^a	86.9	85.8^a	86.2^a	86.9	88.2	88.5	87.8	87.3	87.5	88.6	90.5	90.0	90.3	91.3	89.4
* = low precision; -- = not available; da = does not apply; nc = not comparable due to methodological changes; nr = not reported due to measurement issues. NOTE: Some 2006 to 2010 estimates may differ from previously published estimates due to updates (see Section 3.3.5 in Chapter 3 of the 2018 National Survey on Drug Use and Health: Methodological Summary and Definitions). ^a The difference between this estimate and the 2018 estimate is statistically significant at the .05 level. Rounding may make the estimates appear identical. Definitions: Measures and terms are defined in Appendix A. Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2002-2018.

190417

Table 7.18B – Average Number of Days Used Specific Substances in Past Month among Past Month Users of Specific Substances Aged 12 or Older: 2002-2018
Substance	2002	2003	2004	2005	2006	2007	2008	2009	2010	2011	2012	2013	2014	2015	2016	2017	2018
Marijuana	12.4^a	12.4^a	12.4^a	12.7^a	12.6^a	12.9^a	12.9^a	13.1^a	14.0^a	13.8^a	14.1^a	14.3^a	14.5	14.4	14.3^a	14.5	15.0
Cocaine	5.4	4.9	6.8^a	5.9	6.6^a	6.0	5.9	5.6	5.4	4.3	6.3	6.0	5.4	5.4	5.1	5.0	4.8
Crack	7.4	7.5	10.8	7.4	8.2	8.4	9.4	7.7	8.8	6.9	9.8	9.8	9.0	8.4	9.3	8.1	7.8
Heroin	19.9^a	16.0	17.5	11.8	16.7	16.0	14.5	11.6	11.8	19.2^a	16.5	15.8	14.7	15.3	15.6	14.6	13.6
Hallucinogens	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	2.7	2.5	2.7	2.9
Inhalants	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	4.4	4.1	4.3	4.4
Methamphetamine	--	--	--	--	--	--	--	--	--	--	--	--	--	11.6	14.0	14.9	13.8
Misuse of Pain Relievers¹	--	--	--	--	--	--	--	--	--	--	--	--	--	7.0	6.9	6.8	7.0
Misuse of Stimulants	--	--	--	--	--	--	--	--	--	--	--	--	--	4.7	4.7	5.3	5.0
Misuse of Tranquilizers	--	--	--	--	--	--	--	--	--	--	--	--	--	5.2	5.1	5.0	5.4
Misuse of Sedatives	--	--	--	--	--	--	--	--	--	--	--	--	--	5.7	7.2	6.9	5.4
Cigarettes	22.9^a	23.1^a	22.9^a	23.0^a	22.8^a	22.6^a	22.6^a	22.6^a	22.3	22.5^a	22.6^a	22.4^a	22.1	22.0	21.8	21.7	21.9
Smokeless Tobacco	--	--	--	--	--	--	--	--	--	--	--	--	--	19.8	19.6	19.7	20.0
Cigars	5.8^a	6.7^a	6.5^a	6.3^a	6.9^a	6.7^a	7.1^a	7.1^a	7.6^a	7.2^a	7.7^a	7.2^a	7.1^a	8.0	8.5	8.4	8.8
Alcohol	8.5	8.5	8.5	8.4	8.4	8.4	8.6^a	8.6^a	8.4	8.4	8.5	8.4	8.6^a	8.3	8.3	8.3	8.3
Binge Alcohol Use²	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	4.2	4.2	4.2	4.2
* = low precision; -- = not available; da = does not apply; nc = not comparable due to methodological changes; nr = not reported due to measurement issues. NOTE: Some 2006 to 2010 estimates may differ from previously published estimates due to updates (see Section 3.3.5 in Chapter 3 of the 2018 National Survey on Drug Use and Health: Methodological Summary and Definitions). ^a The difference between this estimate and the 2018 estimate is statistically significant at the .05 level. Rounding may make the estimates appear identical. ¹ Prescription psychotherapeutic subtypes were revised in 2016; one effect was the comparability of codeine products between 2015 and 2016. ² Estimates of binge alcohol use include use by those who were heavy alcohol users. Definitions: Measures and terms are defined in Appendix A. Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2002-2018.

190417

Table 7.19A – Daily or Almost Daily Use of Specific Substances in Past Year among all Persons Aged 12 or Older and among Past Year Users of Specific Substances Aged 12 or Older: Numbers in Thousands, 2002-2018
Substance	2002	2003	2004	2005	2006	2007	2008	2009	2010	2011	2012	2013	2014	2015	2016	2017	2018
DAILY/ALMOST DAILY USE IN PAST YEAR AMONG TOTAL POPULATION
Marijuana	3,129^a	3,090^a	3,240^a	3,376^a	3,116^a	3,556^a	3,871^a	4,070^a	4,603^a	4,979^a	5,354^a	5,729^a	6,508^a	6,532^a	6,971^a	8,123	8,657
Cocaine	121	84	139	192	186	154	81	51^a	69	44^a	113	151	66	91	74	126	146
Crack	48	19	91	90	35	77	19	25	26	19	21	67	46	60	24	68	40
Heroin	60	30^a	55	20^a	151	40^a	71	48^a	62	101	150	92	131	110	186	158	132
Hallucinogens	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	27	22	47	29
Inhalants	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	29	14	35	25
Methamphetamine	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	135	161	197	229
Alcohol	9,678^a	9,638^a	9,745^a	10,165	10,322	10,081	10,651	11,090	10,028	10,793	10,831	10,587	11,239	11,434	11,563	11,893	10,978
DAILY/ALMOST DAILY USE IN PAST YEAR AMONG PAST YEAR USERS
Marijuana	3,129^a	3,090^a	3,240^a	3,376^a	3,116^a	3,556^a	3,871^a	4,070^a	4,603^a	4,979^a	5,354^a	5,729^a	6,508^a	6,532^a	6,971^a	8,123	8,657
Cocaine	121	84	139	192	186	154	81	51^a	69	44^a	113	151	66	91	74	126	146
Crack	48	19	91	90	35	77	19	25	*	*	21	*	46	60	24	*	40
Heroin	*	*	*	20^a	*	*	*	48^a	62	101	*	92	131	110	186	158	132
Hallucinogens	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	27	22	47	29
Inhalants	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	29	14	35	25
Methamphetamine	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	135	161	197	229
Alcohol	9,678^a	9,638^a	9,745^a	10,165	10,322	10,081	10,651	11,090	10,028	10,793	10,831	10,587	11,239	11,434	11,563	11,893	10,978
* = low precision; -- = not available; da = does not apply; nc = not comparable due to methodological changes; nr = not reported due to measurement issues. NOTE: Some 2006 to 2010 estimates may differ from previously published estimates due to updates (see Section 3.3.5 in Chapter 3 of the 2018 National Survey on Drug Use and Health: Methodological Summary and Definitions). ^a The difference between this estimate and the 2018 estimate is statistically significant at the .05 level. Rounding may make the estimates appear identical. Definitions: Measures and terms are defined in Appendix A. Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2002-2018.

190417

Table 7.19B – Daily or Almost Daily Use of Specific Substances in Past Year among all Persons Aged 12 or Older and among Past Year Users of Specific Substances Aged 12 or Older: Percentages, 2002-2018
Substance	2002	2003	2004	2005	2006	2007	2008	2009	2010	2011	2012	2013	2014	2015	2016	2017	2018
DAILY/ALMOST DAILY USE IN PAST YEAR AMONG TOTAL POPULATION
Marijuana	1.3^a	1.3^a	1.3^a	1.4^a	1.3^a	1.4^a	1.5^a	1.6^a	1.8^a	1.9^a	2.1^a	2.2^a	2.5^a	2.4^a	2.6^a	3.0	3.2
Cocaine	0.1	0.0	0.1	0.1	0.1	0.1	0.0	0.0	0.0	0.0^a	0.0	0.1	0.0	0.0	0.0	0.0	0.1
Crack	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0
Heroin	0.0	0.0^a	0.0	0.0^a	0.1	0.0^a	0.0	0.0	0.0	0.0	0.1	0.0	0.0	0.0	0.1	0.1	0.0
Hallucinogens	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	0.0	0.0	0.0	0.0
Inhalants	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	0.0	0.0	0.0	0.0
Methamphetamine	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	0.1	0.1	0.1	0.1
Alcohol	4.1	4.1	4.1	4.2	4.2	4.1	4.3	4.4	4.0	4.2	4.2	4.0	4.2	4.3	4.3	4.4	4.0
DAILY/ALMOST DAILY USE IN PAST YEAR AMONG PAST YEAR USERS
Marijuana	12.2^a	12.2^a	12.7^a	13.3^a	12.3^a	14.1^a	15.0^a	14.2^a	15.7^a	16.7^a	17.0^a	17.4^a	18.5	18.1^a	18.6	19.8	19.9
Cocaine	2.0	1.4	2.5	3.5	3.1	2.7	1.5	1.1	1.5	1.1	2.4	3.6	1.5	1.9	1.5	2.1	2.6
Crack	3.1	1.4	7.0	6.5	2.4	5.3	1.7	2.4	*	*	2.3	*	5.9	7.2	2.7	*	5.2
Heroin	*	*	*	5.2^a	*	*	*	8.2	10.0	16.3	*	13.5	14.3	13.3	19.6	17.9	16.3
Hallucinogens	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	0.6	0.5	0.9	0.5
Inhalants	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	1.7	0.9	2.0	1.2
Methamphetamine	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	7.9	11.6	12.1	12.3
Alcohol	6.2	6.2	6.2	6.3	6.4	6.2	6.5	6.6	6.0	6.3	6.2	6.1	6.4	6.5	6.6	6.7	6.1
* = low precision; -- = not available; da = does not apply; nc = not comparable due to methodological changes; nr = not reported due to measurement issues. NOTE: Some 2006 to 2010 estimates may differ from previously published estimates due to updates (see Section 3.3.5 in Chapter 3 of the 2018 National Survey on Drug Use and Health: Methodological Summary and Definitions). ^a The difference between this estimate and the 2018 estimate is statistically significant at the .05 level. Rounding may make the estimates appear identical. Definitions: Measures and terms are defined in Appendix A. Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2002-2018.

190417

Table 7.20A – Daily or Almost Daily Use of Specific Substances in Past Year among all Persons Aged 12 to 17 and among Past Year Users of Specific Substances Aged 12 to 17: Numbers in Thousands, 2002-2018
Substance	2002	2003	2004	2005	2006	2007	2008	2009	2010	2011	2012	2013	2014	2015	2016	2017	2018
DAILY/ALMOST DAILY USE IN PAST YEAR AMONG TOTAL POPULATION
Marijuana	358^a	282	342^a	268	288	260	276	291	337^a	301	277	299	257	258	253	250	244
Cocaine	10	10	4	7	3	7	5	3	2	2	*	*	*	*	2	*	2
Crack	4	*	*	3	*	4	*	*	*	2	*	*	*	*	*	*	*
Heroin	2	2	3	*	*	*	1	3	*	*	*	*	3	*	2	*	*
Hallucinogens	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	*	3	*	3
Inhalants	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	5	11	19	5
Methamphetamine	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	*	2	3	2
Alcohol	102^a	89^a	91^a	76^a	87^a	84^a	61^a	52^a	50^a	60^a	44	43	61^a	58^a	36	47	24
DAILY/ALMOST DAILY USE IN PAST YEAR AMONG PAST YEAR USERS
Marijuana	358^a	282	342^a	268	288	260	276	291	337^a	301	277	299	257	258	253	250	244
Cocaine	10	10	4	7	3	7	5	3	2	*	0	*	*	*	*	*	*
Crack	4	*	*	*	*	*	*	*	*	*	*	*	*	*	*	*	*
Heroin	*	*	*	*	*	*	*	*	*	*	*	*	*	*	*	*	*
Hallucinogens	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	1	3	0	3
Inhalants	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	5	11	19	5
Methamphetamine	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	*	*	*	*
Alcohol	102^a	89^a	91^a	76^a	87^a	84^a	61^a	52^a	50^a	60^a	44	43	61^a	58^a	36	47	24
* = low precision; -- = not available; da = does not apply; nc = not comparable due to methodological changes; nr = not reported due to measurement issues. NOTE: Some 2006 to 2010 estimates may differ from previously published estimates due to updates (see Section 3.3.5 in Chapter 3 of the 2018 National Survey on Drug Use and Health: Methodological Summary and Definitions). ^a The difference between this estimate and the 2018 estimate is statistically significant at the .05 level. Rounding may make the estimates appear identical. Definitions: Measures and terms are defined in Appendix A. Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2002-2018.

190417

Table 7.20B – Daily or Almost Daily Use of Specific Substances in Past Year among all Persons Aged 12 to 17 and among Past Year Users of Specific Substances Aged 12 to 17: Percentages, 2002-2018
Substance	2002	2003	2004	2005	2006	2007	2008	2009	2010	2011	2012	2013	2014	2015	2016	2017	2018
DAILY/ALMOST DAILY USE IN PAST YEAR AMONG TOTAL POPULATION
Marijuana	1.4^a	1.1	1.4^a	1.1	1.1	1.0	1.1	1.2	1.4^a	1.2	1.1	1.2	1.0	1.0	1.0	1.0	1.0
Cocaine	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	*	*	*	*	0.0	*	0.0
Crack	0.0	*	*	0.0	*	0.0	*	*	*	0.0	*	*	*	*	*	*	*
Heroin	0.0	0.0	0.0	*	*	*	0.0	0.0	*	*	*	*	0.0	*	0.0	*	*
Hallucinogens	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	*	0.0	*	0.0
Inhalants	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	0.0	0.0	0.1	0.0
Methamphetamine	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	*	0.0	0.0	0.0
Alcohol	0.4^a	0.4^a	0.4^a	0.3^a	0.3^a	0.3^a	0.2^a	0.2^a	0.2^a	0.2^a	0.2	0.2	0.2^a	0.2^a	0.1	0.2	0.1
DAILY/ALMOST DAILY USE IN PAST YEAR AMONG PAST YEAR USERS
Marijuana	9.2	7.5	9.4	7.9	8.6	8.2	8.5	8.7	9.9^a	8.5	8.2	8.9	7.9	8.2	8.5	8.1	7.8
Cocaine	1.9	2.2	1.1	1.6	0.8	1.8	1.5	1.1	0.7	*	0.1	*	*	*	*	*	*
Crack	4.4	*	*	*	*	*	*	*	*	*	*	*	*	*	*	*	*
Heroin	*	*	*	*	*	*	*	*	*	*	*	*	*	*	*	*	*
Hallucinogens	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	0.2	0.6	0.1	0.8
Inhalants	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	0.7	2.1	3.4	0.8
Methamphetamine	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	*	*	*	*
Alcohol	1.2^a	1.0^a	1.1^a	0.9^a	1.0^a	1.0^a	0.8	0.7	0.7	0.9^a	0.7	0.7	1.0^a	1.0^a	0.7	0.9	0.5
* = low precision; -- = not available; da = does not apply; nc = not comparable due to methodological changes; nr = not reported due to measurement issues. NOTE: Some 2006 to 2010 estimates may differ from previously published estimates due to updates (see Section 3.3.5 in Chapter 3 of the 2018 National Survey on Drug Use and Health: Methodological Summary and Definitions). ^a The difference between this estimate and the 2018 estimate is statistically significant at the .05 level. Rounding may make the estimates appear identical. Definitions: Measures and terms are defined in Appendix A. Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2002-2018.

190417

Table 7.21A – Daily or Almost Daily Use of Specific Substances in Past Year among all Persons Aged 18 or Older and among Past Year Users of Specific Substances Aged 18 or Older: Numbers in Thousands, 2002-2018
Substance	2002	2003	2004	2005	2006	2007	2008	2009	2010	2011	2012	2013	2014	2015	2016	2017	2018
DAILY/ALMOST DAILY USE IN PAST YEAR AMONG TOTAL POPULATION
Marijuana	2,772^a	2,808^a	2,898^a	3,108^a	2,828^a	3,296^a	3,595^a	3,779^a	4,265^a	4,678^a	5,077^a	5,430^a	6,251^a	6,274^a	6,718^a	7,873	8,414
Cocaine	111	74	134	185	182	147	77	49^a	67	42^a	112	150	65	91	72	126	144
Crack	44	18	91	87	34	73	19	25	26	18	21	67	46	60	24	68	40
Heroin	58	28^a	53	19^a	151	40^a	69	44^a	62	101	150	91	127	110	183	158	132
Hallucinogens	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	26	19	47	25
Inhalants	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	25	*	16	20
Methamphetamine	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	135	159	194	228
Alcohol	9,577^a	9,549^a	9,654^a	10,089	10,235	9,997	10,590	11,039	9,978	10,733	10,787	10,544	11,178	11,375	11,527	11,846	10,954
DAILY/ALMOST DAILY USE IN PAST YEAR AMONG PAST YEAR USERS
Marijuana	2,772^a	2,808^a	2,898^a	3,108^a	2,828^a	3,296^a	3,595^a	3,779^a	4,265^a	4,678^a	5,077^a	5,430^a	6,251^a	6,274^a	6,718^a	7,873	8,414
Cocaine	111	74	134	185	182	147	77	49^a	67	42^a	112	150	65	91	72	126	144
Crack	44	18	91	87	34	73	19	25	*	*	21	*	46	60	24	*	40
Heroin	*	*	*	19^a	*	*	*	44^a	62	101	*	91	127	110	183	158	132
Hallucinogens	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	26	19	47	25
Inhalants	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	*	3	16	*
Methamphetamine	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	135	159	194	228
Alcohol	9,577^a	9,549^a	9,654^a	10,089	10,235	9,997	10,590	11,039	9,978	10,733	10,787	10,544	11,178	11,375	11,527	11,846	10,954
* = low precision; -- = not available; da = does not apply; nc = not comparable due to methodological changes; nr = not reported due to measurement issues. NOTE: Some 2006 to 2010 estimates may differ from previously published estimates due to updates (see Section 3.3.5 in Chapter 3 of the 2018 National Survey on Drug Use and Health: Methodological Summary and Definitions). ^a The difference between this estimate and the 2018 estimate is statistically significant at the .05 level. Rounding may make the estimates appear identical. Definitions: Measures and terms are defined in Appendix A. Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2002-2018.

190417

Table 7.21B – Daily or Almost Daily Use of Specific Substances in Past Year among all Persons Aged 18 or Older and among Past Year Users of Specific Substances Aged 18 or Older: Percentages, 2002-2018
Substance	2002	2003	2004	2005	2006	2007	2008	2009	2010	2011	2012	2013	2014	2015	2016	2017	2018
DAILY/ALMOST DAILY USE IN PAST YEAR AMONG TOTAL POPULATION
Marijuana	1.3^a	1.3^a	1.3^a	1.4^a	1.3^a	1.5^a	1.6^a	1.7^a	1.9^a	2.0^a	2.2^a	2.3^a	2.6^a	2.6^a	2.7^a	3.2	3.4
Cocaine	0.1	0.0	0.1	0.1	0.1	0.1	0.0	0.0^a	0.0	0.0^a	0.0	0.1	0.0	0.0	0.0	0.1	0.1
Crack	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0
Heroin	0.0	0.0^a	0.0	0.0^a	0.1	0.0^a	0.0	0.0^a	0.0	0.0	0.1	0.0	0.1	0.0	0.1	0.1	0.1
Hallucinogens	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	0.0	0.0	0.0	0.0
Inhalants	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	0.0	*	0.0	0.0
Methamphetamine	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	0.1	0.1	0.1	0.1
Alcohol	4.6	4.5	4.5	4.6	4.6	4.5	4.7	4.9	4.4	4.6	4.6	4.4	4.7	4.7	4.7	4.8	4.4
DAILY/ALMOST DAILY USE IN PAST YEAR AMONG PAST YEAR USERS
Marijuana	12.7^a	13.1^a	13.3^a	14.1^a	12.8^a	15.0^a	15.9^a	14.9^a	16.5^a	17.9^a	18.0^a	18.3^a	19.6	19.1^a	19.4	20.8	20.8
Cocaine	2.1	1.4	2.6	3.6	3.2	2.7	1.5	1.1	1.6	1.2	2.5	3.7	1.5	2.0	1.5	2.2	2.7
Crack	3.0	1.4	7.4	6.5	2.4	5.3	1.7	2.5	*	*	2.4	*	6.1	7.3	2.7	*	5.3
Heroin	*	*	*	5.6^a	*	*	*	8.1	10.4	17.8	*	14.1	14.4	13.7	19.6	18.1	16.5
Hallucinogens	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	0.6	0.4	1.0	0.5
Inhalants	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	*	0.3	1.3	*
Methamphetamine	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	8.1	11.7	12.2	12.5
Alcohol	6.5	6.5	6.5	6.6	6.6	6.5	6.7	6.9	6.2	6.6	6.5	6.3	6.6	6.7	6.8	6.8	6.3
* = low precision; -- = not available; da = does not apply; nc = not comparable due to methodological changes; nr = not reported due to measurement issues. NOTE: Some 2006 to 2010 estimates may differ from previously published estimates due to updates (see Section 3.3.5 in Chapter 3 of the 2018 National Survey on Drug Use and Health: Methodological Summary and Definitions). ^a The difference between this estimate and the 2018 estimate is statistically significant at the .05 level. Rounding may make the estimates appear identical. Definitions: Measures and terms are defined in Appendix A. Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2002-2018.

190417

Table 7.22A – Daily or Almost Daily Use of Specific Substances in Past Year among all Persons Aged 18 to 25 and among Past Year Users of Specific Substances Aged 18 to 25: Numbers in Thousands, 2002-2018
Substance	2002	2003	2004	2005	2006	2007	2008	2009	2010	2011	2012	2013	2014	2015	2016	2017	2018
DAILY/ALMOST DAILY USE IN PAST YEAR AMONG TOTAL POPULATION
Marijuana	1,336^a	1,375^a	1,379^a	1,519^a	1,487^a	1,479^a	1,656^a	1,691^a	1,863^a	1,825^a	2,157^a	2,166^a	2,224^a	2,353	2,218^a	2,618	2,483
Cocaine	17	24^a	20^a	31^a	28^a	22^a	14	23^a	7	9	20	6	8	19	10	28^a	5
Crack	3	4	9	5	7	8	5	3	3	*	4	*	3	7	*	*	*
Heroin	6^a	8	8	11	8	16	24	17	33	28	43	25	17	29	38	41	24
Hallucinogens	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	14	5	16	6
Inhalants	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	*	2	7	2
Methamphetamine	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	15	28	25	25
Alcohol	681	733	681	668	678	669	710	672	642	604	636	599	645	726	721	783	659
DAILY/ALMOST DAILY USE IN PAST YEAR AMONG PAST YEAR USERS
Marijuana	1,336^a	1,375^a	1,379^a	1,519^a	1,487^a	1,479^a	1,656^a	1,691^a	1,863^a	1,825^a	2,157^a	2,166^a	2,224	2,353	2,218	2,618	2,483
Cocaine	17	24^a	20^a	31^a	28^a	22^a	14	23^a	7	9	20	6	8	19	10	28^a	5
Crack	3	4	9	5	7	8	5	3	3	*	*	*	*	*	*	*	*
Heroin	*	*	*	11	*	*	24	*	33	28	*	25	17	*	38	*	*
Hallucinogens	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	14	5	16	6
Inhalants	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	*	*	*	*
Methamphetamine	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	15	28	25	25
Alcohol	681	733	681	668	678	669	710	672	642	604	636	599	645	726	721	783	659
* = low precision; -- = not available; da = does not apply; nc = not comparable due to methodological changes; nr = not reported due to measurement issues. NOTE: Some 2006 to 2010 estimates may differ from previously published estimates due to updates (see Section 3.3.5 in Chapter 3 of the 2018 National Survey on Drug Use and Health: Methodological Summary and Definitions). ^a The difference between this estimate and the 2018 estimate is statistically significant at the .05 level. Rounding may make the estimates appear identical. Definitions: Measures and terms are defined in Appendix A. Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2002-2018.

190417

Table 7.22B – Daily or Almost Daily Use of Specific Substances in Past Year among all Persons Aged 18 to 25 and among Past Year Users of Specific Substances Aged 18 to 25: Percentages, 2002-2018
Substance	2002	2003	2004	2005	2006	2007	2008	2009	2010	2011	2012	2013	2014	2015	2016	2017	2018
DAILY/ALMOST DAILY USE IN PAST YEAR AMONG TOTAL POPULATION
Marijuana	4.3^a	4.3^a	4.3^a	4.7^a	4.5^a	4.5^a	5.0^a	5.0^a	5.5^a	5.3^a	6.2^a	6.2^a	6.4^a	6.7	6.4^a	7.6	7.3
Cocaine	0.1	0.1^a	0.1^a	0.1^a	0.1^a	0.1^a	0.0	0.1^a	0.0	0.0	0.1	0.0	0.0	0.1	0.0	0.1^a	0.0
Crack	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	*	0.0	*	0.0	0.0	*	*	*
Heroin	0.0^a	0.0	0.0	0.0	0.0	0.0	0.1	0.1	0.1	0.1	0.1	0.1	0.0	0.1	0.1	0.1	0.1
Hallucinogens	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	0.0	0.0	0.0	0.0
Inhalants	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	*	0.0	0.0	0.0
Methamphetamine	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	0.0	0.1	0.1	0.1
Alcohol	2.2	2.3^a	2.1	2.1	2.1	2.0	2.2	2.0	1.9	1.8	1.8	1.7	1.8	2.1	2.1	2.3	1.9
DAILY/ALMOST DAILY USE IN PAST YEAR AMONG PAST YEAR USERS
Marijuana	14.5^a	15.2^a	15.4^a	16.7^a	16.2^a	16.4^a	18.1^a	16.3^a	18.2^a	17.3^a	19.8	19.7	19.9	20.9	19.5	21.9	21.0
Cocaine	0.8	1.1^a	0.9	1.4^a	1.2^a	1.0^a	0.8	1.3^a	0.4	0.6	1.3	0.4	0.5	1.0	0.5	1.3^a	0.3
Crack	1.2	1.4	3.3	1.5	2.5	3.4	2.3	1.6	1.4	*	*	*	*	*	*	*	*
Heroin	*	*	*	6.9	*	*	16.2	*	15.6	12.2	*	10.3	6.4	*	16.8	*	*
Hallucinogens	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	0.6	0.2	0.7	0.3
Inhalants	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	*	*	*	*
Methamphetamine	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	4.5	10.7	6.7	9.2
Alcohol	2.8	3.0	2.7	2.6	2.6	2.6	2.8	2.5	2.4	2.3	2.4	2.2	2.4	2.8	2.8	3.1	2.6
* = low precision; -- = not available; da = does not apply; nc = not comparable due to methodological changes; nr = not reported due to measurement issues. NOTE: Some 2006 to 2010 estimates may differ from previously published estimates due to updates (see Section 3.3.5 in Chapter 3 of the 2018 National Survey on Drug Use and Health: Methodological Summary and Definitions). ^a The difference between this estimate and the 2018 estimate is statistically significant at the .05 level. Rounding may make the estimates appear identical. Definitions: Measures and terms are defined in Appendix A. Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2002-2018.

190417

Table 7.23A – Daily or Almost Daily Use of Specific Substances in Past Year among all Persons Aged 26 or Older and among Past Year Users of Specific Substances Aged 26 or Older: Numbers in Thousands, 2002-2018
Substance	2002	2003	2004	2005	2006	2007	2008	2009	2010	2011	2012	2013	2014	2015	2016	2017	2018
DAILY/ALMOST DAILY USE IN PAST YEAR AMONG TOTAL POPULATION
Marijuana	1,435^a	1,433^a	1,519^a	1,589^a	1,341^a	1,817^a	1,939^a	2,088^a	2,402^a	2,853^a	2,920^a	3,264^a	4,027^a	3,921^a	4,500^a	5,255^a	5,930
Cocaine	94	51	115	154	154	125	62	26^a	60	33^a	92	145	57	72	62	98	138
Crack	40	14	83	82	27	65	14	22	24	16	17	66	43	53	24	68	39
Heroin	52	20^a	45	*	143	24^a	45	27^a	29^a	73	107	66	110	81	145	117	107
Hallucinogens	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	13	14	31	19
Inhalants	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	25	*	*	18
Methamphetamine	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	120	130	169	202
Alcohol	8,896^a	8,816^a	8,973^a	9,421	9,557	9,328	9,880	10,367	9,336	10,129	10,150	9,945	10,533	10,649	10,806	11,064	10,295
DAILY/ALMOST DAILY USE IN PAST YEAR AMONG PAST YEAR USERS
Marijuana	1,435^a	1,433^a	1,519^a	1,589^a	1,341^a	1,817^a	1,939^a	2,088^a	2,402^a	2,853^a	2,920^a	3,264^a	4,027^a	3,921^a	4,500^a	5,255^a	5,930
Cocaine	94	51	115	154	154	125	62	26^a	60	33^a	92	145	57	72	62	98	138
Crack	40	14	83	82	27	65	14	*	*	*	*	*	43	*	24	*	39
Heroin	*	*	*	*	*	*	*	*	*	*	*	*	110	81	145	117	107
Hallucinogens	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	*	14	31	19
Inhalants	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	*	1	*	*
Methamphetamine	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	120	130	169	202
Alcohol	8,896^a	8,816^a	8,973^a	9,421	9,557	9,328	9,880	10,367	9,336	10,129	10,150	9,945	10,533	10,649	10,806	11,064	10,295
* = low precision; -- = not available; da = does not apply; nc = not comparable due to methodological changes; nr = not reported due to measurement issues. NOTE: Some 2006 to 2010 estimates may differ from previously published estimates due to updates (see Section 3.3.5 in Chapter 3 of the 2018 National Survey on Drug Use and Health: Methodological Summary and Definitions). ^a The difference between this estimate and the 2018 estimate is statistically significant at the .05 level. Rounding may make the estimates appear identical. Definitions: Measures and terms are defined in Appendix A. Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2002-2018.

190417

Table 7.23B – Daily or Almost Daily Use of Specific Substances in Past Year among all Persons Aged 26 or Older and among Past Year Users of Specific Substances Aged 26 or Older: Percentages, 2002-2018
Substance	2002	2003	2004	2005	2006	2007	2008	2009	2010	2011	2012	2013	2014	2015	2016	2017	2018
DAILY/ALMOST DAILY USE IN PAST YEAR AMONG TOTAL POPULATION
Marijuana	0.8^a	0.8^a	0.8^a	0.9^a	0.7^a	1.0^a	1.0^a	1.1^a	1.2^a	1.4^a	1.5^a	1.6^a	2.0^a	1.9^a	2.1^a	2.5^a	2.8
Cocaine	0.1	0.0	0.1	0.1	0.1	0.1	0.0	0.0^a	0.0	0.0^a	0.0	0.1	0.0	0.0	0.0	0.0	0.1
Crack	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0
Heroin	0.0	0.0^a	0.0	*	0.1	0.0^a	0.0	0.0	0.0	0.0	0.1	0.0	0.1	0.0	0.1	0.1	0.1
Hallucinogens	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	0.0	0.0	0.0	0.0
Inhalants	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	0.0	*	*	0.0
Methamphetamine	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	0.1	0.1	0.1	0.1
Alcohol	5.0	4.9	4.9	5.1	5.1	4.9	5.1	5.4^a	4.8	5.1	5.1	4.9	5.1	5.1	5.1	5.2	4.8
DAILY/ALMOST DAILY USE IN PAST YEAR AMONG PAST YEAR USERS
Marijuana	11.4^a	11.5^a	11.8^a	12.3^a	10.4^a	14.0^a	14.4^a	13.9^a	15.3^a	18.3	16.9^a	17.5^a	19.4	18.1^a	19.4	20.3	20.8
Cocaine	2.8	1.5	3.7	5.4	4.5	3.8	2.0	0.9^a	2.2	1.6	3.2	5.8	2.1	2.6	2.0	2.6	4.0
Crack	3.4	1.4	8.5	8.2	2.4	5.7	1.6	*	*	*	*	*	6.9	*	3.0	*	5.9
Heroin	*	*	*	*	*	*	*	*	*	*	*	*	17.8	13.7	20.5	17.8	16.8
Hallucinogens	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	*	0.7	1.4	0.7
Inhalants	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	*	0.2	*	*
Methamphetamine	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	8.9	11.9	13.9	13.1
Alcohol	7.2	7.3	7.3	7.4	7.5	7.2	7.5	7.7^a	6.9	7.4	7.2	7.0	7.3	7.4	7.5	7.5	6.9
* = low precision; -- = not available; da = does not apply; nc = not comparable due to methodological changes; nr = not reported due to measurement issues. NOTE: Some 2006 to 2010 estimates may differ from previously published estimates due to updates (see Section 3.3.5 in Chapter 3 of the 2018 National Survey on Drug Use and Health: Methodological Summary and Definitions). ^a The difference between this estimate and the 2018 estimate is statistically significant at the .05 level. Rounding may make the estimates appear identical. Definitions: Measures and terms are defined in Appendix A. Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2002-2018.

190417

Table 7.24A – Daily or Almost Daily Use of Specific Substances in Past Year among all Persons Aged 12 to 20 and among Past Year Users of Specific Substances Aged 12 to 20: Numbers in Thousands, 2002-2018
Substance	2002	2003	2004	2005	2006	2007	2008	2009	2010	2011	2012	2013	2014	2015	2016	2017	2018
DAILY/ALMOST DAILY USE IN PAST YEAR AMONG TOTAL POPULATION
Marijuana	976	900^a	886^a	971	949	858^a	1,052	1,011	1,036	1,050	1,161	1,108	1,077	1,100	964	1,131	1,078
Cocaine	19^a	20^a	10	14^a	14	14	9	13	4	11	15	3	4	10	8	8	3
Crack	5	4	2	4	2	4	3	*	3	3	3	*	*	4	*	*	*
Heroin	3	9	3	6	*	5	6	4	16	12	13	4	13	8	5	4	5
Hallucinogens	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	4	3	3	5
Inhalants	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	5	13	26^a	5
Methamphetamine	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	10	8	13	7
Alcohol	298^a	318^a	231^a	234^a	244^a	267^a	242^a	207	215	193	143	173	185	226	126	191	162
DAILY/ALMOST DAILY USE IN PAST YEAR AMONG PAST YEAR USERS
Marijuana	976	900^a	886^a	971	949	858^a	1,052	1,011	1,036	1,050	1,161	1,108	1,077	1,100	964	1,131	1,078
Cocaine	19^a	20^a	10	14^a	14	14	9	13	4	11	15	3	4	10	8	8	3
Crack	5	*	*	*	2	*	*	*	*	*	*	*	*	*	*	*	*
Heroin	3	*	*	*	*	*	*	*	*	*	*	*	*	*	*	*	*
Hallucinogens	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	4	3	3	5
Inhalants	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	5	13	26^a	5
Methamphetamine	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	*	*	*	*
Alcohol	298^a	318^a	231^a	234^a	244^a	267^a	242^a	207	215	193	143	173	185	226	126	191	162
* = low precision; -- = not available; da = does not apply; nc = not comparable due to methodological changes; nr = not reported due to measurement issues. NOTE: Some 2006 to 2010 estimates may differ from previously published estimates due to updates (see Section 3.3.5 in Chapter 3 of the 2018 National Survey on Drug Use and Health: Methodological Summary and Definitions). ^a The difference between this estimate and the 2018 estimate is statistically significant at the .05 level. Rounding may make the estimates appear identical. Definitions: Measures and terms are defined in Appendix A. Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2002-2018.

190417

Table 7.24B – Daily or Almost Daily Use of Specific Substances in Past Year among all Persons Aged 12 to 20 and among Past Year Users of Specific Substances Aged 12 to 20: Percentages, 2002-2018
Substance	2002	2003	2004	2005	2006	2007	2008	2009	2010	2011	2012	2013	2014	2015	2016	2017	2018
DAILY/ALMOST DAILY USE IN PAST YEAR AMONG TOTAL POPULATION
Marijuana	2.6	2.4^a	2.3^a	2.5	2.5	2.2^a	2.8	2.6	2.7	2.7	3.0	2.9	2.8	2.9	2.6	3.0	2.8
Cocaine	0.0^a	0.1^a	0.0	0.0^a	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0
Crack	0.0	0.0	0.0	0.0	0.0	0.0	0.0	*	0.0	0.0	0.0	*	*	0.0	*	*	*
Heroin	0.0	0.0	0.0	0.0	*	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0
Hallucinogens	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	0.0	0.0	0.0	0.0
Inhalants	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	0.0	0.0	0.1^a	0.0
Methamphetamine	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	0.0	0.0	0.0	0.0
Alcohol	0.8^a	0.8^a	0.6^a	0.6^a	0.6^a	0.7^a	0.6^a	0.5	0.6	0.5	0.4	0.5	0.5	0.6	0.3	0.5	0.4
DAILY/ALMOST DAILY USE IN PAST YEAR AMONG PAST YEAR USERS
Marijuana	12.1^a	11.4^a	11.5^a	13.0	12.8	12.0^a	14.3	12.8	13.1	12.7	14.4	14.1	13.9	14.6	13.0	15.1	14.0
Cocaine	1.4^a	1.6^a	0.8	1.1	1.0	1.2	0.9	1.5	0.5	1.3	1.9	0.6	0.7	1.3	1.0	1.1	0.4
Crack	2.7	*	*	*	0.9	*	*	*	*	*	*	*	*	*	*	*	*
Heroin	2.3	*	*	*	*	*	*	*	*	*	*	*	*	*	*	*	*
Hallucinogens	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	0.3	0.2	0.3	0.4
Inhalants	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	0.5	1.7	3.4^a	0.6
Methamphetamine	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	*	*	*	*
Alcohol	1.7^a	1.8^a	1.3	1.3	1.4	1.5	1.4	1.2	1.3	1.2	0.9	1.2	1.3	1.7	1.0	1.5	1.3
* = low precision; -- = not available; da = does not apply; nc = not comparable due to methodological changes; nr = not reported due to measurement issues. NOTE: Some 2006 to 2010 estimates may differ from previously published estimates due to updates (see Section 3.3.5 in Chapter 3 of the 2018 National Survey on Drug Use and Health: Methodological Summary and Definitions). ^a The difference between this estimate and the 2018 estimate is statistically significant at the .05 level. Rounding may make the estimates appear identical. Definitions: Measures and terms are defined in Appendix A. Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2002-2018.

190417

Table 7.25A – Daily or Almost Daily Use of Specific Substances in Past Year among all Persons Aged 21 or Older and among Past Year Users of Specific Substances Aged 21 or Older: Numbers in Thousands, 2002-2018
Substance	2002	2003	2004	2005	2006	2007	2008	2009	2010	2011	2012	2013	2014	2015	2016	2017	2018
DAILY/ALMOST DAILY USE IN PAST YEAR AMONG TOTAL POPULATION
Marijuana	2,153^a	2,191^a	2,354^a	2,405^a	2,168^a	2,698^a	2,819^a	3,059^a	3,566^a	3,929^a	4,193^a	4,621^a	5,431^a	5,431^a	6,008^a	6,991	7,579
Cocaine	102	64	129	178	171	139	72	38^a	64	33^a	98	148	62	82	67	118	143
Crack	42	15	89	86	33	73	17	24	24	16	19	67	45	56	24	68	40
Heroin	57	22^a	53	14^a	149	35^a	65	43^a	46^a	89	138	89	117	103	181	154	127
Hallucinogens	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	23	19	44	23
Inhalants	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	25	*	*	20
Methamphetamine	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	124	152	184	222
Alcohol	9,380^a	9,320^a	9,514^a	9,932	10,078	9,814	10,409	10,883	9,813	10,600	10,687	10,414	11,054	11,208	11,437	11,702	10,816
DAILY/ALMOST DAILY USE IN PAST YEAR AMONG PAST YEAR USERS
Marijuana	2,153^a	2,191^a	2,354^a	2,405^a	2,168^a	2,698^a	2,819^a	3,059^a	3,566^a	3,929^a	4,193^a	4,621^a	5,431^a	5,431^a	6,008^a	6,991	7,579
Cocaine	102	64	129	178	171	139	72	38^a	64	33^a	98	148	62	82	67	118	143
Crack	42	15	89	86	33	73	17	24	*	*	*	*	45	56	24	*	40
Heroin	*	*	*	14^a	*	*	*	*	46^a	*	*	89	117	103	181	154	127
Hallucinogens	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	23	19	44	23
Inhalants	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	*	1	9	*
Methamphetamine	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	124	152	184	222
Alcohol	9,380^a	9,320^a	9,514^a	9,932	10,078	9,814	10,409	10,883	9,813	10,600	10,687	10,414	11,054	11,208	11,437	11,702	10,816
* = low precision; -- = not available; da = does not apply; nc = not comparable due to methodological changes; nr = not reported due to measurement issues. NOTE: Some 2006 to 2010 estimates may differ from previously published estimates due to updates (see Section 3.3.5 in Chapter 3 of the 2018 National Survey on Drug Use and Health: Methodological Summary and Definitions). ^a The difference between this estimate and the 2018 estimate is statistically significant at the .05 level. Rounding may make the estimates appear identical. Definitions: Measures and terms are defined in Appendix A. Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2002-2018.

190417

Table 7.25B – Daily or Almost Daily Use of Specific Substances in Past Year among all Persons Aged 21 or Older and among Past Year Users of Specific Substances Aged 21 or Older: Percentages, 2002-2018
Substance	2002	2003	2004	2005	2006	2007	2008	2009	2010	2011	2012	2013	2014	2015	2016	2017	2018
DAILY/ALMOST DAILY USE IN PAST YEAR AMONG TOTAL POPULATION
Marijuana	1.1^a	1.1^a	1.2^a	1.2^a	1.0^a	1.3^a	1.3^a	1.4^a	1.7^a	1.8^a	1.9^a	2.1^a	2.4^a	2.4^a	2.6^a	3.0	3.2
Cocaine	0.1	0.0	0.1	0.1	0.1	0.1	0.0	0.0^a	0.0	0.0^a	0.0	0.1	0.0	0.0	0.0	0.1	0.1
Crack	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0
Heroin	0.0	0.0^a	0.0	0.0^a	0.1	0.0^a	0.0	0.0	0.0	0.0	0.1	0.0	0.1	0.0	0.1	0.1	0.1
Hallucinogens	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	0.0	0.0	0.0	0.0
Inhalants	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	0.0	*	*	0.0
Methamphetamine	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	0.1	0.1	0.1	0.1
Alcohol	4.7	4.7	4.7	4.8	4.8	4.7	4.9	5.1	4.6	4.8	4.8	4.6	4.9	4.9	4.9	5.0	4.6
DAILY/ALMOST DAILY USE IN PAST YEAR AMONG PAST YEAR USERS
Marijuana	12.2^a	12.6^a	13.3^a	13.5^a	12.0^a	15.0^a	15.2^a	14.7^a	16.7^a	18.3^a	17.9^a	18.4^a	19.8	19.0^a	19.9	20.9	21.2
Cocaine	2.2	1.4	2.9	4.2	3.7	3.1	1.7	1.0^a	1.7	1.1	2.5	4.1	1.6	2.0	1.5	2.3	3.0
Crack	3.1	1.3	7.9	7.3	2.6	5.7	1.7	2.6	*	*	*	*	6.3	7.0	2.8	*	5.5
Heroin	*	*	*	5.2^a	*	*	*	*	9.3	*	*	14.9	14.4	13.6	20.5	18.4	16.7
Hallucinogens	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	0.7	0.6	1.2	0.5
Inhalants	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	*	0.1	0.9	*
Methamphetamine	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	7.9	12.0	12.4	12.9
Alcohol	6.8	6.8	6.8	6.9	7.0	6.7	7.0	7.2	6.5	6.9	6.8	6.5	6.8	6.9	7.1	7.1	6.5
* = low precision; -- = not available; da = does not apply; nc = not comparable due to methodological changes; nr = not reported due to measurement issues. NOTE: Some 2006 to 2010 estimates may differ from previously published estimates due to updates (see Section 3.3.5 in Chapter 3 of the 2018 National Survey on Drug Use and Health: Methodological Summary and Definitions). ^a The difference between this estimate and the 2018 estimate is statistically significant at the .05 level. Rounding may make the estimates appear identical. Definitions: Measures and terms are defined in Appendix A. Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2002-2018.

190417

Table 7.26A – Daily or Almost Daily Use of Specific Substances in Past Month among all Persons Aged 12 or Older and among Past Month Users of Specific Substances Aged 12 or Older: Numbers in Thousands, 2002-2018
Substance	2002	2003	2004	2005	2006	2007	2008	2009	2010	2011	2012	2013	2014	2015	2016	2017	2018
DAILY/ALMOST DAILY USE IN PAST MONTH AMONG TOTAL POPULATION
Marijuana	4,756^a	4,894^a	4,880^a	5,089^a	5,104^a	5,099^a	5,454^a	6,181^a	6,935^a	7,074^a	7,601^a	8,144^a	9,240^a	9,240^a	9,995^a	10,829^a	11,966
Cocaine	113	133	263^a	209	343^a	176	168	157	178	69	129	185	116	113	187	137	125
Crack	42	76	118	75	121	99	66	90	55	20	73	95	58	52	96	59	53
Heroin	98	57^a	78	46^a	188	81	93	48^a	79	183	180	145	178	141	220	203	132
Hallucinogens	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	32	15^a	32	48
Inhalants	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	26	31	34	42
Methamphetamine	--	--	--	--	--	--	--	--	--	--	--	--	--	246^a	249^a	308	398
Misuse of Pain Relievers¹	--	--	--	--	--	--	--	--	--	--	--	--	--	431	348	362	369
Misuse of Stimulants	--	--	--	--	--	--	--	--	--	--	--	--	--	89	91	122	76
Misuse of Tranquilizers	--	--	--	--	--	--	--	--	--	--	--	--	--	114	120	91	104
Misuse of Sedatives	--	--	--	--	--	--	--	--	--	--	--	--	--	29	39	39	*
Cigarettes²	38,738^a	37,989^a	37,343^a	38,131^a	38,331^a	36,901^a	36,788^a	35,834^a	34,718^a	34,488^a	34,936^a	33,247^a	32,471^a	30,190^a	29,701^a	27,787	27,328
Smokeless Tobacco	--	--	--	--	--	--	--	--	--	--	--	--	--	5,399	5,336	5,149	4,890
Cigars	1,339^a	1,732^a	1,648^a	1,623^a	1,868^a	1,699^a	1,874^a	1,972^a	2,147	1,811^a	2,153	1,898^a	1,725^a	2,259	2,401	2,337	2,410
Alcohol	19,745^a	19,053^a	19,487^a	20,200	19,893^a	20,051^a	21,173	21,896	20,357	20,632	21,544	21,262	22,593	21,422	20,962	21,852	21,678
Binge Alcohol³	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	2,856	2,666	2,918	2,911
DAILY/ALMOST DAILY USE IN PAST MONTH AMONG PAST MONTH USERS
Marijuana	4,756^a	4,894^a	4,880^a	5,089^a	5,104^a	5,099^a	5,454^a	6,181^a	6,935^a	7,074^a	7,601^a	8,144^a	9,240^a	9,240^a	9,995^a	10,829^a	11,966
Cocaine	113	133	263^a	209	343^a	176	168	157	178	69	129	185	116	113	187	137	125
Crack	42	*	*	*	*	*	*	*	*	*	*	*	*	*	*	*	*
Heroin	*	*	*	*	*	*	*	*	*	*	*	*	178	*	*	203	*
Hallucinogens	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	32	15^a	32	48
Inhalants	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	26	31	34	42
Methamphetamine	--	--	--	--	--	--	--	--	--	--	--	--	--	246^a	249^a	308	398
Misuse of Pain Relievers¹	--	--	--	--	--	--	--	--	--	--	--	--	--	431	348	362	369
Misuse of Stimulants	--	--	--	--	--	--	--	--	--	--	--	--	--	89	91	122	76
Misuse of Tranquilizers	--	--	--	--	--	--	--	--	--	--	--	--	--	114	120	91	104
Misuse of Sedatives	--	--	--	--	--	--	--	--	--	--	--	--	--	*	*	*	*
Cigarettes²	38,738^a	37,989^a	37,343^a	38,131^a	38,331^a	36,901^a	36,788^a	35,834^a	34,718^a	34,488^a	34,936^a	33,247^a	32,471^a	30,190^a	29,701^a	27,787	27,328
Smokeless Tobacco	--	--	--	--	--	--	--	--	--	--	--	--	--	5,399	5,336	5,149	4,890
Cigars	1,339^a	1,732^a	1,648^a	1,623^a	1,868^a	1,699^a	1,874^a	1,972^a	2,147	1,811^a	2,153	1,898^a	1,725^a	2,259	2,401	2,337	2,410
Alcohol	19,745^a	19,053^a	19,487^a	20,200	19,893^a	20,051^a	21,173	21,896	20,357	20,632	21,544	21,262	22,593	21,422	20,962	21,852	21,678
Binge Alcohol³	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	2,856	2,666	2,918	2,911
SMOKED 1+ PACKS OF CIGARETTES PER DAY AMONG DAILY CIGARETTE USERS⁴	20,520^a	20,284^a	20,160^a	19,573^a	19,394^a	18,752^a	18,066^a	16,433^a	15,619^a	15,093^a	14,650^a	13,721^a	13,058^a	12,380^a	12,184^a	11,414	10,799
* = low precision; -- = not available; da = does not apply; nc = not comparable due to methodological changes; nr = not reported due to measurement issues. NOTE: Some 2006 to 2010 estimates may differ from previously published estimates due to updates (see Section 3.3.5 in Chapter 3 of the 2018 National Survey on Drug Use and Health: Methodological Summary and Definitions). ^a The difference between this estimate and the 2018 estimate is statistically significant at the .05 level. Rounding may make the estimates appear identical. ¹ Prescription psychotherapeutic subtypes were revised in 2016; one effect was the comparability of codeine products between 2015 and 2016. ² Includes only respondents who smoked cigarettes on each of the past 30 days. ³ Estimates of binge alcohol use include use by those who were heavy alcohol users. ⁴ Respondents with missing data for number of cigarettes smoked per day were excluded from the analysis. Definitions: Measures and terms are defined in Appendix A. Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2002-2018.

190417

Table 7.26B – Daily or Almost Daily Use of Specific Substances in Past Month among all Persons Aged 12 or Older and among Past Month Users of Specific Substances Aged 12 or Older: Percentages, 2002-2018
Substance	2002	2003	2004	2005	2006	2007	2008	2009	2010	2011	2012	2013	2014	2015	2016	2017	2018
DAILY/ALMOST DAILY USE IN PAST MONTH AMONG TOTAL POPULATION
Marijuana	2.0^a	2.1^a	2.0^a	2.1^a	2.1^a	2.1^a	2.2^a	2.5^a	2.7^a	2.7^a	2.9^a	3.1^a	3.5^a	3.5^a	3.7^a	4.0^a	4.4
Cocaine	0.0	0.1	0.1^a	0.1	0.1^a	0.1	0.1	0.1	0.1	0.0	0.0	0.1	0.0	0.0	0.1	0.1	0.0
Crack	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0
Heroin	0.0	0.0	0.0	0.0^a	0.1	0.0	0.0	0.0^a	0.0	0.1	0.1	0.1	0.1	0.1	0.1	0.1	0.0
Hallucinogens	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	0.0	0.0^a	0.0	0.0
Inhalants	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	0.0	0.0	0.0	0.0
Methamphetamine	--	--	--	--	--	--	--	--	--	--	--	--	--	0.1^a	0.1	0.1	0.1
Misuse of Pain Relievers¹	--	--	--	--	--	--	--	--	--	--	--	--	--	0.2	0.1	0.1	0.1
Misuse of Stimulants	--	--	--	--	--	--	--	--	--	--	--	--	--	0.0	0.0	0.0	0.0
Misuse of Tranquilizers	--	--	--	--	--	--	--	--	--	--	--	--	--	0.0	0.0	0.0	0.0
Misuse of Sedatives	--	--	--	--	--	--	--	--	--	--	--	--	--	0.0	0.0	0.0	*
Cigarettes²	16.5^a	16.0^a	15.5^a	15.7^a	15.6^a	14.9^a	14.7^a	14.2^a	13.7^a	13.4^a	13.4^a	12.7^a	12.2^a	11.3^a	11.0^a	10.2	10.0
Smokeless Tobacco	--	--	--	--	--	--	--	--	--	--	--	--	--	2.0^a	2.0	1.9	1.8
Cigars	0.6^a	0.7	0.7^a	0.7^a	0.8	0.7^a	0.7	0.8	0.8	0.7^a	0.8	0.7	0.7^a	0.8	0.9	0.9	0.9
Alcohol	8.4	8.0	8.1	8.3	8.1	8.1	8.5	8.7^a	8.0	8.0	8.3	8.1	8.5^a	8.0	7.8	8.0	7.9
Binge Alcohol³	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	1.1	1.0	1.1	1.1
DAILY/ALMOST DAILY USE IN PAST MONTH AMONG PAST MONTH USERS
Marijuana	32.6^a	33.4^a	33.5^a	34.8^a	34.4^a	35.2^a	35.7^a	36.7^a	39.8^a	39.1^a	40.3^a	41.1	41.6	41.6	41.7	41.7	43.3
Cocaine	5.6	5.8	13.0^a	8.7	14.2^a	8.5	9.0	9.6	12.1	5.1	7.8	11.9	7.6	6.0	10.0	6.3	6.4
Crack	7.4	*	*	*	*	*	*	*	*	*	*	*	*	*	*	*	*
Heroin	*	*	*	*	*	*	*	*	*	*	*	*	40.9	*	*	41.1	*
Hallucinogens	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	2.6	1.1	2.2	3.0
Inhalants	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	4.9	5.2	6.1	6.9
Methamphetamine	--	--	--	--	--	--	--	--	--	--	--	--	--	27.4^a	37.3	39.7	39.8
Misuse of Pain Relievers¹	--	--	--	--	--	--	--	--	--	--	--	--	--	11.4	10.4	11.2	12.9
Misuse of Stimulants	--	--	--	--	--	--	--	--	--	--	--	--	--	5.4	5.2	6.6	4.5
Misuse of Tranquilizers	--	--	--	--	--	--	--	--	--	--	--	--	--	6.1	6.2	5.3	6.4
Misuse of Sedatives	--	--	--	--	--	--	--	--	--	--	--	--	--	*	*	*	*
Cigarettes²	63.4^a	62.9^a	62.3^a	63.0^a	62.3^a	61.3^a	61.5^a	61.0^a	59.5	60.7^a	60.7^a	59.6	58.8	58.1	57.9	57.1	58.2
Smokeless Tobacco	--	--	--	--	--	--	--	--	--	--	--	--	--	60.0	60.9	60.0	61.3
Cigars	10.5^a	13.5^a	12.0^a	11.9^a	13.6^a	12.8^a	14.2^a	14.8^a	16.2^a	14.1^a	16.0^a	15.3^a	14.4^a	18.1	19.6	18.6	19.7
Alcohol	16.5	16.0	16.1	16.0	15.9	15.8	16.4	16.8^a	15.5	15.5	15.9	15.5	16.2	15.5	15.3	15.5	15.5
Binge Alcohol³	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	4.3	4.1	4.4	4.3
SMOKED 1+ PACKS OF CIGARETTES PER DAY AMONG DAILY CIGARETTE USERS⁴	53.1^a	53.5^a	54.0^a	51.4^a	50.6^a	50.9^a	49.2^a	45.9^a	45.1^a	43.8^a	42.0	41.3	40.3	41.1	41.1	41.2	39.6
* = low precision; -- = not available; da = does not apply; nc = not comparable due to methodological changes; nr = not reported due to measurement issues. NOTE: Some 2006 to 2010 estimates may differ from previously published estimates due to updates (see Section 3.3.5 in Chapter 3 of the 2018 National Survey on Drug Use and Health: Methodological Summary and Definitions). ^a The difference between this estimate and the 2018 estimate is statistically significant at the .05 level. Rounding may make the estimates appear identical. ¹ Prescription psychotherapeutic subtypes were revised in 2016; one effect was the comparability of codeine products between 2015 and 2016. ² Includes only respondents who smoked cigarettes on each of the past 30 days. ³ Estimates of binge alcohol use include use by those who were heavy alcohol users. ⁴ Respondents with missing data for number of cigarettes smoked per day were excluded from the analysis. Definitions: Measures and terms are defined in Appendix A. Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2002-2018.

190417

Table 7.27A – Daily or Almost Daily Use of Specific Substances in Past Month among all Persons Aged 12 to 17 and among Past Month Users of Specific Substances Aged 12 to 17: Numbers in Thousands, 2002-2018
Substance	2002	2003	2004	2005	2006	2007	2008	2009	2010	2011	2012	2013	2014	2015	2016	2017	2018
DAILY/ALMOST DAILY USE IN PAST MONTH AMONG TOTAL POPULATION
Marijuana	603^a	482^a	536^a	400	434	427	421	452^a	439	466^a	425	451^a	400	421	367	405	367
Cocaine	7	8	11	10	*	10	11^a	6	2	*	2	*	8	2	3	*	2
Crack	6	6	3	*	*	4	*	2	*	*	*	*	*	*	*	*	*
Heroin	4	3	6	*	*	*	2	2	*	12	*	*	5	*	*	*	4
Hallucinogens	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	2	3	2	3
Inhalants	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	6	12	10	4
Methamphetamine	--	--	--	--	--	--	--	--	--	--	--	--	--	*	2	5	4
Misuse of Pain Relievers¹	--	--	--	--	--	--	--	--	--	--	--	--	--	7	8	10	*
Misuse of Stimulants	--	--	--	--	--	--	--	--	--	--	--	--	--	5	8	6	*
Misuse of Tranquilizers	--	--	--	--	--	--	--	--	--	--	--	--	--	12	6	7	10
Misuse of Sedatives	--	--	--	--	--	--	--	--	--	--	--	--	--	*	*	*	*
Cigarettes²	1,021^a	904^a	828^a	704^a	701^a	659^a	510^a	511^a	459^a	440^a	360^a	271^a	292^a	208^a	129	96	99
Smokeless Tobacco	--	--	--	--	--	--	--	--	--	--	--	--	--	114	112	86	79
Cigars	78^a	59	76^a	57	58	44	52	62^a	48	45	31	27	36	32	49	36	35
Alcohol	165^a	137^a	163^a	136^a	104^a	121^a	83^a	108^a	87^a	77^a	69^a	55^a	55^a	55^a	34	37	27
Binge Alcohol³	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	12	5	14	12
DAILY/ALMOST DAILY USE IN PAST MONTH AMONG PAST MONTH USERS
Marijuana	603^a	482^a	536^a	400	434	427	421	452^a	439	466^a	425	451^a	400	421	367	405	367
Cocaine	7	8	*	10	1	*	*	*	*	*	*	*	*	*	*	*	*
Crack	*	*	*	*	*	*	*	*	*	*	*	*	*	*	*	*	*
Heroin	*	*	*	*	*	*	*	*	*	*	*	*	*	*	*	*	*
Hallucinogens	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	*	*	*	*
Inhalants	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	*	*	*	4
Methamphetamine	--	--	--	--	--	--	--	--	--	--	--	--	--	*	*	*	*
Misuse of Pain Relievers¹	--	--	--	--	--	--	--	--	--	--	--	--	--	7	8^a	10^a	1
Misuse of Stimulants	--	--	--	--	--	--	--	--	--	--	--	--	--	*	*	*	*
Misuse of Tranquilizers	--	--	--	--	--	--	--	--	--	--	--	--	--	*	*	*	*
Misuse of Sedatives	--	--	--	--	--	--	--	--	--	--	--	--	--	*	*	*	*
Cigarettes²	1,021^a	904^a	828^a	704^a	701^a	659^a	510^a	511^a	459^a	440^a	360^a	271^a	292^a	208^a	129	96	99
Smokeless Tobacco	--	--	--	--	--	--	--	--	--	--	--	--	--	114	112	86	79
Cigars	78^a	59	76^a	57	58	44	52	62^a	48	45	31	27	36	32	49	36	35
Alcohol	165^a	137^a	163^a	136^a	104^a	121^a	83^a	108^a	87^a	77^a	69^a	55^a	55^a	55^a	34	37	27
Binge Alcohol³	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	12	5	14	12
SMOKED 1+ PACKS OF CIGARETTES PER DAY AMONG DAILY CIGARETTE USERS⁴	221	199	160	142	125	123	93	91	76	65	38	32	35	16	*	*	*
* = low precision; -- = not available; da = does not apply; nc = not comparable due to methodological changes; nr = not reported due to measurement issues. NOTE: Some 2006 to 2010 estimates may differ from previously published estimates due to updates (see Section 3.3.5 in Chapter 3 of the 2018 National Survey on Drug Use and Health: Methodological Summary and Definitions). ^a The difference between this estimate and the 2018 estimate is statistically significant at the .05 level. Rounding may make the estimates appear identical. ¹ Prescription psychotherapeutic subtypes were revised in 2016; one effect was the comparability of codeine products between 2015 and 2016. ² Includes only respondents who smoked cigarettes on each of the past 30 days. ³ Estimates of binge alcohol use include use by those who were heavy alcohol users. ⁴ Respondents with missing data for number of cigarettes smoked per day were excluded from the analysis. Definitions: Measures and terms are defined in Appendix A. Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2002-2018.

190417

Table 7.27B – Daily or Almost Daily Use of Specific Substances in Past Month among all Persons Aged 12 to 17 and among Past Month Users of Specific Substances Aged 12 to 17: Percentages, 2002-2018
Substance	2002	2003	2004	2005	2006	2007	2008	2009	2010	2011	2012	2013	2014	2015	2016	2017	2018
DAILY/ALMOST DAILY USE IN PAST MONTH AMONG TOTAL POPULATION
Marijuana	2.4^a	1.9^a	2.1^a	1.6	1.7	1.7	1.7	1.8^a	1.8^a	1.9^a	1.7	1.8^a	1.6	1.7	1.5	1.6	1.5
Cocaine	0.0	0.0	0.0	0.0	*	0.0	0.0^a	0.0	0.0	*	0.0	*	0.0	0.0	0.0	*	0.0
Crack	0.0	0.0	0.0	*	*	0.0	*	0.0	*	*	*	*	*	*	*	*	*
Heroin	0.0	0.0	0.0	*	*	*	0.0	0.0	*	0.0	*	*	0.0	*	*	*	0.0
Hallucinogens	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	0.0	0.0	0.0	0.0
Inhalants	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	0.0	0.0	0.0	0.0
Methamphetamine	--	--	--	--	--	--	--	--	--	--	--	--	--	*	0.0	0.0	0.0
Misuse of Pain Relievers¹	--	--	--	--	--	--	--	--	--	--	--	--	--	0.0	0.0	0.0	*
Misuse of Stimulants	--	--	--	--	--	--	--	--	--	--	--	--	--	0.0	0.0	0.0	*
Misuse of Tranquilizers	--	--	--	--	--	--	--	--	--	--	--	--	--	0.0	0.0	0.0	0.0
Misuse of Sedatives	--	--	--	--	--	--	--	--	--	--	--	--	--	*	*	*	*
Cigarettes²	4.1^a	3.6^a	3.3^a	2.8^a	2.8^a	2.6^a	2.0^a	2.1^a	1.9^a	1.8^a	1.4^a	1.1^a	1.2^a	0.8^a	0.5	0.4	0.4
Smokeless Tobacco	--	--	--	--	--	--	--	--	--	--	--	--	--	0.5	0.5	0.3	0.3
Cigars	0.3^a	0.2	0.3^a	0.2	0.2	0.2	0.2	0.3^a	0.2	0.2	0.1	0.1	0.1	0.1	0.2	0.1	0.1
Alcohol	0.7^a	0.5^a	0.6^a	0.5^a	0.4^a	0.5^a	0.3^a	0.4^a	0.4^a	0.3^a	0.3^a	0.2^a	0.2^a	0.2^a	0.1	0.1	0.1
Binge Alcohol³	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	0.0	0.0	0.1	0.0
DAILY/ALMOST DAILY USE IN PAST MONTH AMONG PAST MONTH USERS
Marijuana	29.8^a	24.4	28.1^a	23.1	25.6	25.2	25.3	24.9	24.4	23.7	23.6	25.6	21.8	24.0	22.8	25.1	22.1
Cocaine	4.6	5.3	*	6.9	0.9	*	*	*	*	*	*	*	*	*	*	*	*
Crack	*	*	*	*	*	*	*	*	*	*	*	*	*	*	*	*	*
Heroin	*	*	*	*	*	*	*	*	*	*	*	*	*	*	*	*	*
Hallucinogens	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	*	*	*	*
Inhalants	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	*	*	*	2.3
Methamphetamine	--	--	--	--	--	--	--	--	--	--	--	--	--	*	*	*	*
Misuse of Pain Relievers¹	--	--	--	--	--	--	--	--	--	--	--	--	--	2.7	3.2	4.4^a	0.6
Misuse of Stimulants	--	--	--	--	--	--	--	--	--	--	--	--	--	*	*	*	*
Misuse of Tranquilizers	--	--	--	--	--	--	--	--	--	--	--	--	--	*	*	*	*
Misuse of Sedatives	--	--	--	--	--	--	--	--	--	--	--	--	--	*	*	*	*
Cigarettes²	31.8^a	29.7^a	27.6^a	25.8^a	26.5^a	26.4^a	22.3^a	23.0^a	22.5^a	22.7^a	22.0^a	19.4	24.1^a	20.0	15.0	12.2	14.7
Smokeless Tobacco	--	--	--	--	--	--	--	--	--	--	--	--	--	31.0	31.8	25.6	28.4
Cigars	7.0	5.3	6.3	5.4	5.6	4.1^a	5.5	6.3	6.1	5.3	4.8	4.8	6.9	6.3	10.9	7.5	8.5
Alcohol	3.8^a	3.1^a	3.7^a	3.3^a	2.5^a	3.0^a	2.3^a	3.0^a	2.6^a	2.3^a	2.2^a	1.9	1.9	2.3	1.5	1.5	1.2
Binge Alcohol³	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	0.8	0.4	1.1	1.0
SMOKED 1+ PACKS OF CIGARETTES PER DAY AMONG DAILY CIGARETTE USERS⁴	21.8	22.0	19.4	20.1	17.9	18.7	18.4	17.9	16.7	14.8	10.8	11.9	11.9	7.8	*	*	*
* = low precision; -- = not available; da = does not apply; nc = not comparable due to methodological changes; nr = not reported due to measurement issues. NOTE: Some 2006 to 2010 estimates may differ from previously published estimates due to updates (see Section 3.3.5 in Chapter 3 of the 2018 National Survey on Drug Use and Health: Methodological Summary and Definitions). ^a The difference between this estimate and the 2018 estimate is statistically significant at the .05 level. Rounding may make the estimates appear identical. ¹ Prescription psychotherapeutic subtypes were revised in 2016; one effect was the comparability of codeine products between 2015 and 2016. ² Includes only respondents who smoked cigarettes on each of the past 30 days. ³ Estimates of binge alcohol use include use by those who were heavy alcohol users. ⁴ Respondents with missing data for number of cigarettes smoked per day were excluded from the analysis. Definitions: Measures and terms are defined in Appendix A. Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2002-2018.

190417

Table 7.28A – Daily or Almost Daily Use of Specific Substances in Past Month among all Persons Aged 18 or Older and among Past Month Users of Specific Substances Aged 18 or Older: Numbers in Thousands, 2002-2018
Substance	2002	2003	2004	2005	2006	2007	2008	2009	2010	2011	2012	2013	2014	2015	2016	2017	2018
DAILY/ALMOST DAILY USE IN PAST MONTH AMONG TOTAL POPULATION
Marijuana	4,153^a	4,412^a	4,344^a	4,689^a	4,670^a	4,672^a	5,033^a	5,729^a	6,496^a	6,608^a	7,176^a	7,693^a	8,840^a	8,820^a	9,628^a	10,424^a	11,599
Cocaine	106	124	251^a	200	342^a	166	157	151	176	69	127	184	108	111	184	137	123
Crack	36	70	114	75	120	95	66	88	55	20	73	94	57	52	96	59	53
Heroin	94	54^a	72	46^a	187	80	91	46^a	79	172	180	144	173	141	219	203	128
Hallucinogens	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	30	*	30	45
Inhalants	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	20	20	23	38
Methamphetamine	--	--	--	--	--	--	--	--	--	--	--	--	--	246^a	247^a	302	394
Misuse of Pain Relievers¹	--	--	--	--	--	--	--	--	--	--	--	--	--	423	341	352	368
Misuse of Stimulants	--	--	--	--	--	--	--	--	--	--	--	--	--	84	83	116	75
Misuse of Tranquilizers	--	--	--	--	--	--	--	--	--	--	--	--	--	102	114	85	94
Misuse of Sedatives	--	--	--	--	--	--	--	--	--	--	--	--	--	29	39	39	*
Cigarettes²	37,717^a	37,085^a	36,516^a	37,428^a	37,631^a	36,242^a	36,278^a	35,323^a	34,259^a	34,049^a	34,577^a	32,976^a	32,179^a	29,982^a	29,573^a	27,691	27,229
Smokeless Tobacco	--	--	--	--	--	--	--	--	--	--	--	--	--	5,285	5,224	5,063	4,811
Cigars	1,260^a	1,672^a	1,572^a	1,566^a	1,810^a	1,655^a	1,821^a	1,910^a	2,098	1,765^a	2,121	1,870^a	1,689^a	2,226	2,352	2,301	2,376
Alcohol	19,580^a	18,916^a	19,324^a	20,063^a	19,789^a	19,930^a	21,089	21,788	20,270	20,555	21,475	21,207	22,538	21,367	20,927	21,815	21,651
Binge Alcohol³	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	2,844	2,662	2,904	2,899
DAILY/ALMOST DAILY USE IN PAST MONTH AMONG PAST MONTH USERS
Marijuana	4,153^a	4,412^a	4,344^a	4,689^a	4,670^a	4,672^a	5,033^a	5,729^a	6,496^a	6,608^a	7,176^a	7,693^a	8,840^a	8,820^a	9,628^a	10,424^a	11,599
Cocaine	106	124	251^a	200	342^a	166	157	151	176	69	127	184	108	111	184	137	123
Crack	36	*	*	*	*	*	*	*	*	*	*	*	*	*	*	*	*
Heroin	*	*	*	*	*	*	*	*	*	*	*	*	*	*	*	203	*
Hallucinogens	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	30	12^a	30	45
Inhalants	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	*	20	23	*
Methamphetamine	--	--	--	--	--	--	--	--	--	--	--	--	--	246^a	*	302	394
Misuse of Pain Relievers¹	--	--	--	--	--	--	--	--	--	--	--	--	--	423	341	352	368
Misuse of Stimulants	--	--	--	--	--	--	--	--	--	--	--	--	--	84	83	116	75
Misuse of Tranquilizers	--	--	--	--	--	--	--	--	--	--	--	--	--	102	114	85	94
Misuse of Sedatives	--	--	--	--	--	--	--	--	--	--	--	--	--	*	*	*	*
Cigarettes²	37,717^a	37,085^a	36,516^a	37,428^a	37,631^a	36,242^a	36,278^a	35,323^a	34,259^a	34,049^a	34,577^a	32,976^a	32,179^a	29,982^a	29,573^a	27,691	27,229
Smokeless Tobacco	--	--	--	--	--	--	--	--	--	--	--	--	--	5,285	5,224	5,063	4,811
Cigars	1,260^a	1,672^a	1,572^a	1,566^a	1,810^a	1,655^a	1,821^a	1,910^a	2,098	1,765^a	2,121	1,870^a	1,689^a	2,226	2,352	2,301	2,376
Alcohol	19,580^a	18,916^a	19,324^a	20,063	19,789^a	19,930^a	21,089	21,788	20,270	20,555	21,475	21,207	22,538	21,367	20,927	21,815	21,651
Binge Alcohol³	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	2,844	2,662	2,904	2,899
SMOKED 1+ PACKS OF CIGARETTES PER DAY AMONG DAILY CIGARETTE USERS⁴	20,299^a	20,085^a	20,000^a	19,431^a	19,269^a	18,630^a	17,973^a	16,342^a	15,543^a	15,029^a	14,612^a	13,689^a	13,024^a	12,364^a	12,171^a	11,402	10,790
* = low precision; -- = not available; da = does not apply; nc = not comparable due to methodological changes; nr = not reported due to measurement issues. NOTE: Some 2006 to 2010 estimates may differ from previously published estimates due to updates (see Section 3.3.5 in Chapter 3 of the 2018 National Survey on Drug Use and Health: Methodological Summary and Definitions). ^a The difference between this estimate and the 2018 estimate is statistically significant at the .05 level. Rounding may make the estimates appear identical. ¹ Prescription psychotherapeutic subtypes were revised in 2016; one effect was the comparability of codeine products between 2015 and 2016. ² Includes only respondents who smoked cigarettes on each of the past 30 days. ³ Estimates of binge alcohol use include use by those who were heavy alcohol users. ⁴ Respondents with missing data for number of cigarettes smoked per day were excluded from the analysis. Definitions: Measures and terms are defined in Appendix A. Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2002-2018.

190417

Table 7.28B – Daily or Almost Daily Use of Specific Substances in Past Month among all Persons Aged 18 or Older and among Past Month Users of Specific Substances Aged 18 or Older: Percentages, 2002-2018
Substance	2002	2003	2004	2005	2006	2007	2008	2009	2010	2011	2012	2013	2014	2015	2016	2017	2018
DAILY/ALMOST DAILY USE IN PAST MONTH AMONG TOTAL POPULATION
Marijuana	2.0^a	2.1^a	2.0^a	2.2^a	2.1^a	2.1^a	2.2^a	2.5^a	2.8^a	2.8^a	3.1^a	3.2^a	3.7^a	3.6^a	3.9^a	4.2^a	4.7
Cocaine	0.1	0.1	0.1^a	0.1	0.2^a	0.1	0.1	0.1	0.1	0.0	0.1	0.1	0.0	0.0	0.1	0.1	0.0
Crack	0.0	0.0	0.1	0.0	0.1	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0
Heroin	0.0	0.0	0.0	0.0^a	0.1	0.0	0.0	0.0^a	0.0	0.1	0.1	0.1	0.1	0.1	0.1	0.1	0.1
Hallucinogens	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	0.0	*	0.0	0.0
Inhalants	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	0.0	0.0	0.0	0.0
Methamphetamine	--	--	--	--	--	--	--	--	--	--	--	--	--	0.1	0.1	0.1	0.2
Misuse of Pain Relievers¹	--	--	--	--	--	--	--	--	--	--	--	--	--	0.2	0.1	0.1	0.1
Misuse of Stimulants	--	--	--	--	--	--	--	--	--	--	--	--	--	0.0	0.0	0.0	0.0
Misuse of Tranquilizers	--	--	--	--	--	--	--	--	--	--	--	--	--	0.0	0.0	0.0	0.0
Misuse of Sedatives	--	--	--	--	--	--	--	--	--	--	--	--	--	0.0	0.0	0.0	*
Cigarettes²	17.9^a	17.4^a	17.0^a	17.2^a	17.1^a	16.3^a	16.1^a	15.5^a	14.9^a	14.6^a	14.7^a	13.9^a	13.4^a	12.3^a	12.1^a	11.2	10.9
Smokeless Tobacco	--	--	--	--	--	--	--	--	--	--	--	--	--	2.2^a	2.1	2.0	1.9
Cigars	0.6^a	0.8	0.7^a	0.7^a	0.8	0.7^a	0.8	0.8	0.9	0.8^a	0.9	0.8	0.7^a	0.9	1.0	0.9	1.0
Alcohol	9.3	8.9	9.0	9.2	9.0	9.0	9.4^a	9.6^a	8.8	8.8	9.1	8.9	9.4^a	8.8	8.6	8.8	8.7
Binge Alcohol³	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	1.2	1.1	1.2	1.2
DAILY/ALMOST DAILY USE IN PAST MONTH AMONG PAST MONTH USERS
Marijuana	33.1^a	34.8^a	34.3^a	36.4^a	35.5^a	36.6^a	37.0^a	38.2^a	41.6	41.0^a	42.1	42.6	43.4	43.1	43.0	42.7	44.6
Cocaine	5.7	5.9	13.3^a	8.8	14.8^a	8.4	8.9	9.6	12.5	5.3	7.8	12.2	7.3	6.1	10.0	6.4	6.4
Crack	6.7	*	*	*	*	*	*	*	*	*	*	*	*	*	*	*	*
Heroin	*	*	*	*	*	*	*	*	*	*	*	*	*	*	*	41.3	*
Hallucinogens	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	2.7	0.9	2.3	3.0
Inhalants	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	*	4.4	5.8	*
Methamphetamine	--	--	--	--	--	--	--	--	--	--	--	--	--	27.8	*	39.9	40.1
Misuse of Pain Relievers¹	--	--	--	--	--	--	--	--	--	--	--	--	--	12.1	11.0	11.6	13.7
Misuse of Stimulants	--	--	--	--	--	--	--	--	--	--	--	--	--	5.5	5.1	6.8	4.9
Misuse of Tranquilizers	--	--	--	--	--	--	--	--	--	--	--	--	--	6.0	6.2	5.3	6.0
Misuse of Sedatives	--	--	--	--	--	--	--	--	--	--	--	--	--	*	*	*	*
Cigarettes²	65.1^a	64.6^a	64.2^a	64.8^a	63.9^a	62.8^a	63.0^a	62.5^a	60.9^a	62.0^a	61.9^a	60.6	59.6	58.9	58.6	57.8	58.8
Smokeless Tobacco	--	--	--	--	--	--	--	--	--	--	--	--	--	61.3	62.1	61.4	62.5
Cigars	10.8^a	14.3^a	12.6^a	12.4^a	14.3^a	13.5^a	14.8^a	15.5^a	16.8^a	14.7^a	16.6^a	15.8^a	14.8^a	18.6	19.9	19.1	20.1
Alcohol	17.0^a	16.5	16.6	16.5	16.3	16.2	16.8^a	17.2^a	15.8	15.8	16.2	15.8	16.5	15.7	15.6	15.8	15.7
Binge Alcohol³	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	4.4	4.2	4.4	4.4
SMOKED 1+ PACKS OF CIGARETTES PER DAY AMONG DAILY CIGARETTE USERS⁴	54.0^a	54.3^a	54.8^a	52.0^a	51.2^a	51.5^a	49.6^a	46.4^a	45.4^a	44.1^a	42.3	41.5	40.6	41.3	41.2	41.3	39.7
* = low precision; -- = not available; da = does not apply; nc = not comparable due to methodological changes; nr = not reported due to measurement issues. NOTE: Some 2006 to 2010 estimates may differ from previously published estimates due to updates (see Section 3.3.5 in Chapter 3 of the 2018 National Survey on Drug Use and Health: Methodological Summary and Definitions). ^a The difference between this estimate and the 2018 estimate is statistically significant at the .05 level. Rounding may make the estimates appear identical. ¹ Prescription psychotherapeutic subtypes were revised in 2016; one effect was the comparability of codeine products between 2015 and 2016. ² Includes only respondents who smoked cigarettes on each of the past 30 days. ³ Estimates of binge alcohol use include use by those who were heavy alcohol users. ⁴ Respondents with missing data for number of cigarettes smoked per day were excluded from the analysis. Definitions: Measures and terms are defined in Appendix A. Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2002-2018.

190417

Table 7.29A – Daily or Almost Daily Use of Specific Substances in Past Month among all Persons Aged 18 to 25 and among Past Month Users of Specific Substances Aged 18 to 25: Numbers in Thousands, 2002-2018
Substance	2002	2003	2004	2005	2006	2007	2008	2009	2010	2011	2012	2013	2014	2015	2016	2017	2018
DAILY/ALMOST DAILY USE IN PAST MONTH AMONG TOTAL POPULATION
Marijuana	1,997^a	2,079^a	1,995^a	2,096^a	2,133^a	2,071^a	2,178^a	2,476^a	2,658^a	2,676^a	2,882^a	2,817^a	3,020	3,076	3,056	3,367	3,190
Cocaine	23	29	49^a	25	44^a	23	26	30	15	10	20	8	8	19	16	16	14
Crack	5	4	11	*	13	16	5	20	8	*	4	*	3	4	*	6	3
Heroin	10	9	8	26	9	18	24	14	29	54	52	48	33	41	40	55	25
Hallucinogens	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	13	3	9	7
Inhalants	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	*	6	13	7
Methamphetamine	--	--	--	--	--	--	--	--	--	--	--	--	--	34	20	38	34
Misuse of Pain Relievers¹	--	--	--	--	--	--	--	--	--	--	--	--	--	67	34	66	36
Misuse of Stimulants	--	--	--	--	--	--	--	--	--	--	--	--	--	23	11	24	12
Misuse of Tranquilizers	--	--	--	--	--	--	--	--	--	--	--	--	--	30	20	22	19
Misuse of Sedatives	--	--	--	--	--	--	--	--	--	--	--	--	--	*	5	*	2
Cigarettes²	6,549^a	6,726^a	6,574^a	6,349^a	6,149^a	5,829^a	5,623^a	5,458^a	5,358^a	5,207^a	4,967^a	4,591^a	4,263^a	3,923^a	3,237^a	2,939^a	2,438
Smokeless Tobacco	--	--	--	--	--	--	--	--	--	--	--	--	--	923^a	883^a	761	673
Cigars	280^a	320^a	355	363	371	371	360	379	423	391	389	341	352	417	392	463	430
Alcohol	1,741^a	1,820^a	1,881^a	1,923^a	1,941^a	1,890^a	1,923^a	1,847^a	1,798^a	1,645^a	1,717^a	1,660^a	1,649^a	1,532	1,447	1,425	1,389
Binge Alcohol³	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	294	249	226	237
DAILY/ALMOST DAILY USE IN PAST MONTH AMONG PAST MONTH USERS
Marijuana	1,997^a	2,079^a	1,995^a	2,096^a	2,133^a	2,071^a	2,178^a	2,476^a	2,658^a	2,676^a	2,882	2,817^a	3,020	3,076	3,056	3,367	3,190
Cocaine	23	29	49^a	25	44^a	23	26	30	15	10	20	8	8	19	16	16	14
Crack	*	*	*	*	*	*	*	*	*	*	*	*	*	*	*	*	*
Heroin	*	*	*	*	*	*	*	*	*	*	*	*	*	*	*	*	*
Hallucinogens	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	13	3	9	7
Inhalants	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	*	*	*	*
Methamphetamine	--	--	--	--	--	--	--	--	--	--	--	--	--	*	*	*	*
Misuse of Pain Relievers¹	--	--	--	--	--	--	--	--	--	--	--	--	--	67	34	66	36
Misuse of Stimulants	--	--	--	--	--	--	--	--	--	--	--	--	--	23	11	24	12
Misuse of Tranquilizers	--	--	--	--	--	--	--	--	--	--	--	--	--	30	20	22	19
Misuse of Sedatives	--	--	--	--	--	--	--	--	--	--	--	--	--	*	*	*	*
Cigarettes²	6,549^a	6,726^a	6,574^a	6,349^a	6,149^a	5,829^a	5,623^a	5,458^a	5,358^a	5,207^a	4,967^a	4,591^a	4,263^a	3,923^a	3,237^a	2,939^a	2,438
Smokeless Tobacco	--	--	--	--	--	--	--	--	--	--	--	--	--	923^a	883^a	761	673
Cigars	280^a	320^a	355	363	371	371	360	379	423	391	389	341	352	417	392	463	430
Alcohol	1,741^a	1,820^a	1,881^a	1,923^a	1,941^a	1,890^a	1,923^a	1,847^a	1,798^a	1,645^a	1,717^a	1,660^a	1,649^a	1,532	1,447	1,425	1,389
Binge Alcohol³	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	294	249	226	237
SMOKED 1+ PACKS OF CIGARETTES PER DAY AMONG DAILY CIGARETTE USERS⁴	2,556^a	2,494^a	2,296^a	2,342^a	2,116^a	1,915^a	1,774^a	1,609^a	1,461^a	1,361^a	1,247^a	1,021^a	959^a	880^a	848^a	736^a	569
* = low precision; -- = not available; da = does not apply; nc = not comparable due to methodological changes; nr = not reported due to measurement issues. NOTE: Some 2006 to 2010 estimates may differ from previously published estimates due to updates (see Section 3.3.5 in Chapter 3 of the 2018 National Survey on Drug Use and Health: Methodological Summary and Definitions). ^a The difference between this estimate and the 2018 estimate is statistically significant at the .05 level. Rounding may make the estimates appear identical. ¹ Prescription psychotherapeutic subtypes were revised in 2016; one effect was the comparability of codeine products between 2015 and 2016. ² Includes only respondents who smoked cigarettes on each of the past 30 days. ³ Estimates of binge alcohol use include use by those who were heavy alcohol users. ⁴ Respondents with missing data for number of cigarettes smoked per day were excluded from the analysis. Definitions: Measures and terms are defined in Appendix A. Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2002-2018.

190417

Table 7.29B – Daily or Almost Daily Use of Specific Substances in Past Month among all Persons Aged 18 to 25 and among Past Month Users of Specific Substances Aged 18 to 25: Percentages, 2002-2018
Substance	2002	2003	2004	2005	2006	2007	2008	2009	2010	2011	2012	2013	2014	2015	2016	2017	2018
DAILY/ALMOST DAILY USE IN PAST MONTH AMONG TOTAL POPULATION
Marijuana	6.4^a	6.6^a	6.2^a	6.5^a	6.5^a	6.3^a	6.6^a	7.4^a	7.8^a	7.8^a	8.3^a	8.1^a	8.6	8.8	8.8	9.8	9.4
Cocaine	0.1	0.1	0.2^a	0.1	0.1^a	0.1	0.1	0.1	0.0	0.0	0.1	0.0	0.0	0.1	0.0	0.0	0.0
Crack	0.0	0.0	0.0	*	0.0	0.0	0.0	0.1	0.0	*	0.0	*	0.0	0.0	*	0.0	0.0
Heroin	0.0	0.0	0.0	0.1	0.0	0.1	0.1	0.0	0.1	0.2	0.1	0.1	0.1	0.1	0.1	0.2	0.1
Hallucinogens	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	0.0	0.0	0.0	0.0
Inhalants	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	*	0.0	0.0	0.0
Methamphetamine	--	--	--	--	--	--	--	--	--	--	--	--	--	0.1	0.1	0.1	0.1
Misuse of Pain Relievers¹	--	--	--	--	--	--	--	--	--	--	--	--	--	0.2	0.1	0.2	0.1
Misuse of Stimulants	--	--	--	--	--	--	--	--	--	--	--	--	--	0.1	0.0	0.1	0.0
Misuse of Tranquilizers	--	--	--	--	--	--	--	--	--	--	--	--	--	0.1	0.1	0.1	0.1
Misuse of Sedatives	--	--	--	--	--	--	--	--	--	--	--	--	--	*	0.0	*	0.0
Cigarettes²	21.1^a	21.2^a	20.4^a	19.5^a	18.8^a	17.8^a	17.1^a	16.3^a	15.7^a	15.2^a	14.4^a	13.2^a	12.2^a	11.2^a	9.4^a	8.6^a	7.2
Smokeless Tobacco	--	--	--	--	--	--	--	--	--	--	--	--	--	2.6^a	2.6^a	2.2	2.0
Cigars	0.9^a	1.0	1.1	1.1	1.1	1.1	1.1	1.1	1.2	1.1	1.1	1.0^a	1.0	1.2	1.1	1.4	1.3
Alcohol	5.6^a	5.7^a	5.8^a	5.9^a	5.9^a	5.8^a	5.8^a	5.5^a	5.3^a	4.8^a	5.0^a	4.8^a	4.7^a	4.4	4.2	4.2	4.1
Binge Alcohol³	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	0.8	0.7	0.7	0.7
DAILY/ALMOST DAILY USE IN PAST MONTH AMONG PAST MONTH USERS
Marijuana	37.2^a	38.5^a	38.4^a	38.9^a	40.0	38.4^a	39.9	40.4	42.1	41.0	44.4	42.5	44.2	44.4	42.5	44.3	42.4
Cocaine	3.6	4.1	7.0^a	3.0	6.0	4.0	5.1	6.4	3.1	2.0	5.0	2.1	1.7	3.2	3.0	2.4	2.6
Crack	*	*	*	*	*	*	*	*	*	*	*	*	*	*	*	*	*
Heroin	*	*	*	*	*	*	*	*	*	*	*	*	*	*	*	*	*
Hallucinogens	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	2.1	0.4	1.6	1.2
Inhalants	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	*	*	*	*
Methamphetamine	--	--	--	--	--	--	--	--	--	--	--	--	--	*	*	*	*
Misuse of Pain Relievers¹	--	--	--	--	--	--	--	--	--	--	--	--	--	8.1	5.4	10.4	7.5
Misuse of Stimulants	--	--	--	--	--	--	--	--	--	--	--	--	--	3.0	1.5	3.3	2.1
Misuse of Tranquilizers	--	--	--	--	--	--	--	--	--	--	--	--	--	5.2	3.7	4.0	4.9
Misuse of Sedatives	--	--	--	--	--	--	--	--	--	--	--	--	--	*	*	*	*
Cigarettes²	51.8^a	52.7^a	51.6^a	50.1^a	48.8^a	49.2^a	47.8^a	45.3^a	45.8^a	45.3^a	45.1^a	43.1^a	43.0^a	42.0^a	39.9	38.4	37.4
Smokeless Tobacco	--	--	--	--	--	--	--	--	--	--	--	--	--	48.7	48.9	46.7	45.0
Cigars	8.2^a	8.8^a	8.7^a	9.3^a	9.3^a	9.5^a	9.6^a	9.8^a	11.0^a	10.5^a	10.5^a	9.8^a	10.4^a	13.4	12.8	14.8	14.7
Alcohol	9.3^a	9.4^a	9.7^a	9.7^a	9.6^a	9.4^a	9.6^a	8.9^a	8.6^a	7.9	8.2	8.0	7.9	7.5	7.3	7.4	7.4
Binge Alcohol³	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	2.2	1.9	1.8	2.0
SMOKED 1+ PACKS OF CIGARETTES PER DAY AMONG DAILY CIGARETTE USERS⁴	39.1^a	37.1^a	34.9^a	36.9^a	34.4^a	32.9^a	31.6^a	29.5^a	27.3^a	26.1	25.1	22.3	22.5	22.5	26.2	25.0	23.4
* = low precision; -- = not available; da = does not apply; nc = not comparable due to methodological changes; nr = not reported due to measurement issues. NOTE: Some 2006 to 2010 estimates may differ from previously published estimates due to updates (see Section 3.3.5 in Chapter 3 of the 2018 National Survey on Drug Use and Health: Methodological Summary and Definitions). ^a The difference between this estimate and the 2018 estimate is statistically significant at the .05 level. Rounding may make the estimates appear identical. ¹ Prescription psychotherapeutic subtypes were revised in 2016; one effect was the comparability of codeine products between 2015 and 2016. ² Includes only respondents who smoked cigarettes on each of the past 30 days. ³ Estimates of binge alcohol use include use by those who were heavy alcohol users. ⁴ Respondents with missing data for number of cigarettes smoked per day were excluded from the analysis. Definitions: Measures and terms are defined in Appendix A. Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2002-2018.

190417

Table 7.30A – Daily or Almost Daily Use of Specific Substances in Past Month among all Persons Aged 26 or Older and among Past Month Users of Specific Substances Aged 26 or Older: Numbers in Thousands, 2002-2018
Substance	2002	2003	2004	2005	2006	2007	2008	2009	2010	2011	2012	2013	2014	2015	2016	2017	2018
DAILY/ALMOST DAILY USE IN PAST MONTH AMONG TOTAL POPULATION
Marijuana	2,156^a	2,332^a	2,349^a	2,593^a	2,537^a	2,601^a	2,855^a	3,253^a	3,838^a	3,931^a	4,293^a	4,875^a	5,820^a	5,744^a	6,573^a	7,057^a	8,409
Cocaine	83	96	203	174	299^a	144	130	121	161	59	107	175	100	92	167	121	110
Crack	31	66	103	74	107	79	61	68	47	19	69	93	55	48	95	54	50
Heroin	84	45	64	20^a	178	61	67	32^a	49	118	128	96	140	100	179	149	103
Hallucinogens	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	17	*	21	38
Inhalants	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	18	14	11	30
Methamphetamine	--	--	--	--	--	--	--	--	--	--	--	--	--	212^a	227	264	360
Misuse of Pain Relievers¹	--	--	--	--	--	--	--	--	--	--	--	--	--	356	307	286	332
Misuse of Stimulants	--	--	--	--	--	--	--	--	--	--	--	--	--	61	72	93	63
Misuse of Tranquilizers	--	--	--	--	--	--	--	--	--	--	--	--	--	72	95	63	75
Misuse of Sedatives	--	--	--	--	--	--	--	--	--	--	--	--	--	28	34	39	*
Cigarettes²	31,168^a	30,359^a	29,942^a	31,079^a	31,481^a	30,414^a	30,655^a	29,865^a	28,901^a	28,841^a	29,610^a	28,385^a	27,916^a	26,059	26,336^a	24,751	24,792
Smokeless Tobacco	--	--	--	--	--	--	--	--	--	--	--	--	--	4,363	4,340	4,302	4,138
Cigars	980^a	1,353^a	1,217^a	1,203^a	1,439^a	1,284^a	1,461^a	1,531^a	1,676	1,374^a	1,733	1,530^a	1,337^a	1,809	1,960	1,838	1,945
Alcohol	17,839^a	17,095^a	17,443^a	18,140^a	17,848^a	18,041^a	19,167	19,941	18,472^a	18,911	19,757	19,547	20,889	19,835	19,481	20,389	20,262
Binge Alcohol³	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	2,550	2,413	2,678	2,663
DAILY/ALMOST DAILY USE IN PAST MONTH AMONG PAST MONTH USERS
Marijuana	2,156^a	2,332^a	2,349^a	2,593^a	2,537^a	2,601^a	2,855^a	3,253^a	3,838^a	3,931^a	4,293^a	4,875^a	5,820^a	5,744^a	6,573^a	7,057^a	8,409
Cocaine	83	96	203	174	299^a	144	130	121	161	59	107	*	100	92	167	121	110
Crack	*	*	*	*	*	*	*	*	*	*	*	*	*	*	*	*	*
Heroin	*	*	*	*	*	*	*	*	*	*	*	*	*	*	*	*	*
Hallucinogens	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	*	9	21	38
Inhalants	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	*	*	*	*
Methamphetamine	--	--	--	--	--	--	--	--	--	--	--	--	--	212^a	*	264	360
Misuse of Pain Relievers¹	--	--	--	--	--	--	--	--	--	--	--	--	--	356	307	286	332
Misuse of Stimulants	--	--	--	--	--	--	--	--	--	--	--	--	--	61	72	93	63
Misuse of Tranquilizers	--	--	--	--	--	--	--	--	--	--	--	--	--	72	95	63	75
Misuse of Sedatives	--	--	--	--	--	--	--	--	--	--	--	--	--	*	*	*	*
Cigarettes²	31,168^a	30,359^a	29,942^a	31,079^a	31,481^a	30,414^a	30,655^a	29,865^a	28,901^a	28,841^a	29,610^a	28,385^a	27,916^a	26,059	26,336^a	24,751	24,792
Smokeless Tobacco	--	--	--	--	--	--	--	--	--	--	--	--	--	4,363	4,340	4,302	4,138
Cigars	980^a	1,353^a	1,217^a	1,203^a	1,439^a	1,284^a	1,461^a	1,531^a	1,676	1,374^a	1,733	1,530	1,337^a	1,809	1,960	1,838	1,945
Alcohol	17,839^a	17,095^a	17,443^a	18,140^a	17,848^a	18,041^a	19,167	19,941	18,472^a	18,911	19,757	19,547	20,889	19,835	19,481	20,389	20,262
Binge Alcohol³	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	2,550	2,413	2,678	2,663
SMOKED 1+ PACKS OF CIGARETTES PER DAY AMONG DAILY CIGARETTE USERS⁴	17,743^a	17,591^a	17,704^a	17,089^a	17,153^a	16,715^a	16,199^a	14,733^a	14,082^a	13,668^a	13,365^a	12,667^a	12,065^a	11,484^a	11,324^a	10,666	10,221
* = low precision; -- = not available; da = does not apply; nc = not comparable due to methodological changes; nr = not reported due to measurement issues. NOTE: Some 2006 to 2010 estimates may differ from previously published estimates due to updates (see Section 3.3.5 in Chapter 3 of the 2018 National Survey on Drug Use and Health: Methodological Summary and Definitions). ^a The difference between this estimate and the 2018 estimate is statistically significant at the .05 level. Rounding may make the estimates appear identical. ¹ Prescription psychotherapeutic subtypes were revised in 2016; one effect was the comparability of codeine products between 2015 and 2016. ² Includes only respondents who smoked cigarettes on each of the past 30 days. ³ Estimates of binge alcohol use include use by those who were heavy alcohol users. ⁴ Respondents with missing data for number of cigarettes smoked per day were excluded from the analysis. Definitions: Measures and terms are defined in Appendix A. Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2002-2018.

190417

Table 7.30B – Daily or Almost Daily Use of Specific Substances in Past Month among all Persons Aged 26 or Older and among Past Month Users of Specific Substances Aged 26 or Older: Percentages, 2002-2018
Substance	2002	2003	2004	2005	2006	2007	2008	2009	2010	2011	2012	2013	2014	2015	2016	2017	2018
DAILY/ALMOST DAILY USE IN PAST MONTH AMONG TOTAL POPULATION
Marijuana	1.2^a	1.3^a	1.3^a	1.4^a	1.4^a	1.4^a	1.5^a	1.7^a	2.0^a	2.0^a	2.1^a	2.4^a	2.8^a	2.8^a	3.1^a	3.3^a	3.9
Cocaine	0.0	0.1	0.1^a	0.1	0.2^a	0.1	0.1	0.1	0.1	0.0	0.1	0.1	0.0	0.0	0.1	0.1	0.1
Crack	0.0	0.0	0.1	0.0	0.1	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0
Heroin	0.0	0.0	0.0	0.0^a	0.1	0.0	0.0	0.0^a	0.0	0.1	0.1	0.0	0.1	0.0	0.1	0.1	0.0
Hallucinogens	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	0.0	*	0.0	0.0
Inhalants	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	0.0	0.0	0.0	0.0
Methamphetamine	--	--	--	--	--	--	--	--	--	--	--	--	--	0.1^a	0.1	0.1	0.2
Misuse of Pain Relievers¹	--	--	--	--	--	--	--	--	--	--	--	--	--	0.2	0.1	0.1	0.2
Misuse of Stimulants	--	--	--	--	--	--	--	--	--	--	--	--	--	0.0	0.0	0.0	0.0
Misuse of Tranquilizers	--	--	--	--	--	--	--	--	--	--	--	--	--	0.0	0.0	0.0	0.0
Misuse of Sedatives	--	--	--	--	--	--	--	--	--	--	--	--	--	0.0	0.0	0.0	*
Cigarettes²	17.4^a	16.8^a	16.4^a	16.8^a	16.8^a	16.0^a	16.0^a	15.4^a	14.8^a	14.5^a	14.8^a	14.0^a	13.6^a	12.5^a	12.5^a	11.6	11.5
Smokeless Tobacco	--	--	--	--	--	--	--	--	--	--	--	--	--	2.1	2.1	2.0	1.9
Cigars	0.5^a	0.7	0.7^a	0.6^a	0.8	0.7^a	0.8	0.8	0.9	0.7^a	0.9	0.8	0.7^a	0.9	0.9	0.9	0.9
Alcohol	9.9	9.4	9.5	9.8	9.5	9.5	10.0	10.3^a	9.5	9.5	9.9	9.6	10.2^a	9.5	9.3	9.6	9.4
Binge Alcohol³	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	1.2	1.1	1.3	1.2
DAILY/ALMOST DAILY USE IN PAST MONTH AMONG PAST MONTH USERS
Marijuana	30.0^a	32.1^a	31.4^a	34.5^a	32.5^a	35.2^a	35.1^a	36.6^a	41.3	41.0^a	40.6^a	42.7	43.0	42.4	43.3	42.0^a	45.5
Cocaine	6.7	6.7	16.8^a	12.2	18.8^a	10.3	10.4	10.9	17.7^a	7.1	8.8	*	9.8	7.4	12.9	8.2	7.8
Crack	*	*	*	*	*	*	*	*	*	*	*	*	*	*	*	*	*
Heroin	*	*	*	*	*	*	*	*	*	*	*	*	*	*	*	*	*
Hallucinogens	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	*	1.6	3.0	4.2
Inhalants	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	*	*	*	*
Methamphetamine	--	--	--	--	--	--	--	--	--	--	--	--	--	28.0	*	43.5	40.3
Misuse of Pain Relievers¹	--	--	--	--	--	--	--	--	--	--	--	--	--	13.3	12.4	12.0	15.0
Misuse of Stimulants	--	--	--	--	--	--	--	--	--	--	--	--	--	7.9	8.2	9.3	6.5
Misuse of Tranquilizers	--	--	--	--	--	--	--	--	--	--	--	--	--	6.3	7.3	6.0	6.4
Misuse of Sedatives	--	--	--	--	--	--	--	--	--	--	--	--	--	*	*	*	*
Cigarettes²	68.8^a	68.0^a	67.8^a	68.9^a	67.9^a	66.3^a	67.0^a	67.2^a	64.8^a	66.5^a	66.0^a	64.9^a	63.3	62.7	62.2	61.5	62.3
Smokeless Tobacco	--	--	--	--	--	--	--	--	--	--	--	--	--	64.8	65.7	65.1	66.7
Cigars	11.9^a	16.7^a	14.4^a	13.9^a	16.6^a	15.4^a	17.2^a	18.0	19.4	16.6^a	19.1	18.2	16.6^a	20.4	22.4	20.6	21.9
Alcohol	18.4^a	18.0	18.0	17.8	17.7	17.6	18.2	18.8^a	17.2	17.3	17.7	17.3	18.0	17.2	17.0	17.2	17.0
Binge Alcohol³	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	4.9	4.7	5.1	4.9
SMOKED 1+ PACKS OF CIGARETTES PER DAY AMONG DAILY CIGARETTE USERS⁴	57.1^a	58.0^a	59.2^a	55.1^a	54.5^a	55.1^a	53.0^a	49.4^a	48.8^a	47.4^a	45.2^a	44.7^a	43.3	44.1	43.1	43.2	41.4
* = low precision; -- = not available; da = does not apply; nc = not comparable due to methodological changes; nr = not reported due to measurement issues. NOTE: Some 2006 to 2010 estimates may differ from previously published estimates due to updates (see Section 3.3.5 in Chapter 3 of the 2018 National Survey on Drug Use and Health: Methodological Summary and Definitions). ^a The difference between this estimate and the 2018 estimate is statistically significant at the .05 level. Rounding may make the estimates appear identical. ¹ Prescription psychotherapeutic subtypes were revised in 2016; one effect was the comparability of codeine products between 2015 and 2016. ² Includes only respondents who smoked cigarettes on each of the past 30 days. ³ Estimates of binge alcohol use include use by those who were heavy alcohol users. ⁴ Respondents with missing data for number of cigarettes smoked per day were excluded from the analysis. Definitions: Measures and terms are defined in Appendix A. Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2002-2018.

190417

Table 7.31A – Daily or Almost Daily Use of Specific Substances in Past Month among all Persons Aged 12 to 20 and among Past Month Users of Specific Substances Aged 12 to 20: Numbers in Thousands, 2002-2018
Substance	2002	2003	2004	2005	2006	2007	2008	2009	2010	2011	2012	2013	2014	2015	2016	2017	2018
DAILY/ALMOST DAILY USE IN PAST MONTH AMONG TOTAL POPULATION
Marijuana	1,530	1,450	1,323	1,333	1,435	1,278^a	1,433	1,522	1,488	1,578	1,652	1,536	1,524	1,485	1,434	1,565	1,469
Cocaine	17^a	21^a	31^a	20^a	12	18^a	23^a	18^a	12	7	8	5	12	11	11	4	4
Crack	7	8	5	*	*	8	*	8	8	*	3	*	*	4	*	4	*
Heroin	7	9	6	8	4	7	9	5	8	33^a	17	11	18	7	4	*	7
Hallucinogens	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	10	3	5	6
Inhalants	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	6	14	19	4
Methamphetamine	--	--	--	--	--	--	--	--	--	--	--	--	--	19	*	23	15
Misuse of Pain Relievers¹	--	--	--	--	--	--	--	--	--	--	--	--	--	15	18	25	11
Misuse of Stimulants	--	--	--	--	--	--	--	--	--	--	--	--	--	14	11	19^a	3
Misuse of Tranquilizers	--	--	--	--	--	--	--	--	--	--	--	--	--	18	17	10	23
Misuse of Sedatives	--	--	--	--	--	--	--	--	--	--	--	--	--	*	*	*	*
Cigarettes²	3,374^a	3,209^a	3,028^a	2,819^a	2,769^a	2,550^a	2,430^a	2,330^a	2,221^a	2,146^a	1,756^a	1,559^a	1,511^a	1,190^a	900^a	771	663
Smokeless Tobacco	--	--	--	--	--	--	--	--	--	--	--	--	--	426^a	404^a	306	293
Cigars	207	205	220	232	199	190	194	237	219	217	169	163	159	195	191	219	195
Alcohol	632^a	624^a	647^a	625^a	587^a	553^a	533^a	549^a	467^a	386^a	354^a	328^a	337^a	278	233	274	230
Binge Alcohol³	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	69	43	66	51
DAILY/ALMOST DAILY USE IN PAST MONTH AMONG PAST MONTH USERS
Marijuana	1,530	1,450	1,323	1,333	1,435	1,278^a	1,433	1,522	1,488	1,578	1,652	1,536	1,524	1,485	1,434	1,565	1,469
Cocaine	17	21	31	20	12	18	23	18	12	7	8	*	*	11	*	4	*
Crack	*	*	*	*	*	*	*	*	*	*	*	*	*	*	*	*	*
Heroin	*	*	*	*	*	*	*	*	*	*	*	*	*	*	*	*	*
Hallucinogens	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	10	*	5	6
Inhalants	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	6	14	19	4
Methamphetamine	--	--	--	--	--	--	--	--	--	--	--	--	--	*	*	*	*
Misuse of Pain Relievers¹	--	--	--	--	--	--	--	--	--	--	--	--	--	15	18	25	11
Misuse of Stimulants	--	--	--	--	--	--	--	--	--	--	--	--	--	14	11	19	*
Misuse of Tranquilizers	--	--	--	--	--	--	--	--	--	--	--	--	--	18	17	10	23
Misuse of Sedatives	--	--	--	--	--	--	--	--	--	--	--	--	--	*	*	*	*
Cigarettes²	3,374^a	3,209^a	3,028^a	2,819^a	2,769^a	2,550^a	2,430^a	2,330^a	2,221^a	2,146^a	1,756^a	1,559^a	1,511^a	1,190^a	900^a	771	663
Smokeless Tobacco	--	--	--	--	--	--	--	--	--	--	--	--	--	426^a	404^a	306	293
Cigars	207	205	220	232	199	190	194	237	219	217	169	163	159	195	191	219	195
Alcohol	632^a	624^a	647^a	625^a	587^a	553^a	533^a	549^a	467^a	386^a	354^a	328^a	337^a	278	233	274	230
Binge Alcohol³	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	69	43	66	51
SMOKED 1+ PACKS OF CIGARETTES PER DAY AMONG DAILY CIGARETTE USERS⁴	1,013^a	925^a	834^a	856^a	734^a	621^a	604^a	547^a	467^a	464^a	313^a	280^a	273^a	165	221^a	174	131
* = low precision; -- = not available; da = does not apply; nc = not comparable due to methodological changes; nr = not reported due to measurement issues. NOTE: Some 2006 to 2010 estimates may differ from previously published estimates due to updates (see Section 3.3.5 in Chapter 3 of the 2018 National Survey on Drug Use and Health: Methodological Summary and Definitions). ^a The difference between this estimate and the 2018 estimate is statistically significant at the .05 level. Rounding may make the estimates appear identical. ¹ Prescription psychotherapeutic subtypes were revised in 2016; one effect was the comparability of codeine products between 2015 and 2016. ² Includes only respondents who smoked cigarettes on each of the past 30 days. ³ Estimates of binge alcohol use include use by those who were heavy alcohol users. ⁴ Respondents with missing data for number of cigarettes smoked per day were excluded from the analysis. Definitions: Measures and terms are defined in Appendix A. Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2002-2018.

190417

Table 7.31B – Daily or Almost Daily Use of Specific Substances in Past Month among all Persons Aged 12 to 20 and among Past Month Users of Specific Substances Aged 12 to 20: Percentages, 2002-2018
Substance	2002	2003	2004	2005	2006	2007	2008	2009	2010	2011	2012	2013	2014	2015	2016	2017	2018
DAILY/ALMOST DAILY USE IN PAST MONTH AMONG TOTAL POPULATION
Marijuana	4.1	3.9	3.5	3.5	3.8	3.3^a	3.8	4.0	3.9	4.1	4.3	4.0	4.0	3.9	3.8	4.1	3.9
Cocaine	0.0^a	0.1^a	0.1^a	0.1^a	0.0	0.0^a	0.1^a	0.0^a	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0
Crack	0.0	0.0	0.0	*	*	0.0	*	0.0	0.0	*	0.0	*	*	0.0	*	0.0	*
Heroin	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.1^a	0.0	0.0	0.0	0.0	0.0	*	0.0
Hallucinogens	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	0.0	0.0	0.0	0.0
Inhalants	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	0.0	0.0	0.0	0.0
Methamphetamine	--	--	--	--	--	--	--	--	--	--	--	--	--	0.0	*	0.1	0.0
Misuse of Pain Relievers¹	--	--	--	--	--	--	--	--	--	--	--	--	--	0.0	0.0	0.1	0.0
Misuse of Stimulants	--	--	--	--	--	--	--	--	--	--	--	--	--	0.0	0.0	0.1^a	0.0
Misuse of Tranquilizers	--	--	--	--	--	--	--	--	--	--	--	--	--	0.0	0.0	0.0	0.1
Misuse of Sedatives	--	--	--	--	--	--	--	--	--	--	--	--	--	*	*	*	*
Cigarettes²	9.1^a	8.6^a	8.0^a	7.4^a	7.3^a	6.6^a	6.4^a	6.1^a	5.8^a	5.6^a	4.6^a	4.1^a	4.0^a	3.1^a	2.4^a	2.0	1.7
Smokeless Tobacco	--	--	--	--	--	--	--	--	--	--	--	--	--	1.1^a	1.1^a	0.8	0.8
Cigars	0.6	0.5	0.6	0.6	0.5	0.5	0.5	0.6	0.6	0.6	0.4	0.4	0.4	0.5	0.5	0.6	0.5
Alcohol	1.7^a	1.7^a	1.7^a	1.6^a	1.5^a	1.4^a	1.4^a	1.4^a	1.2^a	1.0^a	0.9^a	0.9^a	0.9^a	0.7	0.6	0.7	0.6
Binge Alcohol³	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	0.2	0.1	0.2	0.1
DAILY/ALMOST DAILY USE IN PAST MONTH AMONG PAST MONTH USERS
Marijuana	34.3	32.5	31.6	31.8	35.2	31.0	34.5	34.0	32.5	32.2	35.6^a	34.5	33.4	33.6	32.8	35.5	32.1
Cocaine	4.2	5.0	8.1	4.5	2.6	5.2	7.3	8.2	5.3	2.6	4.5	*	*	5.0	*	2.1	*
Crack	*	*	*	*	*	*	*	*	*	*	*	*	*	*	*	*	*
Heroin	*	*	*	*	*	*	*	*	*	*	*	*	*	*	*	*	*
Hallucinogens	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	2.7	*	1.3	1.8
Inhalants	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	2.7	6.7	8.6^a	1.8
Methamphetamine	--	--	--	--	--	--	--	--	--	--	--	--	--	*	*	*	*
Misuse of Pain Relievers¹	--	--	--	--	--	--	--	--	--	--	--	--	--	2.8	4.1	6.3	3.4
Misuse of Stimulants	--	--	--	--	--	--	--	--	--	--	--	--	--	3.4	2.6	5.3	*
Misuse of Tranquilizers	--	--	--	--	--	--	--	--	--	--	--	--	--	4.8	5.3	3.2	9.6
Misuse of Sedatives	--	--	--	--	--	--	--	--	--	--	--	--	--	*	*	*	*
Cigarettes²	42.1^a	41.1^a	39.5^a	38.3^a	38.4^a	37.4^a	36.2^a	34.6^a	34.6^a	34.5^a	32.6^a	31.4^a	34.7^a	30.9^a	27.8	25.6	25.6
Smokeless Tobacco	--	--	--	--	--	--	--	--	--	--	--	--	--	40.3	41.3	34.1	35.2
Cigars	7.5^a	7.4^a	7.1^a	7.9^a	7.0^a	6.4^a	7.1^a	8.5^a	8.6^a	8.5^a	7.6^a	8.0^a	8.4^a	11.0	11.5	13.1	12.7
Alcohol	5.9^a	5.7^a	6.0^a	5.8^a	5.4^a	5.1^a	5.3^a	5.3^a	4.7^a	4.0	3.8	3.8	3.9	3.6	3.2	3.7	3.2
Binge Alcohol³	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	1.4	0.9	1.5	1.2
SMOKED 1+ PACKS OF CIGARETTES PER DAY AMONG DAILY CIGARETTE USERS⁴	30.1^a	28.9^a	27.6^a	30.4^a	26.5^a	24.4	24.9	23.5	21.1	21.6	17.9	18.0	18.1	14.0	24.6	22.6	19.8
* = low precision; -- = not available; da = does not apply; nc = not comparable due to methodological changes; nr = not reported due to measurement issues. NOTE: Some 2006 to 2010 estimates may differ from previously published estimates due to updates (see Section 3.3.5 in Chapter 3 of the 2018 National Survey on Drug Use and Health: Methodological Summary and Definitions). ^a The difference between this estimate and the 2018 estimate is statistically significant at the .05 level. Rounding may make the estimates appear identical. ¹ Prescription psychotherapeutic subtypes were revised in 2016; one effect was the comparability of codeine products between 2015 and 2016. ² Includes only respondents who smoked cigarettes on each of the past 30 days. ³ Estimates of binge alcohol use include use by those who were heavy alcohol users. ⁴ Respondents with missing data for number of cigarettes smoked per day were excluded from the analysis. Definitions: Measures and terms are defined in Appendix A. Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2002-2018.

190417

Table 7.32A – Daily or Almost Daily Use of Specific Substances in Past Month among all Persons Aged 21 or Older and among Past Month Users of Specific Substances Aged 21 or Older: Numbers in Thousands, 2002-2018
Substance	2002	2003	2004	2005	2006	2007	2008	2009	2010	2011	2012	2013	2014	2015	2016	2017	2018
DAILY/ALMOST DAILY USE IN PAST MONTH AMONG TOTAL POPULATION
Marijuana	3,226^a	3,444^a	3,557^a	3,756^a	3,669^a	3,820^a	4,022^a	4,659^a	5,448^a	5,496^a	5,949^a	6,608^a	7,715^a	7,756^a	8,561^a	9,264^a	10,497
Cocaine	96	111	232^a	189	332^a	159	145	139	166	62	122	180	105	102	176	133	121
Crack	35	67	112	75	119	91	64	82	47	19	70	94	57	48	96	55	53
Heroin	90	48^a	72	38^a	184	73	84	43^a	71	151	163	134	160	134	216	203	125
Hallucinogens	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	22	12	27	42
Inhalants	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	20	18	15	38
Methamphetamine	--	--	--	--	--	--	--	--	--	--	--	--	--	227^a	247	284	384
Misuse of Pain Relievers¹	--	--	--	--	--	--	--	--	--	--	--	--	--	416	330	336	358
Misuse of Stimulants	--	--	--	--	--	--	--	--	--	--	--	--	--	75	80	103	73
Misuse of Tranquilizers	--	--	--	--	--	--	--	--	--	--	--	--	--	96	103	81	81
Misuse of Sedatives	--	--	--	--	--	--	--	--	--	--	--	--	--	28	39	39	*
Cigarettes²	35,364^a	34,781^a	34,315^a	35,312^a	35,562^a	34,351^a	34,358^a	33,504^a	32,497^a	32,343^a	33,180^a	31,689^a	30,961^a	29,000^a	28,801^a	27,016	26,665
Smokeless Tobacco	--	--	--	--	--	--	--	--	--	--	--	--	--	4,974	4,932	4,843	4,597
Cigars	1,132^a	1,526^a	1,428^a	1,391^a	1,669^a	1,509^a	1,679^a	1,734^a	1,927	1,594^a	1,984	1,735^a	1,566^a	2,063	2,210	2,118	2,216
Alcohol	19,113^a	18,429^a	18,841^a	19,575^a	19,306^a	19,498^a	20,639	21,346	19,890^a	20,247	21,190	20,934	22,256	21,143	20,729	21,577	21,448
Binge Alcohol³	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	2,787	2,623	2,852	2,860
DAILY/ALMOST DAILY USE IN PAST MONTH AMONG PAST MONTH USERS
Marijuana	3,226^a	3,444^a	3,557^a	3,756^a	3,669^a	3,820^a	4,022^a	4,659^a	5,448^a	5,496^a	5,949^a	6,608^a	7,715^a	7,756^a	8,561^a	9,264^a	10,497
Cocaine	96	111	232^a	189	332^a	159	145	139	166	62	122	180	105	102	176	133	121
Crack	35	*	*	*	*	*	*	*	*	*	*	*	*	*	*	*	*
Heroin	*	*	*	*	*	*	*	*	*	*	*	*	*	*	*	203	*
Hallucinogens	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	22	12	27	42
Inhalants	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	*	*	*	*
Methamphetamine	--	--	--	--	--	--	--	--	--	--	--	--	--	227^a	*	284	384
Misuse of Pain Relievers¹	--	--	--	--	--	--	--	--	--	--	--	--	--	416	330	336	358
Misuse of Stimulants	--	--	--	--	--	--	--	--	--	--	--	--	--	75	80	103	73
Misuse of Tranquilizers	--	--	--	--	--	--	--	--	--	--	--	--	--	96	103	81	81
Misuse of Sedatives	--	--	--	--	--	--	--	--	--	--	--	--	--	*	*	*	*
Cigarettes²	35,364^a	34,781^a	34,315^a	35,312^a	35,562^a	34,351^a	34,358^a	33,504^a	32,497^a	32,343^a	33,180^a	31,689^a	30,961^a	29,000^a	28,801^a	27,016	26,665
Smokeless Tobacco	--	--	--	--	--	--	--	--	--	--	--	--	--	4,974	4,932	4,843	4,597
Cigars	1,132^a	1,526^a	1,428^a	1,391^a	1,669^a	1,509^a	1,679^a	1,734^a	1,927	1,594^a	1,984	1,735^a	1,566^a	2,063	2,210	2,118	2,216
Alcohol	19,113^a	18,429^a	18,841^a	19,575^a	19,306^a	19,498^a	20,639	21,346	19,890	20,247	21,190	20,934	22,256	21,143	20,729	21,577	21,448
Binge Alcohol³	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	2,787	2,623	2,852	2,860
SMOKED 1+ PACKS OF CIGARETTES PER DAY AMONG DAILY CIGARETTE USERS⁴	19,507^a	19,359^a	19,326^a	18,717^a	18,660^a	18,131^a	17,462^a	15,886^a	15,152^a	14,629^a	14,337^a	13,441^a	12,786^a	12,215^a	11,963^a	11,239	10,668
* = low precision; -- = not available; da = does not apply; nc = not comparable due to methodological changes; nr = not reported due to measurement issues. NOTE: Some 2006 to 2010 estimates may differ from previously published estimates due to updates (see Section 3.3.5 in Chapter 3 of the 2018 National Survey on Drug Use and Health: Methodological Summary and Definitions). ^a The difference between this estimate and the 2018 estimate is statistically significant at the .05 level. Rounding may make the estimates appear identical. ¹ Prescription psychotherapeutic subtypes were revised in 2016; one effect was the comparability of codeine products between 2015 and 2016. ² Includes only respondents who smoked cigarettes on each of the past 30 days. ³ Estimates of binge alcohol use include use by those who were heavy alcohol users. ⁴ Respondents with missing data for number of cigarettes smoked per day were excluded from the analysis. Definitions: Measures and terms are defined in Appendix A. Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2002-2018.

190417

Table 7.32B – Daily or Almost Daily Use of Specific Substances in Past Month among all Persons Aged 21 or Older and among Past Month Users of Specific Substances Aged 21 or Older: Percentages, 2002-2018
Substance	2002	2003	2004	2005	2006	2007	2008	2009	2010	2011	2012	2013	2014	2015	2016	2017	2018
DAILY/ALMOST DAILY USE IN PAST MONTH AMONG TOTAL POPULATION
Marijuana	1.6^a	1.7^a	1.8^a	1.8^a	1.8^a	1.8^a	1.9^a	2.2^a	2.5^a	2.5^a	2.7^a	2.9^a	3.4^a	3.4^a	3.7^a	4.0^a	4.5
Cocaine	0.0	0.1	0.1^a	0.1	0.2^a	0.1	0.1	0.1	0.1	0.0	0.1	0.1	0.0	0.0	0.1	0.1	0.1
Crack	0.0	0.0	0.1	0.0	0.1	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0
Heroin	0.0	0.0	0.0	0.0^a	0.1	0.0	0.0	0.0^a	0.0	0.1	0.1	0.1	0.1	0.1	0.1	0.1	0.1
Hallucinogens	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	0.0	0.0	0.0	0.0
Inhalants	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	0.0	0.0	0.0	0.0
Methamphetamine	--	--	--	--	--	--	--	--	--	--	--	--	--	0.1^a	0.1	0.1	0.2
Misuse of Pain Relievers¹	--	--	--	--	--	--	--	--	--	--	--	--	--	0.2	0.1	0.1	0.2
Misuse of Stimulants	--	--	--	--	--	--	--	--	--	--	--	--	--	0.0	0.0	0.0	0.0
Misuse of Tranquilizers	--	--	--	--	--	--	--	--	--	--	--	--	--	0.0	0.0	0.0	0.0
Misuse of Sedatives	--	--	--	--	--	--	--	--	--	--	--	--	--	0.0	0.0	0.0	*
Cigarettes²	17.9^a	17.4^a	16.9^a	17.2^a	17.1^a	16.4^a	16.2^a	15.7^a	15.1^a	14.8^a	15.0^a	14.1^a	13.6^a	12.6^a	12.4^a	11.5	11.3
Smokeless Tobacco	--	--	--	--	--	--	--	--	--	--	--	--	--	2.2	2.1	2.1	1.9
Cigars	0.6^a	0.8	0.7^a	0.7^a	0.8	0.7^a	0.8	0.8	0.9	0.7^a	0.9	0.8	0.7^a	0.9	1.0	0.9	0.9
Alcohol	9.7	9.2	9.3	9.6	9.3	9.3	9.7	10.0^a	9.2	9.2	9.6	9.3	9.8^a	9.2	8.9	9.2	9.1
Binge Alcohol³	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	1.2	1.1	1.2	1.2
DAILY/ALMOST DAILY USE IN PAST MONTH AMONG PAST MONTH USERS
Marijuana	31.9^a	33.8^a	34.2^a	36.0^a	34.1^a	36.9^a	36.2^a	37.7^a	42.5	41.7^a	41.9^a	43.0	43.8	43.5	43.7	42.9	45.5
Cocaine	5.9	6.0	14.2^a	9.7	16.7^a	9.1	9.4	9.8	13.3	5.7	8.2	13.0	7.8	6.2	10.4	6.8	6.8
Crack	6.7	*	*	*	*	*	*	*	*	*	*	*	*	*	*	*	*
Heroin	*	*	*	*	*	*	*	*	*	*	*	*	*	*	*	41.7	*
Hallucinogens	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	2.5	1.2	2.6	3.3
Inhalants	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	*	*	*	*
Methamphetamine	--	--	--	--	--	--	--	--	--	--	--	--	--	26.9^a	*	40.3	40.1
Misuse of Pain Relievers¹	--	--	--	--	--	--	--	--	--	--	--	--	--	12.8	11.4	11.9	14.2
Misuse of Stimulants	--	--	--	--	--	--	--	--	--	--	--	--	--	6.0	6.0	7.0	5.2
Misuse of Tranquilizers	--	--	--	--	--	--	--	--	--	--	--	--	--	6.4	6.3	5.7	5.8
Misuse of Sedatives	--	--	--	--	--	--	--	--	--	--	--	--	--	*	*	*	*
Cigarettes²	66.6^a	66.1^a	65.7^a	66.4^a	65.4^a	64.4^a	64.7^a	64.4^a	62.6^a	63.9^a	63.6^a	62.4^a	60.8	60.3	59.9	59.1	60.1
Smokeless Tobacco	--	--	--	--	--	--	--	--	--	--	--	--	--	62.7	63.3	63.1	64.4
Cigars	11.3^a	15.2^a	13.4^a	13.0^a	15.4^a	14.6^a	16.0^a	16.4^a	18.0	15.4^a	17.7	16.7^a	15.6^a	19.2	20.8	19.5	20.8
Alcohol	17.5^a	17.0	17.1	17.0	16.9	16.8	17.4^a	17.8^a	16.4	16.4	16.8	16.3	17.0	16.2	16.0	16.2	16.2
Binge Alcohol³	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	4.5	4.3	4.6	4.6
SMOKED 1+ PACKS OF CIGARETTES PER DAY AMONG DAILY CIGARETTE USERS⁴	55.3^a	55.7^a	56.4^a	53.1^a	52.5^a	52.9^a	50.9^a	47.5^a	46.7^a	45.2^a	43.3^a	42.5	41.4	42.2	41.6	41.7	40.1
* = low precision; -- = not available; da = does not apply; nc = not comparable due to methodological changes; nr = not reported due to measurement issues. NOTE: Some 2006 to 2010 estimates may differ from previously published estimates due to updates (see Section 3.3.5 in Chapter 3 of the 2018 National Survey on Drug Use and Health: Methodological Summary and Definitions). ^a The difference between this estimate and the 2018 estimate is statistically significant at the .05 level. Rounding may make the estimates appear identical. ¹ Prescription psychotherapeutic subtypes were revised in 2016; one effect was the comparability of codeine products between 2015 and 2016. ² Includes only respondents who smoked cigarettes on each of the past 30 days. ³ Estimates of binge alcohol use include use by those who were heavy alcohol users. ⁴ Respondents with missing data for number of cigarettes smoked per day were excluded from the analysis. Definitions: Measures and terms are defined in Appendix A. Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2002-2018.

190327

Table 7.33A – Perceived Great Risk of Harm Associated with Substance Use and Perceived Availability of Substances among Persons Aged 12 or Older: Numbers in Thousands, 2015-2018
Specific Substance Risk/Availability	2015	2016	2017	2018
PERCEPTIONS OF GREAT RISK¹
Cigarettes
Smoke One or More Packs Per Day	193,285	194,489	193,606	195,014
Marijuana
Smoke Once a Month	76,562^a	73,444^a	69,813^a	67,271
Smoke Once or Twice a Week	95,366^a	90,113^a	85,335^a	82,311
Cocaine
Use Once a Month	189,188^a	190,192	190,719	191,507
Use Once or Twice a Week	229,610^a	230,804^a	232,451	232,872
Heroin
Try Once or Twice	223,992^a	226,853^a	230,901	231,827
Use Once or Twice a Week	247,604^a	249,351^a	252,940	253,644
LSD
Try Once or Twice	183,645^a	182,328^a	180,615	178,852
Use Once or Twice a Week	220,754^a	220,221^a	219,168^a	217,280
Alcohol
Have Five or More Drinks Once or Twice a Week	117,026^a	118,453^a	120,217	121,787
Have Four or Five Drinks Nearly Every Day	182,100^a	182,227^a	185,738	185,462
PERCEIVED AVAILABILITY²
Fairly or Very Easy to Obtain
Marijuana	150,310^a	152,878^a	159,365^a	162,424
Cocaine	56,826	57,454	57,401	56,897
Crack	49,721^a	48,894^a	47,848	46,820
Heroin	40,516^a	44,333	43,678	42,862
LSD	33,403^a	35,354	35,493	36,560
Approached in the Past Month by Someone Selling Drugs	15,938	15,213	15,468	15,613
* = low precision; -- = not available; da = does not apply; nc = not comparable due to methodological changes; nr = not reported due to measurement issues. ^a The difference between this estimate and the 2018 estimate is statistically significant at the .05 level. Rounding may make the estimates appear identical. ¹ Respondents with unknown Perception of Risk data were excluded from the respective analyses. ² Respondents with unknown Perceived Availability data were excluded from the respective analyses. Definitions: Measures and terms are defined in Appendix A. Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2015-2018.

190327

Table 7.33B – Perceived Great Risk of Harm Associated with Substance Use and Perceived Availability of Substances among Persons Aged 12 or Older: Percentages, 2015-2018
Specific Substance Risk/Availability	2015	2016	2017	2018
PERCEPTIONS OF GREAT RISK¹
Cigarettes
Smoke One or More Packs Per Day	72.8^a	72.8^a	71.6	71.8
Marijuana
Smoke Once a Month	29.1^a	27.7^a	26.1^a	25.0
Smoke Once or Twice a Week	36.3^a	34.0^a	31.9^a	30.6
Cocaine
Use Once a Month	72.0^a	71.8	71.3	71.2
Use Once or Twice a Week	87.4^a	87.1^a	86.8	86.5
Heroin
Try Once or Twice	85.2^a	85.6^a	86.4	86.2
Use Once or Twice a Week	94.2	94.1	94.5	94.3
LSD
Try Once or Twice	70.4^a	69.5^a	68.2^a	67.1
Use Once or Twice a Week	84.7^a	83.9^a	82.7^a	81.5
Alcohol
Have Five or More Drinks Once or Twice a Week	44.2	44.4	44.6	45.0
Have Four or Five Drinks Nearly Every Day	68.7	68.3	68.9	68.5
PERCEIVED AVAILABILITY²
Fairly or Very Easy to Obtain
Marijuana	58.6^a	59.1^a	61.0	61.7
Cocaine	22.5	22.6	22.4	22.0
Crack	19.8^a	19.3^a	18.7	18.2
Heroin	16.1	17.5^a	17.1	16.6
LSD	13.3^a	14.0	13.9	14.2
Approached in the Past Month by Someone Selling Drugs	6.0	5.7	5.7	5.7
* = low precision; -- = not available; da = does not apply; nc = not comparable due to methodological changes; nr = not reported due to measurement issues. ^a The difference between this estimate and the 2018 estimate is statistically significant at the .05 level. Rounding may make the estimates appear identical. ¹ Respondents with unknown Perception of Risk data were excluded from the respective analyses. ² Respondents with unknown Perceived Availability data were excluded from the respective analyses. Definitions: Measures and terms are defined in Appendix A. Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2015-2018.

190327

Table 7.34A – Perceived Great Risk of Harm Associated with Substance Use and Perceived Availability of Substances among Persons Aged 12 to 17: Numbers in Thousands, 2015-2018
Specific Substance Risk/Availability	2015	2016	2017	2018
PERCEPTIONS OF GREAT RISK¹
Cigarettes
Smoke One or More Packs Per Day	16,723^a	16,972^a	16,502^a	15,974
Marijuana
Smoke Once a Month	6,639^a	6,591^a	5,956^a	5,533
Smoke Once or Twice a Week	9,892^a	9,760^a	9,201^a	8,486
Cocaine
Use Once a Month	13,729^a	13,642^a	13,467^a	13,094
Use Once or Twice a Week	19,450	19,565^a	19,421	19,263
Heroin
Try Once or Twice	15,731	15,789	15,986^a	15,538
Use Once or Twice a Week	20,015	20,139	20,290^a	20,003
LSD
Try Once or Twice	12,061^a	11,782^a	11,622^a	11,071
Use Once or Twice a Week	16,738^a	16,522^a	16,507^a	15,956
Alcohol
Have Five or More Drinks Once or Twice a Week	10,410	10,792	10,656	10,550
Have Four or Five Drinks Nearly Every Day	15,729	16,051	15,981	15,723
PERCEIVED AVAILABILITY²
Fairly or Very Easy to Obtain
Marijuana	11,054	10,733^a	11,107	11,086
Cocaine	2,968	2,992	3,034^a	2,790
Crack	2,787^a	2,719	2,677	2,512
Heroin	1,922	2,051	1,995	1,921
LSD	2,663	2,788	2,891	2,767
Approached in the Past Month by Someone Selling Drugs	2,790^a	2,728	2,704	2,546
* = low precision; -- = not available; da = does not apply; nc = not comparable due to methodological changes; nr = not reported due to measurement issues. ^a The difference between this estimate and the 2018 estimate is statistically significant at the .05 level. Rounding may make the estimates appear identical. ¹ Respondents with unknown Perception of Risk data were excluded from the respective analyses. ² Respondents with unknown Perceived Availability data were excluded from the respective analyses. Definitions: Measures and terms are defined in Appendix A. Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2015-2018.

190327

Table 7.34B – Perceived Great Risk of Harm Associated with Substance Use and Perceived Availability of Substances among Persons Aged 12 to 17: Percentages, 2015-2018
Specific Substance Risk/Availability	2015	2016	2017	2018
PERCEPTIONS OF GREAT RISK¹
Cigarettes
Smoke One or More Packs Per Day	68.2^a	69.3^a	67.2^a	65.3
Marijuana
Smoke Once a Month	27.3^a	27.1^a	24.4^a	22.8
Smoke Once or Twice a Week	40.6^a	40.0^a	37.7^a	34.9
Cocaine
Use Once a Month	56.7^a	56.4^a	55.6^a	54.2
Use Once or Twice a Week	80.2	80.6	80.1	79.6
Heroin
Try Once or Twice	65.3	65.6	66.3^a	64.5
Use Once or Twice a Week	82.9	83.4	84.0	83.0
LSD
Try Once or Twice	51.6^a	50.4^a	49.6^a	47.5
Use Once or Twice a Week	71.5^a	70.5^a	70.4^a	68.4
Alcohol
Have Five or More Drinks Once or Twice a Week	42.5	44.1	43.6	43.2
Have Four or Five Drinks Nearly Every Day	64.1	65.5	65.2	64.4
PERCEIVED AVAILABILITY²
Fairly or Very Easy to Obtain
Marijuana	46.0	44.7	46.1	46.0
Cocaine	12.5	12.6	12.8^a	11.7
Crack	11.8^a	11.5	11.3	10.6
Heroin	8.1	8.7	8.4	8.1
LSD	11.5	12.0	12.4	11.9
Approached in the Past Month by Someone Selling Drugs	11.2^a	11.0	10.9	10.3
* = low precision; -- = not available; da = does not apply; nc = not comparable due to methodological changes; nr = not reported due to measurement issues. ^a The difference between this estimate and the 2018 estimate is statistically significant at the .05 level. Rounding may make the estimates appear identical. ¹ Respondents with unknown Perception of Risk data were excluded from the respective analyses. ² Respondents with unknown Perceived Availability data were excluded from the respective analyses. Definitions: Measures and terms are defined in Appendix A. Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2015-2018.

190327

Table 7.35A – Perceived Great Risk of Harm Associated with Substance Use and Perceived Availability of Substances among Persons Aged 18 or Older: Numbers in Thousands, 2015-2018
Specific Substance Risk/Availability	2015	2016	2017	2018
PERCEPTIONS OF GREAT RISK¹
Cigarettes
Smoke One or More Packs Per Day	176,561^a	177,517	177,104	179,039
Marijuana
Smoke Once a Month	69,922^a	66,853^a	63,856	61,738
Smoke Once or Twice a Week	85,474^a	80,353^a	76,134	73,826
Cocaine
Use Once a Month	175,459^a	176,551	177,252	178,414
Use Once or Twice a Week	210,160^a	211,240^a	213,029	213,609
Heroin
Try Once or Twice	208,261^a	211,064^a	214,915	216,289
Use Once or Twice a Week	227,589^a	229,212^a	232,651^a	233,641
LSD
Try Once or Twice	171,585^a	170,546^a	168,994	167,781
Use Once or Twice a Week	204,016^a	203,699^a	202,661	201,324
Alcohol
Have Five or More Drinks Once or Twice a Week	106,616^a	107,661^a	109,561	111,237
Have Four or Five Drinks Nearly Every Day	166,371^a	166,176^a	169,757	169,738
PERCEIVED AVAILABILITY²
Fairly or Very Easy to Obtain
Marijuana	139,256^a	142,145^a	148,259^a	151,338
Cocaine	53,857	54,462	54,367	54,107
Crack	46,933^a	46,174^a	45,171	44,309
Heroin	38,594^a	42,282	41,683	40,941
LSD	30,739^a	32,566	32,603	33,793
Approached in the Past Month by Someone Selling Drugs	13,149	12,485	12,765	13,067
* = low precision; -- = not available; da = does not apply; nc = not comparable due to methodological changes; nr = not reported due to measurement issues. ^a The difference between this estimate and the 2018 estimate is statistically significant at the .05 level. Rounding may make the estimates appear identical. ¹ Respondents with unknown Perception of Risk data were excluded from the respective analyses. ² Respondents with unknown Perceived Availability data were excluded from the respective analyses. Definitions: Measures and terms are defined in Appendix A. Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2015-2018.

190327

Table 7.35B – Perceived Great Risk of Harm Associated with Substance Use and Perceived Availability of Substances among Persons Aged 18 or Older: Percentages, 2015-2018
Specific Substance Risk/Availability	2015	2016	2017	2018
PERCEPTIONS OF GREAT RISK¹
Cigarettes
Smoke One or More Packs Per Day	73.3^a	73.1	72.1	72.5
Marijuana
Smoke Once a Month	29.3^a	27.8^a	26.3^a	25.2
Smoke Once or Twice a Week	35.8^a	33.4^a	31.4^a	30.2
Cocaine
Use Once a Month	73.6	73.3	72.9	72.9
Use Once or Twice a Week	88.1^a	87.7	87.5	87.2
Heroin
Try Once or Twice	87.3^a	87.6^a	88.3	88.4
Use Once or Twice a Week	95.3	95.1	95.6	95.4
LSD
Try Once or Twice	72.3^a	71.4^a	70.0^a	69.0
Use Once or Twice a Week	86.0^a	85.2^a	83.9^a	82.8
Alcohol
Have Five or More Drinks Once or Twice a Week	44.4	44.4	44.7	45.1
Have Four or Five Drinks Nearly Every Day	69.2	68.5	69.2	68.9
PERCEIVED AVAILABILITY²
Fairly or Very Easy to Obtain
Marijuana	59.9^a	60.5^a	62.5	63.3
Cocaine	23.6	23.6	23.4	23.0
Crack	20.6^a	20.1^a	19.5	18.9
Heroin	16.9	18.4^a	18.0	17.5
LSD	13.5^a	14.2	14.1	14.5
Approached in the Past Month by Someone Selling Drugs	5.4	5.1	5.2	5.3
* = low precision; -- = not available; da = does not apply; nc = not comparable due to methodological changes; nr = not reported due to measurement issues. ^a The difference between this estimate and the 2018 estimate is statistically significant at the .05 level. Rounding may make the estimates appear identical. ¹ Respondents with unknown Perception of Risk data were excluded from the respective analyses. ² Respondents with unknown Perceived Availability data were excluded from the respective analyses. Definitions: Measures and terms are defined in Appendix A. Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2015-2018.

190327

Table 7.36A – Perceived Great Risk of Harm Associated with Substance Use and Perceived Availability of Substances among Persons Aged 18 to 25: Numbers in Thousands, 2015-2018
Specific Substance Risk/Availability	2015	2016	2017	2018
PERCEPTIONS OF GREAT RISK¹
Cigarettes
Smoke One or More Packs Per Day	23,616^a	23,567^a	22,701	22,827
Marijuana
Smoke Once a Month	5,248^a	4,623^a	4,180	4,038
Smoke Once or Twice a Week	6,606^a	5,880^a	5,233	5,185
Cocaine
Use Once a Month	22,546^a	22,170^a	21,346	21,046
Use Once or Twice a Week	29,136^a	28,571^a	28,242^a	27,763
Heroin
Try Once or Twice	28,516^a	28,360^a	27,951	27,723
Use Once or Twice a Week	32,468^a	31,987^a	31,805^a	31,332
LSD
Try Once or Twice	19,508^a	18,442^a	17,380^a	16,644
Use Once or Twice a Week	26,239^a	25,176^a	24,030^a	23,323
Alcohol
Have Five or More Drinks Once or Twice a Week	12,737	12,758	12,934	12,645
Have Four or Five Drinks Nearly Every Day	21,568	21,422	21,553	21,403
PERCEIVED AVAILABILITY²
Fairly or Very Easy to Obtain
Marijuana	24,936	25,131	25,153	24,875
Cocaine	9,030	8,915	8,893	8,866
Crack	5,916^a	5,417	5,214	5,081
Heroin	5,202^a	5,291^a	5,107^a	4,777
LSD	5,918^a	6,480^a	6,679	6,899
Approached in the Past Month by Someone Selling Drugs	5,198^a	4,601	4,876^a	4,499
* = low precision; -- = not available; da = does not apply; nc = not comparable due to methodological changes; nr = not reported due to measurement issues. ^a The difference between this estimate and the 2018 estimate is statistically significant at the .05 level. Rounding may make the estimates appear identical. ¹ Respondents with unknown Perception of Risk data were excluded from the respective analyses. ² Respondents with unknown Perceived Availability data were excluded from the respective analyses. Definitions: Measures and terms are defined in Appendix A. Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2015-2018.

190327

Table 7.36B – Perceived Great Risk of Harm Associated with Substance Use and Perceived Availability of Substances among Persons Aged 18 to 25: Percentages, 2015-2018
Specific Substance Risk/Availability	2015	2016	2017	2018
PERCEPTIONS OF GREAT RISK¹
Cigarettes
Smoke One or More Packs Per Day	68.0	68.6	66.6	67.5
Marijuana
Smoke Once a Month	15.2^a	13.5^a	12.3	12.0
Smoke Once or Twice a Week	19.1^a	17.2^a	15.4	15.4
Cocaine
Use Once a Month	65.3^a	64.8^a	63.0	62.7
Use Once or Twice a Week	84.3^a	83.6	83.3	82.6
Heroin
Try Once or Twice	82.6	83.0	82.6	82.5
Use Once or Twice a Week	94.0^a	93.5	93.9	93.3
LSD
Try Once or Twice	57.0^a	54.5^a	51.8^a	49.9
Use Once or Twice a Week	76.7^a	74.4^a	71.7^a	70.0
Alcohol
Have Five or More Drinks Once or Twice a Week	36.7	37.1	37.9	37.5
Have Four or Five Drinks Nearly Every Day	62.1	62.3	63.2	63.4
PERCEIVED AVAILABILITY²
Fairly or Very Easy to Obtain
Marijuana	72.6^a	74.0	74.6	74.2
Cocaine	26.6	26.6	26.8	26.8
Crack	17.5^a	16.3	15.8	15.4
Heroin	15.4	15.9^a	15.4	14.5
LSD	17.6^a	19.5^a	20.2	20.9
Approached in the Past Month by Someone Selling Drugs	14.9^a	13.3	14.2^a	13.2
* = low precision; -- = not available; da = does not apply; nc = not comparable due to methodological changes; nr = not reported due to measurement issues. ^a The difference between this estimate and the 2018 estimate is statistically significant at the .05 level. Rounding may make the estimates appear identical. ¹ Respondents with unknown Perception of Risk data were excluded from the respective analyses. ² Respondents with unknown Perceived Availability data were excluded from the respective analyses. Definitions: Measures and terms are defined in Appendix A. Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2015-2018.

190327

Table 7.37A – Perceived Great Risk of Harm Associated with Substance Use and Perceived Availability of Substances among Persons Aged 26 or Older: Numbers in Thousands, 2015-2018
Specific Substance Risk/Availability	2015	2016	2017	2018
PERCEPTIONS OF GREAT RISK¹
Cigarettes
Smoke One or More Packs Per Day	152,946^a	153,950^a	154,403	156,212
Marijuana
Smoke Once a Month	64,674^a	62,231^a	59,676	57,699
Smoke Once or Twice a Week	78,868^a	74,473^a	70,902^a	68,641
Cocaine
Use Once a Month	152,913^a	154,381^a	155,906	157,367
Use Once or Twice a Week	181,024^a	182,669^a	184,787	185,845
Heroin
Try Once or Twice	179,745^a	182,704^a	186,964^a	188,566
Use Once or Twice a Week	195,121^a	197,225^a	200,846^a	202,309
LSD
Try Once or Twice	152,076	152,104	151,614	151,137
Use Once or Twice a Week	177,777	178,523	178,631	178,000
Alcohol
Have Five or More Drinks Once or Twice a Week	93,879^a	94,903^a	96,627	98,593
Have Four or Five Drinks Nearly Every Day	144,803^a	144,754^a	148,204	148,335
PERCEIVED AVAILABILITY²
Fairly or Very Easy to Obtain
Marijuana	114,320^a	117,014^a	123,106^a	126,463
Cocaine	44,828	45,547	45,474	45,241
Crack	41,017	40,757	39,957	39,228
Heroin	33,392^a	36,990	36,576	36,164
LSD	24,821^a	26,086	25,923	26,894
Approached in the Past Month by Someone Selling Drugs	7,950	7,884	7,889	8,568
* = low precision; -- = not available; da = does not apply; nc = not comparable due to methodological changes; nr = not reported due to measurement issues. ^a The difference between this estimate and the 2018 estimate is statistically significant at the .05 level. Rounding may make the estimates appear identical. ¹ Respondents with unknown Perception of Risk data were excluded from the respective analyses. ² Respondents with unknown Perceived Availability data were excluded from the respective analyses. Definitions: Measures and terms are defined in Appendix A. Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2015-2018.

190327

Table 7.37B – Perceived Great Risk of Harm Associated with Substance Use and Perceived Availability of Substances among Persons Aged 26 or Older: Percentages, 2015-2018
Specific Substance Risk/Availability	2015	2016	2017	2018
PERCEPTIONS OF GREAT RISK¹
Cigarettes
Smoke One or More Packs Per Day	74.2^a	73.9	73.0	73.2
Marijuana
Smoke Once a Month	31.7^a	30.2^a	28.5^a	27.3
Smoke Once or Twice a Week	38.7^a	36.1^a	34.0^a	32.5
Cocaine
Use Once a Month	75.0	74.7	74.5	74.5
Use Once or Twice a Week	88.8^a	88.4	88.2	87.9
Heroin
Try Once or Twice	88.0^a	88.4^a	89.3	89.3
Use Once or Twice a Week	95.5	95.4	95.8	95.7
LSD
Try Once or Twice	74.8^a	74.2^a	72.9^a	72.0
Use Once or Twice a Week	87.5^a	87.0^a	85.9^a	84.8
Alcohol
Have Five or More Drinks Once or Twice a Week	45.7	45.6	45.8	46.4
Have Four or Five Drinks Nearly Every Day	70.4	69.6	70.2	69.7
PERCEIVED AVAILABILITY²
Fairly or Very Easy to Obtain
Marijuana	57.7^a	58.3^a	60.5	61.5
Cocaine	23.0	23.1	22.8	22.4
Crack	21.1^a	20.8^a	20.1	19.5
Heroin	17.2	18.9^a	18.4	18.0
LSD	12.8	13.3	13.1	13.4
Approached in the Past Month by Someone Selling Drugs	3.8	3.8	3.7	4.0
* = low precision; -- = not available; da = does not apply; nc = not comparable due to methodological changes; nr = not reported due to measurement issues. ^a The difference between this estimate and the 2018 estimate is statistically significant at the .05 level. Rounding may make the estimates appear identical. ¹ Respondents with unknown Perception of Risk data were excluded from the respective analyses. ² Respondents with unknown Perceived Availability data were excluded from the respective analyses. Definitions: Measures and terms are defined in Appendix A. Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2015-2018.

190327

Table 7.38A – Youths Felt That Parents Would Strongly Disapprove of Youth's Substance Use Behaviors and Youths Strongly Disapproved or Somewhat Disapproved of Peers' Substance Use Behaviors among Persons Aged 12 to 17: Numbers in Thousands, 2002-2018
Topics of Perception/Feelings Questions	2002	2003	2004	2005	2006	2007	2008	2009	2010	2011	2012	2013	2014	2015	2016	2017	2018
YOUTH'S PERCEPTION OF PARENTS' FEELINGS ABOUT YOUTH…	Youths Who Felt That Parents Would Strongly Disapprove of Youth's Substance Use Behaviors¹
Smoking One or More Packs of Cigarettes Per Day	21,890^a	22,084^a	22,500^a	22,726	22,839	22,846	22,661^a	22,479^a	22,255^a	22,926	22,871	22,920	22,965	22,929	23,014	23,066^a	22,864
Trying Marijuana Once or Twice	21,834^a	22,029^a	22,358^a	22,512^a	22,652^a	22,592^a	22,271^a	22,014^a	21,570^a	21,972^a	21,959^a	21,677^a	21,423^a	21,458^a	21,160^a	20,914^a	20,564
Using Marijuana Once a Month or More	22,536^a	22,747^a	23,127^a	23,203^a	23,319^a	23,177^a	22,859^a	22,602^a	22,119^a	22,574^a	22,448^a	22,209^a	22,028^a	21,999^a	21,782^a	21,655^a	21,415
Having One or Two Drinks of an Alcoholic Beverage Nearly Every Day	21,810^a	21,840^a	22,158	22,209	22,442^a	22,272^a	22,044	21,946	21,773^a	22,274^a	22,273^a	22,232	22,210	22,291^a	22,346^a	22,367^a	22,047
YOUTH'S FEELINGS ABOUT PEERS…	Youths Who Strongly Disapproved or Somewhat Disapproved of Peers' Substance Use Behaviors²
Smoking One or More Packs of Cigarettes Per Day	21,396^a	21,642^a	21,967^a	22,054^a	22,337^a	22,321^a	22,065^a	21,956^a	21,793^a	22,405^a	22,510^a	22,424^a	22,736	22,899	22,967	23,081^a	22,873
Trying Marijuana Once or Twice	19,525^a	19,762^a	20,079^a	20,225^a	20,474^a	20,521^a	20,211^a	19,873^a	19,553^a	19,724^a	19,816^a	19,509^a	19,516^a	19,731^a	19,619^a	19,391	19,117
Using Marijuana Once a Month or More	19,749^a	19,908^a	20,350^a	20,386^a	20,734^a	20,641^a	20,354^a	19,970^a	19,630^a	19,787^a	19,783^a	19,436^a	19,425^a	19,643^a	19,677^a	19,427^a	19,110
Having One or Two Drinks of an Alcoholic Beverage Nearly Every Day	20,798^a	20,875^a	21,215^a	21,447^a	21,664^a	21,577^a	21,451^a	21,278^a	21,212^a	21,708^a	21,854^a	21,778^a	22,015	22,081	22,227	22,246	22,119
* = low precision; -- = not available; da = does not apply; nc = not comparable due to methodological changes; nr = not reported due to measurement issues. NOTE: Some 2006 to 2010 estimates may differ from previously published estimates due to updates (see Section 3.3.5 in Chapter 3 of the 2018 National Survey on Drug Use and Health: Methodological Summary and Definitions). ^a The difference between this estimate and the 2018 estimate is statistically significant at the .05 level. Rounding may make the estimates appear identical. ¹ Respondents with unknown Perceptions of Parents' Feelings data were excluded from the respective analyses. ² Respondents with unknown Feelings about Peers data were excluded from the respective analyses. Definitions: Measures and terms are defined in Appendix A. Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2002-2018.

190327

Table 7.38B – Youths Felt That Parents Would Strongly Disapprove of Youth's Substance Use Behaviors and Youths Strongly Disapproved or Somewhat Disapproved of Peers' Substance Use Behaviors among Persons Aged 12 to 17: Percentages, 2002-2018
Topics of Perception/Feelings Questions	2002	2003	2004	2005	2006	2007	2008	2009	2010	2011	2012	2013	2014	2015	2016	2017	2018
YOUTH'S PERCEPTION OF PARENTS' FEELINGS ABOUT YOUTH…	Youths Who Felt That Parents Would Strongly Disapprove of Youth's Substance Use Behaviors¹
Smoking One or More Packs of Cigarettes Per Day	89.5^a	89.8^a	90.6^a	91.1^a	91.4^a	92.1^a	92.4^a	92.6^a	92.6^a	93.2	93.1	93.5	93.8	93.6	94.0	93.8	93.6
Trying Marijuana Once or Twice	89.1^a	89.4^a	89.8^a	90.2^a	90.4^a	91.0^a	90.7^a	90.5^a	89.6^a	89.3^a	89.3^a	88.4^a	87.5^a	87.6^a	86.5^a	85.1	84.3
Using Marijuana Once a Month or More	92.0^a	92.2^a	93.0^a	92.9^a	93.1^a	93.3^a	93.1^a	93.0^a	91.9^a	91.6^a	91.3^a	90.6^a	90.0^a	89.8^a	89.0^a	88.1	87.7
Having One or Two Drinks of an Alcoholic Beverage Nearly Every Day	89.0^a	88.5^a	89.0^a	88.9^a	89.6	89.6	89.7	90.3	90.5	90.5	90.5	90.7	90.6	90.9	91.2^a	91.0	90.3
YOUTH'S FEELINGS ABOUT PEERS…	Youths Who Strongly Disapproved or Somewhat Disapproved of Peers' Substance Use Behaviors²
Smoking One or More Packs of Cigarettes Per Day	87.1^a	87.6^a	88.1^a	88.2^a	89.1^a	89.8^a	89.7^a	90.3^a	90.5^a	91.0^a	91.4^a	91.4^a	92.5^a	93.4	93.6	93.8	93.4
Trying Marijuana Once or Twice	79.5^a	80.0^a	80.6^a	80.8^a	81.7^a	82.5^a	82.2^a	81.7^a	81.3^a	80.0^a	80.5^a	79.5^a	79.5^a	80.4^a	80.0^a	78.8	78.2
Using Marijuana Once a Month or More	80.4^a	80.6^a	81.6^a	81.4^a	82.7^a	82.9^a	82.7^a	82.1^a	81.5^a	80.3^a	80.3^a	79.2	79.2	80.1^a	80.2^a	79.0	78.2
Having One or Two Drinks of an Alcoholic Beverage Nearly Every Day	84.7^a	84.4^a	85.0^a	85.6^a	86.4^a	86.6^a	87.1^a	87.5^a	88.1^a	88.1^a	88.7^a	88.7^a	89.7	90.1	90.6	90.4	90.4
* = low precision; -- = not available; da = does not apply; nc = not comparable due to methodological changes; nr = not reported due to measurement issues. NOTE: Some 2006 to 2010 estimates may differ from previously published estimates due to updates (see Section 3.3.5 in Chapter 3 of the 2018 National Survey on Drug Use and Health: Methodological Summary and Definitions). ^a The difference between this estimate and the 2018 estimate is statistically significant at the .05 level. Rounding may make the estimates appear identical. ¹ Respondents with unknown Perceptions of Parents' Feelings data were excluded from the respective analyses. ² Respondents with unknown Feelings about Peers data were excluded from the respective analyses. Definitions: Measures and terms are defined in Appendix A. Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2002-2018.

190528

Table 7.39A – Participated in a Substance Use Program or Exposed to Substance Use Prevention Message in Past Year among Persons Aged 12 to 17: Numbers in Thousands, 2002-2018
Prevention Program/Messages	2002	2003	2004	2005	2006	2007	2008	2009	2010	2011	2012	2013	2014	2015	2016	2017	2018
Participated in Alcohol, Tobacco, or Drug Prevention Program Outside of School	3,134^a	3,455^a	3,070^a	2,946^a	2,885^a	2,841	2,742	2,944^a	2,774	2,894^a	2,949^a	2,840	2,735	2,777	2,796	2,607	2,653
Participated in Program or Meeting to Help Deal with Drug or Alcohol Use	1,347^a	1,476^a	1,358^a	1,341^a	1,226^a	1,192^a	1,090^a	1,000	1,002	983	1,015^a	892	1,003	902	911	824	888
Saw or Heard Alcohol or Drug Prevention Message from Sources Outside School	20,483^a	20,757^a	20,762^a	20,365^a	19,928^a	19,407^a	19,179^a	18,711^a	18,243^a	18,489^a	18,712^a	17,792^a	17,849^a	17,925^a	17,740^a	17,505	17,212
Saw or Heard Drug or Alcohol Prevention Messages in School among Youths Enrolled in School¹	17,599^a	17,424^a	17,794^a	18,191^a	17,884^a	17,604^a	17,534^a	17,126	17,170^a	17,294^a	17,425^a	16,909	16,857	16,976	16,828	16,506	16,443
Talked to Parents about Dangers of Tobacco, Alcohol, or Drug Use	14,255^a	14,566^a	15,063^a	15,002^a	15,012^a	14,827^a	14,416^a	14,090	13,916	14,224	14,338^a	13,565^a	13,728	13,987	13,715	13,753	13,906
* = low precision; -- = not available; da = does not apply; nc = not comparable due to methodological changes; nr = not reported due to measurement issues. NOTE: Some 2006 to 2010 estimates may differ from previously published estimates due to updates (see Section 3.3.5 in Chapter 3 of the 2018 National Survey on Drug Use and Health: Methodological Summary and Definitions). NOTE: Respondents with unknown Substance Use Program Participation or Prevention Message Exposure data were excluded from the respective analyses. ^a The difference between this estimate and the 2018 estimate is statistically significant at the .05 level. Rounding may make the estimates appear identical. ¹ Youths who did not report their school enrollment status or reported not being enrolled in school in the past 12 months were excluded from this analysis. Youths reporting that they were "home-schooled" in the past 12 months were considered to be enrolled in school. Definitions: Measures and terms are defined in Appendix A. Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2002-2018.

190528

Table 7.39B – Participated in a Substance Use Program or Exposed to Substance Use Prevention Message in Past Year among Persons Aged 12 to 17: Percentages, 2002-2018
Prevention Program/Messages	2002	2003	2004	2005	2006	2007	2008	2009	2010	2011	2012	2013	2014	2015	2016	2017	2018
Participated in Alcohol, Tobacco, or Drug Prevention Program Outside of School	12.7^a	13.9^a	12.2^a	11.7	11.4	11.4	11.1	12.1^a	11.5	11.7^a	11.9^a	11.5	11.1	11.3	11.4	10.6	10.8
Participated in Program or Meeting to Help Deal with Drug or Alcohol Use	5.5^a	6.0^a	5.4^a	5.3^a	4.9^a	4.8^a	4.4^a	4.1	4.2^a	4.0	4.1	3.6	4.1	3.7	3.7	3.4	3.6
Saw or Heard Alcohol or Drug Prevention Message from Sources Outside School	83.2^a	83.6^a	83.0^a	81.1^a	79.3^a	77.8^a	77.9^a	76.9^a	75.9^a	75.1^a	75.9^a	72.6^a	72.9^a	73.3^a	72.7^a	71.6	70.5
Saw or Heard Drug or Alcohol Prevention Messages in School among Youths Enrolled in School¹	78.8^a	78.1^a	78.2^a	77.9^a	76.9^a	75.8^a	76.1^a	75.2^a	75.7^a	74.6^a	75.0^a	73.5^a	73.0^a	72.7^a	71.8	70.4	70.7
Talked to Parents about Dangers of Tobacco, Alcohol, or Drug Use	58.1	58.9^a	60.3^a	59.8^a	59.8^a	59.6^a	58.6^a	58.1	58.0	57.8	58.3	55.5^a	56.2	57.2	56.3	56.3	57.0
* = low precision; -- = not available; da = does not apply; nc = not comparable due to methodological changes; nr = not reported due to measurement issues. NOTE: Some 2006 to 2010 estimates may differ from previously published estimates due to updates (see Section 3.3.5 in Chapter 3 of the 2018 National Survey on Drug Use and Health: Methodological Summary and Definitions). NOTE: Respondents with unknown Substance Use Program Participation or Prevention Message Exposure data were excluded from the respective analyses. ^a The difference between this estimate and the 2018 estimate is statistically significant at the .05 level. Rounding may make the estimates appear identical. ¹ Youths who did not report their school enrollment status or reported not being enrolled in school in the past 12 months were excluded from this analysis. Youths reporting that they were "home-schooled" in the past 12 months were considered to be enrolled in school. Definitions: Measures and terms are defined in Appendix A. Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2002-2018.

190509

Table 7.40A – Past Year Initiation of Substance Use among Persons Aged 12 or Older: Numbers in Thousands, 2002-2018
Substance	2002	2003	2004	2005	2006	2007	2008	2009	2010	2011	2012	2013	2014	2015	2016	2017	2018
ILLICIT DRUGS	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nr	nr	nr	nr
Marijuana	2,196^a	1,973^a	2,142^a	2,114^a	2,061^a	2,089^a	2,224^a	2,379^a	2,439^a	2,617^a	2,398^a	2,427^a	2,568^a	2,600^a	2,582^a	3,033	3,061
Cocaine	1,032	986	998	872	977	906	724	623^a	642^a	670^a	639^a	601^a	766	968	1,085^a	1,037	874
Crack	337^a	269^a	215^a	230^a	243^a	353^a	209^a	95	83	76	84	58	109	37^a	88	83	101
Heroin	117	92	118	108	90	106	116	187	142	178	156	169	212^a	135	170	81	117
Hallucinogens	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	1,160	1,178	1,194	1,116
LSD	338^a	200^a	235^a	243^a	265^a	271^a	400^a	341^a	381^a	358^a	421^a	482^a	586^a	664	844	794	778
PCP	123^a	105^a	106^a	77^a	70^a	58^a	53^a	45^a	46^a	48^a	90^a	32	41^a	42^a	43	23	14
Ecstasy	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	839	757	787	722
Inhalants	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	600	526	575	576
Methamphetamine	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	225	192	195	205
Misuse of Psychotherapeutics¹	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nr	nr	nr	nr
Pain Relievers¹	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	2,126	2,139	2,010	1,908
Stimulants	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	1,260^a	1,374^a	1,192	1,001
Tranquilizers or Sedatives	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nr	nr	nr	nr
Tranquilizers	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	1,437	1,374	1,446	1,210
Sedatives	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	425^a	294	271	251
Benzodiazepines	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Opioids	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nr	nr	nr	nr
Illicit Drugs Other Than Marijuana²	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nr	nr	nr	nr
CIGARETTES	1,940	1,983	2,122^a	2,282^a	2,456^a	2,231^a	2,453^a	2,545^a	2,403^a	2,394^a	2,336^a	2,071^a	2,164^a	1,956	1,782	1,898	1,825
Daily Cigarette Use	1,016^a	1,064^a	1,101^a	965^a	1,049^a	983^a	945^a	1,136^a	962^a	878^a	778^a	813^a	756^a	622^a	620	608	495
SMOKELESS TOBACCO	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	1,335^a	1,157^a	1,013	918
CIGARS	2,858^a	2,736^a	3,058^a	3,349^a	3,061^a	3,078^a	2,918^a	3,146^a	2,950^a	2,800^a	2,664^a	2,770^a	2,597^a	2,569^a	2,359	2,338	2,274
ALCOHOL	3,942^a	4,082^a	4,396^a	4,274^a	4,378^a	4,551	4,466^a	4,561	4,675	4,699	4,589	4,559	4,655	4,761	4,639	4,914	4,878
* = low precision; -- = not available; da = does not apply; nc = not comparable due to methodological changes; nr = not reported due to measurement issues. NOTE: Some 2006 to 2010 estimates may differ from previously published estimates due to updates (see Section 3.3.5 in Chapter 3 of the 2018 National Survey on Drug Use and Health: Methodological Summary and Definitions). NOTE: Methodological limitations preclude the estimation of past year initiates for the overall prescription psychotherapeutics category and consequently the overall illicit drugs and illicit drugs other than marijuana categories. ^a The difference between this estimate and the 2018 estimate is statistically significant at the .05 level. Rounding may make the estimates appear identical. ¹ Prescription psychotherapeutic subtypes were revised in 2016; one effect was the comparability of codeine products between 2015 and later years. ² Illicit Drugs Other Than Marijuana excludes respondents who used only marijuana but includes those who used marijuana in addition to other illicit drugs. Definitions: Measures and terms are defined in Appendix A. Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2002-2018.

190509

Table 7.40B – Past Year Initiation of Substance Use among Persons Aged 12 or Older: Percentages, 2002-2018
Substance	2002	2003	2004	2005	2006	2007	2008	2009	2010	2011	2012	2013	2014	2015	2016	2017	2018
ILLICIT DRUGS	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nr	nr	nr	nr
Marijuana	0.9^a	0.8^a	0.9^a	0.9^a	0.8^a	0.8^a	0.9^a	0.9^a	1.0^a	1.0	0.9^a	0.9^a	1.0^a	1.0^a	1.0^a	1.1	1.1
Cocaine	0.4^a	0.4^a	0.4^a	0.4	0.4^a	0.4	0.3	0.2^a	0.3^a	0.3	0.2^a	0.2^a	0.3	0.4	0.4^a	0.4	0.3
Crack	0.1^a	0.1^a	0.1^a	0.1^a	0.1^a	0.1^a	0.1^a	0.0	0.0	0.0	0.0	0.0	0.0	0.0^a	0.0	0.0	0.0
Heroin	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.1^a	0.1	0.1	0.1	0.1	0.1^a	0.1	0.1	0.0	0.0
Hallucinogens	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	0.4	0.4	0.4	0.4
LSD	0.1^a	0.1^a	0.1^a	0.1^a	0.1^a	0.1^a	0.2^a	0.1^a	0.2^a	0.1^a	0.2^a	0.2^a	0.2^a	0.2	0.3	0.3	0.3
PCP	0.1^a	0.0^a	0.0^a	0.0^a	0.0^a	0.0^a	0.0^a	0.0^a	0.0^a	0.0^a	0.0^a	0.0	0.0^a	0.0^a	0.0	0.0	0.0
Ecstasy	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	0.3	0.3	0.3	0.3
Inhalants	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	0.2	0.2	0.2	0.2
Methamphetamine	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	0.1	0.1	0.1	0.1
Misuse of Psychotherapeutics¹	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nr	nr	nr	nr
Pain Relievers¹	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	0.8	0.8	0.7	0.7
Stimulants	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	0.5^a	0.5^a	0.4^a	0.4
Tranquilizers or Sedatives	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nr	nr	nr	nr
Tranquilizers	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	0.5^a	0.5	0.5	0.4
Sedatives	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	0.2^a	0.1	0.1	0.1
Benzodiazepines	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Opioids	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nr	nr	nr	nr
Illicit Drugs Other Than Marijuana²	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nr	nr	nr	nr
CIGARETTES	0.8^a	0.8^a	0.9^a	0.9^a	1.0^a	0.9^a	1.0^a	1.0^a	0.9^a	0.9^a	0.9^a	0.8^a	0.8^a	0.7	0.7	0.7	0.7
Daily Cigarette Use	0.4^a	0.4^a	0.5^a	0.4^a	0.4^a	0.4^a	0.4^a	0.5^a	0.4^a	0.3^a	0.3^a	0.3^a	0.3^a	0.2^a	0.2^a	0.2	0.2
SMOKELESS TOBACCO	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	0.5^a	0.4^a	0.4	0.3
CIGARS	1.2^a	1.2^a	1.3^a	1.4^a	1.2^a	1.2^a	1.2^a	1.2^a	1.2^a	1.1^a	1.0^a	1.1^a	1.0^a	1.0^a	0.9	0.9	0.8
ALCOHOL	1.7	1.7	1.8	1.8	1.8	1.8	1.8	1.8	1.8	1.8	1.8	1.7	1.8	1.8	1.7	1.8	1.8
* = low precision; -- = not available; da = does not apply; nc = not comparable due to methodological changes; nr = not reported due to measurement issues. NOTE: Some 2006 to 2010 estimates may differ from previously published estimates due to updates (see Section 3.3.5 in Chapter 3 of the 2018 National Survey on Drug Use and Health: Methodological Summary and Definitions). NOTE: Methodological limitations preclude the estimation of past year initiates for the overall prescription psychotherapeutics category and consequently the overall illicit drugs and illicit drugs other than marijuana categories. ^a The difference between this estimate and the 2018 estimate is statistically significant at the .05 level. Rounding may make the estimates appear identical. ¹ Prescription psychotherapeutic subtypes were revised in 2016; one effect was the comparability of codeine products between 2015 and later years. ² Illicit Drugs Other Than Marijuana excludes respondents who used only marijuana but includes those who used marijuana in addition to other illicit drugs. Definitions: Measures and terms are defined in Appendix A. Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2002-2018.

190509

Table 7.41A – Past Year Initiation of Substance Use among Persons Aged 12 to 17: Numbers in Thousands, 2002-2018
Substance	2002	2003	2004	2005	2006	2007	2008	2009	2010	2011	2012	2013	2014	2015	2016	2017	2018
ILLICIT DRUGS	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nr	nr	nr	nr
Marijuana	1,373	1,219	1,252	1,139^a	1,194^a	1,168^a	1,248	1,343	1,274	1,375	1,255	1,200	1,203	1,169^a	1,197	1,204	1,339
Cocaine	310^a	282^a	274^a	286^a	260^a	254^a	196^a	145^a	156^a	146^a	120^a	94	117	112	107	98	74
Crack	86^a	76^a	42^a	32^a	41^a	52^a	17^a	18^a	14^a	19^a	18	10	11	*	6	9	4
Heroin	39^a	25^a	31^a	18	24^a	16	29^a	19	23^a	38^a	21	21	13	11	8	9	7
Hallucinogens	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	340^a	319^a	344^a	234
LSD	180	96^a	99	105	76^a	97^a	147	106	100	123	125	122	165	206^a	160	188	142
PCP	77^a	59^a	43^a	55^a	43^a	38^a	37^a	26^a	22^a	29^a	45^a	19^a	17	34^a	12	13	5
Ecstasy	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	168^a	143	146	105
Inhalants	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	349	262	289	308
Methamphetamine	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	24	16	27	31
Misuse of Psychotherapeutics¹	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nr	nr	nr	nr
Pain Relievers¹	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	415^a	423^a	316	310
Stimulants	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	276^a	244	217	181
Tranquilizers or Sedatives	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nr	nr	nr	nr
Tranquilizers	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	210	228	223	215
Sedatives	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	46	55	34	36
Benzodiazepines	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Opioids	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nr	nr	nr	nr
Illicit Drugs Other Than Marijuana²	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nr	nr	nr	nr
CIGARETTES	1,187^a	1,226^a	1,294^a	1,303^a	1,333^a	1,198^a	1,288^a	1,273^a	1,205^a	1,165^a	1,032^a	932^a	838^a	823^a	723^a	604	571
Daily Cigarette Use	403^a	439^a	417^a	334^a	386^a	333^a	277^a	313^a	286^a	268^a	197^a	209^a	165^a	119^a	105^a	86	63
SMOKELESS TOBACCO	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	460^a	353	397^a	307
CIGARS	1,113^a	1,163^a	1,246^a	1,270^a	1,217^a	1,145^a	1,120^a	1,085^a	940^a	969^a	849^a	730^a	797^a	671^a	575	599^a	493
ALCOHOL	2,588^a	2,593^a	2,743^a	2,749^a	2,706^a	2,698^a	2,568	2,662^a	2,476	2,622^a	2,448	2,417	2,335	2,358	2,293	2,332	2,380
* = low precision; -- = not available; da = does not apply; nc = not comparable due to methodological changes; nr = not reported due to measurement issues. NOTE: Some 2006 to 2010 estimates may differ from previously published estimates due to updates (see Section 3.3.5 in Chapter 3 of the 2018 National Survey on Drug Use and Health: Methodological Summary and Definitions). NOTE: Methodological limitations preclude the estimation of past year initiates for the overall prescription psychotherapeutics category and consequently the overall illicit drugs and illicit drugs other than marijuana categories. ^a The difference between this estimate and the 2018 estimate is statistically significant at the .05 level. Rounding may make the estimates appear identical. ¹ Prescription psychotherapeutic subtypes were revised in 2016; one effect was the comparability of codeine products between 2015 and later years. ² Illicit Drugs Other Than Marijuana excludes respondents who used only marijuana but includes those who used marijuana in addition to other illicit drugs. Definitions: Measures and terms are defined in Appendix A. Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2002-2018.

190509

Table 7.41B – Past Year Initiation of Substance Use among Persons Aged 12 to 17: Percentages, 2002-2018
Substance	2002	2003	2004	2005	2006	2007	2008	2009	2010	2011	2012	2013	2014	2015	2016	2017	2018
ILLICIT DRUGS	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nr	nr	nr	nr
Marijuana	5.5	4.9	5.0	4.5^a	4.7^a	4.6^a	5.0	5.5	5.2	5.5	5.0	4.8	4.8	4.7^a	4.8	4.8	5.4
Cocaine	1.3^a	1.1^a	1.1^a	1.1^a	1.0^a	1.0^a	0.8^a	0.6^a	0.6^a	0.6^a	0.5^a	0.4	0.5	0.5	0.4	0.4	0.3
Crack	0.3^a	0.3^a	0.2^a	0.1^a	0.2^a	0.2^a	0.1^a	0.1^a	0.1^a	0.1^a	0.1	0.0	0.0	*	0.0	0.0	0.0
Heroin	0.2^a	0.1^a	0.1^a	0.1	0.1^a	0.1	0.1^a	0.1	0.1^a	0.2^a	0.1	0.1	0.1	0.0	0.0	0.0	0.0
Hallucinogens	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	1.4^a	1.3^a	1.4^a	0.9
LSD	0.7	0.4^a	0.4^a	0.4	0.3^a	0.4^a	0.6	0.4	0.4	0.5	0.5	0.5	0.7	0.8^a	0.6	0.8	0.6
PCP	0.3^a	0.2^a	0.2^a	0.2^a	0.2^a	0.2^a	0.1^a	0.1^a	0.1^a	0.1^a	0.2^a	0.1^a	0.1	0.1^a	0.0	0.1	0.0
Ecstasy	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	0.7^a	0.6	0.6	0.4
Inhalants	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	1.4	1.1	1.2	1.2
Methamphetamine	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	0.1	0.1	0.1	0.1
Misuse of Psychotherapeutics¹	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nr	nr	nr	nr
Pain Relievers¹	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	1.7^a	1.7^a	1.3	1.2
Stimulants	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	1.1^a	1.0	0.9	0.7
Tranquilizers or Sedatives	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nr	nr	nr	nr
Tranquilizers	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	0.8	0.9	0.9	0.9
Sedatives	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	0.2	0.2	0.1	0.1
Benzodiazepines	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Opioids	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nr	nr	nr	nr
Illicit Drugs Other Than Marijuana²	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nr	nr	nr	nr
CIGARETTES	4.8^a	4.9^a	5.1^a	5.1^a	5.2^a	4.7^a	5.2^a	5.2^a	4.9^a	4.7^a	4.1^a	3.7^a	3.4^a	3.3^a	2.9^a	2.4	2.3
Daily Cigarette Use	1.6^a	1.8^a	1.7^a	1.3^a	1.5^a	1.3^a	1.1^a	1.3^a	1.2^a	1.1^a	0.8^a	0.8^a	0.7^a	0.5^a	0.4^a	0.3	0.3
SMOKELESS TOBACCO	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	1.8^a	1.4	1.6^a	1.2
CIGARS	4.5^a	4.7^a	4.9^a	5.0^a	4.8^a	4.5^a	4.5^a	4.4^a	3.9^a	3.9^a	3.4^a	2.9^a	3.2^a	2.7^a	2.3	2.4^a	2.0
ALCOHOL	10.5^a	10.4^a	10.9^a	10.8^a	10.7^a	10.7^a	10.3	10.8^a	10.2	10.5^a	9.8	9.7	9.4	9.5	9.2	9.3	9.6
* = low precision; -- = not available; da = does not apply; nc = not comparable due to methodological changes; nr = not reported due to measurement issues. NOTE: Some 2006 to 2010 estimates may differ from previously published estimates due to updates (see Section 3.3.5 in Chapter 3 of the 2018 National Survey on Drug Use and Health: Methodological Summary and Definitions). NOTE: Methodological limitations preclude the estimation of past year initiates for the overall prescription psychotherapeutics category and consequently the overall illicit drugs and illicit drugs other than marijuana categories. ^a The difference between this estimate and the 2018 estimate is statistically significant at the .05 level. Rounding may make the estimates appear identical. ¹ Prescription psychotherapeutic subtypes were revised in 2016; one effect was the comparability of codeine products between 2015 and later years. ² Illicit Drugs Other Than Marijuana excludes respondents who used only marijuana but includes those who used marijuana in addition to other illicit drugs. Definitions: Measures and terms are defined in Appendix A. Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2002-2018.

190509

Table 7.42A – Past Year Initiation of Substance Use among Persons Aged 18 or Older: Numbers in Thousands, 2002-2018
Substance	2002	2003	2004	2005	2006	2007	2008	2009	2010	2011	2012	2013	2014	2015	2016	2017	2018
ILLICIT DRUGS	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nr	nr	nr	nr
Marijuana	823^a	754^a	890^a	975^a	868^a	921^a	976^a	1,036^a	1,165^a	1,242^a	1,143^a	1,227^a	1,365^a	1,431^a	1,385^a	1,829	1,722
Cocaine	721	704	724	586^a	718	652	527^a	478^a	486^a	523^a	519^a	507^a	649	856	978	939	799
Crack	251^a	193^a	173^a	197^a	202^a	300^a	191^a	77	69	57	66	47	98	37^a	82	73	97
Heroin	78	67	87	90	65	90	86	167	119	140	135	148	198^a	124	162	72	110
Hallucinogens	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	819	860	850	882
LSD	158^a	104^a	136^a	138^a	189^a	174^a	253^a	234^a	280^a	235^a	296^a	360^a	421^a	458^a	684	606	636
PCP	46	46	63	22	27	19	16	19	25	19	45	13	24	*	31	*	*
Ecstasy	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	671	614	641	617
Inhalants	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	250	264	286	269
Methamphetamine	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	201	176	168	174
Misuse of Psychotherapeutics¹	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nr	nr	nr	nr
Pain Relievers¹	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	1,710	1,716	1,694	1,598
Stimulants	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	984	1,130^a	975	820
Tranquilizers or Sedatives	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nr	nr	nr	nr
Tranquilizers	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	1,227	1,146	1,222	995
Sedatives	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	379^a	239	237	216
Benzodiazepines	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Opioids	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nr	nr	nr	nr
Illicit Drugs Other Than Marijuana²	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nr	nr	nr	nr
CIGARETTES	753^a	757^a	829^a	979^a	1,124	1,033^a	1,165	1,271	1,198	1,229	1,304	1,139	1,325	1,133	1,059	1,293	1,254
Daily Cigarette Use	612^a	625^a	684^a	631^a	664^a	650^a	668^a	822^a	676^a	610^a	580^a	605^a	592^a	503	514	522	433
SMOKELESS TOBACCO	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	875^a	804	615	611
CIGARS	1,745	1,572	1,813	2,079^a	1,845	1,933	1,797	2,061	2,010	1,831	1,815	2,040	1,800	1,898	1,784	1,739	1,781
ALCOHOL	1,354^a	1,490^a	1,653^a	1,525^a	1,673^a	1,853^a	1,898^a	1,899^a	2,199^a	2,077^a	2,141^a	2,142^a	2,320	2,403	2,346	2,583	2,498
* = low precision; -- = not available; da = does not apply; nc = not comparable due to methodological changes; nr = not reported due to measurement issues. NOTE: Some 2006 to 2010 estimates may differ from previously published estimates due to updates (see Section 3.3.5 in Chapter 3 of the 2018 National Survey on Drug Use and Health: Methodological Summary and Definitions). NOTE: Methodological limitations preclude the estimation of past year initiates for the overall prescription psychotherapeutics category and consequently the overall illicit drugs and illicit drugs other than marijuana categories. ^a The difference between this estimate and the 2018 estimate is statistically significant at the .05 level. Rounding may make the estimates appear identical. ¹ Prescription psychotherapeutic subtypes were revised in 2016; one effect was the comparability of codeine products between 2015 and later years. ² Illicit Drugs Other Than Marijuana excludes respondents who used only marijuana but includes those who used marijuana in addition to other illicit drugs. Definitions: Measures and terms are defined in Appendix A. Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2002-2018.

190509

Table 7.42B – Past Year Initiation of Substance Use among Persons Aged 18 or Older: Percentages, 2002-2018
Substance	2002	2003	2004	2005	2006	2007	2008	2009	2010	2011	2012	2013	2014	2015	2016	2017	2018
ILLICIT DRUGS	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nr	nr	nr	nr
Marijuana	0.4^a	0.4^a	0.4^a	0.4^a	0.4^a	0.4^a	0.4^a	0.5^a	0.5^a	0.5^a	0.5^a	0.5^a	0.6^a	0.6^a	0.6^a	0.7	0.7
Cocaine	0.3	0.3	0.3	0.3	0.3	0.3	0.2^a	0.2^a	0.2^a	0.2^a	0.2^a	0.2^a	0.3	0.4	0.4^a	0.4	0.3
Crack	0.1^a	0.1^a	0.1^a	0.1^a	0.1^a	0.1^a	0.1^a	0.0	0.0	0.0	0.0	0.0	0.0	0.0^a	0.0	0.0	0.0
Heroin	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.1	0.1	0.1	0.1	0.1	0.1^a	0.1	0.1	0.0	0.0
Hallucinogens	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	0.3	0.4	0.3	0.4
LSD	0.1^a	0.0^a	0.1^a	0.1^a	0.1^a	0.1^a	0.1^a	0.1^a	0.1^a	0.1^a	0.1^a	0.2^a	0.2^a	0.2^a	0.3	0.2	0.3
PCP	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	*	0.0	*	*
Ecstasy	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	0.3	0.3	0.3	0.2
Inhalants	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	0.1	0.1	0.1	0.1
Methamphetamine	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	0.1	0.1	0.1	0.1
Misuse of Psychotherapeutics¹	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nr	nr	nr	nr
Pain Relievers¹	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	0.7	0.7	0.7	0.6
Stimulants	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	0.4	0.5^a	0.4	0.3
Tranquilizers or Sedatives	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nr	nr	nr	nr
Tranquilizers	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	0.5^a	0.5	0.5	0.4
Sedatives	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	0.2^a	0.1	0.1	0.1
Benzodiazepines	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Opioids	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nr	nr	nr	nr
Illicit Drugs Other Than Marijuana²	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nr	nr	nr	nr
CIGARETTES	0.4^a	0.4^a	0.4^a	0.4	0.5	0.5	0.5	0.6	0.5	0.5	0.6	0.5	0.6	0.5	0.4	0.5	0.5
Daily Cigarette Use	0.3^a	0.3^a	0.3^a	0.3^a	0.3^a	0.3^a	0.3^a	0.4^a	0.3^a	0.3^a	0.2^a	0.3^a	0.2^a	0.2	0.2	0.2	0.2
SMOKELESS TOBACCO	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	0.4^a	0.3^a	0.2	0.2
CIGARS	0.8	0.7	0.8^a	1.0^a	0.8^a	0.9^a	0.8	0.9^a	0.9^a	0.8	0.8	0.9^a	0.7	0.8	0.7	0.7	0.7
ALCOHOL	0.6^a	0.7^a	0.8^a	0.7^a	0.8^a	0.8^a	0.8^a	0.8^a	1.0	0.9^a	0.9	0.9	1.0	1.0	1.0	1.0	1.0
* = low precision; -- = not available; da = does not apply; nc = not comparable due to methodological changes; nr = not reported due to measurement issues. NOTE: Some 2006 to 2010 estimates may differ from previously published estimates due to updates (see Section 3.3.5 in Chapter 3 of the 2018 National Survey on Drug Use and Health: Methodological Summary and Definitions). NOTE: Methodological limitations preclude the estimation of past year initiates for the overall prescription psychotherapeutics category and consequently the overall illicit drugs and illicit drugs other than marijuana categories. ^a The difference between this estimate and the 2018 estimate is statistically significant at the .05 level. Rounding may make the estimates appear identical. ¹ Prescription psychotherapeutic subtypes were revised in 2016; one effect was the comparability of codeine products between 2015 and later years. ² Illicit Drugs Other Than Marijuana excludes respondents who used only marijuana but includes those who used marijuana in addition to other illicit drugs. Definitions: Measures and terms are defined in Appendix A. Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2002-2018.

190509

Table 7.43A – Past Year Initiation of Substance Use among Persons Aged 18 to 25: Numbers in Thousands, 2002-2018
Substance	2002	2003	2004	2005	2006	2007	2008	2009	2010	2011	2012	2013	2014	2015	2016	2017	2018
ILLICIT DRUGS	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nr	nr	nr	nr
Marijuana	733^a	666^a	714^a	723^a	742^a	787^a	817^a	988^a	918^a	1,060	966^a	1,017^a	1,094	1,048	1,013^a	1,304	1,197
Cocaine	594	576	592	498	570	541	426^a	397^a	372^a	467^a	443^a	432^a	501	663	766	729	616
Crack	100^a	109^a	120^a	142^a	132^a	88^a	91^a	62	39	40	49	25	54	37	48	21	36
Heroin	66	42	46	57	56	70^a	58	83^a	83^a	100^a	95^a	66	75^a	57	82^a	46	35
Hallucinogens	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	670	725	683	632
LSD	142^a	98^a	112^a	114^a	162^a	171^a	235^a	228^a	261^a	222^a	264^a	312^a	371	387	567	487	468
PCP	46^a	41^a	49^a	22	27^a	19	16	17	24	18	28^a	13	24	8	9	9	8
Ecstasy	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	531	460	507	460
Inhalants	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	188	184	212	210
Methamphetamine	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	91	79	95	68
Misuse of Psychotherapeutics¹	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nr	nr	nr	nr
Pain Relievers¹	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	596^a	585^a	465	464
Stimulants	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	600	617	581	517
Tranquilizers or Sedatives	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nr	nr	nr	nr
Tranquilizers	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	489	617^a	473	434
Sedatives	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	86	75	51	73
Benzodiazepines	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Opioids	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nr	nr	nr	nr
Illicit Drugs Other Than Marijuana²	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nr	nr	nr	nr
CIGARETTES	641^a	659^a	765^a	848^a	1,041	989	1,076	1,147	1,120	1,156	1,204	1,031	1,181	1,050	978	1,151	1,141
Daily Cigarette Use	447^a	474^a	566^a	493^a	554^a	566^a	549^a	618^a	599^a	525^a	488^a	505^a	479^a	403	363	393	353
SMOKELESS TOBACCO	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	517	452	398	414
CIGARS	1,031^a	1,055^a	1,199	1,332	1,275	1,379	1,277	1,417	1,388	1,238	1,291	1,334	1,311	1,281	1,226	1,118	1,246
ALCOHOL	1,230^a	1,430^a	1,484^a	1,421^a	1,612^a	1,741^a	1,706^a	1,775^a	2,008^a	1,971^a	1,945^a	2,056^a	2,225	2,203^a	2,191^a	2,440	2,436
* = low precision; -- = not available; da = does not apply; nc = not comparable due to methodological changes; nr = not reported due to measurement issues. NOTE: Some 2006 to 2010 estimates may differ from previously published estimates due to updates (see Section 3.3.5 in Chapter 3 of the 2018 National Survey on Drug Use and Health: Methodological Summary and Definitions). NOTE: Methodological limitations preclude the estimation of past year initiates for the overall prescription psychotherapeutics category and consequently the overall illicit drugs and illicit drugs other than marijuana categories. ^a The difference between this estimate and the 2018 estimate is statistically significant at the .05 level. Rounding may make the estimates appear identical. ¹ Prescription psychotherapeutic subtypes were revised in 2016; one effect was the comparability of codeine products between 2015 and later years. ² Illicit Drugs Other Than Marijuana excludes respondents who used only marijuana but includes those who used marijuana in addition to other illicit drugs. Definitions: Measures and terms are defined in Appendix A. Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2002-2018.

190509

Table 7.43B – Past Year Initiation of Substance Use among Persons Aged 18 to 25: Percentages, 2002-2018
Substance	2002	2003	2004	2005	2006	2007	2008	2009	2010	2011	2012	2013	2014	2015	2016	2017	2018
ILLICIT DRUGS	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nr	nr	nr	nr
Marijuana	2.4^a	2.1^a	2.2^a	2.2^a	2.3^a	2.4^a	2.5^a	2.9^a	2.7^a	3.1	2.8^a	2.9^a	3.1	3.0^a	2.9^a	3.8	3.5
Cocaine	1.9	1.8	1.8	1.5	1.7	1.7	1.3^a	1.2^a	1.1^a	1.4^a	1.3^a	1.2^a	1.4^a	1.9	2.2	2.1	1.8
Crack	0.3^a	0.3^a	0.4^a	0.4^a	0.4^a	0.3^a	0.3^a	0.2	0.1	0.1	0.1	0.1	0.2	0.1	0.1	0.1	0.1
Heroin	0.2^a	0.1	0.1	0.2	0.2	0.2^a	0.2	0.2^a	0.2^a	0.3^a	0.3^a	0.2	0.2^a	0.2	0.2^a	0.1	0.1
Hallucinogens	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	1.9	2.1	2.0	1.9
LSD	0.5^a	0.3^a	0.3^a	0.4^a	0.5^a	0.5^a	0.7^a	0.7^a	0.8^a	0.6^a	0.8^a	0.9^a	1.1	1.1	1.6	1.4	1.4
PCP	0.1^a	0.1^a	0.2^a	0.1	0.1^a	0.1	0.0	0.1	0.1	0.1	0.1^a	0.0	0.1	0.0	0.0	0.0	0.0
Ecstasy	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	1.5	1.3	1.5	1.4
Inhalants	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	0.5	0.5	0.6	0.6
Methamphetamine	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	0.3	0.2	0.3	0.2
Misuse of Psychotherapeutics¹	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nr	nr	nr	nr
Pain Relievers¹	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	1.7^a	1.7	1.4	1.4
Stimulants	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	1.7	1.8	1.7	1.5
Tranquilizers or Sedatives	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nr	nr	nr	nr
Tranquilizers	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	1.4	1.8^a	1.4	1.3
Sedatives	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	0.2	0.2	0.1	0.2
Benzodiazepines	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Opioids	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nr	nr	nr	nr
Illicit Drugs Other Than Marijuana²	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nr	nr	nr	nr
CIGARETTES	2.1^a	2.1^a	2.4^a	2.6^a	3.2	3.0	3.3	3.4	3.3	3.4	3.5	3.0	3.4	3.0	2.8	3.4	3.4
Daily Cigarette Use	1.4^a	1.5^a	1.8^a	1.5^a	1.7^a	1.7^a	1.7^a	1.8^a	1.8^a	1.5^a	1.4^a	1.5^a	1.4^a	1.2	1.0	1.1	1.0
SMOKELESS TOBACCO	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	1.5	1.3	1.2	1.2
CIGARS	3.3	3.3	3.7	4.1	3.9	4.2^a	3.9	4.2^a	4.1	3.6	3.7	3.8	3.8	3.7	3.5	3.3	3.7
ALCOHOL	4.0^a	4.5^a	4.6^a	4.4^a	4.9^a	5.3^a	5.2^a	5.3^a	5.9^a	5.7^a	5.6^a	5.9^a	6.4^a	6.3^a	6.3^a	7.1	7.2
* = low precision; -- = not available; da = does not apply; nc = not comparable due to methodological changes; nr = not reported due to measurement issues. NOTE: Some 2006 to 2010 estimates may differ from previously published estimates due to updates (see Section 3.3.5 in Chapter 3 of the 2018 National Survey on Drug Use and Health: Methodological Summary and Definitions). NOTE: Methodological limitations preclude the estimation of past year initiates for the overall prescription psychotherapeutics category and consequently the overall illicit drugs and illicit drugs other than marijuana categories. ^a The difference between this estimate and the 2018 estimate is statistically significant at the .05 level. Rounding may make the estimates appear identical. ¹ Prescription psychotherapeutic subtypes were revised in 2016; one effect was the comparability of codeine products between 2015 and later years. ² Illicit Drugs Other Than Marijuana excludes respondents who used only marijuana but includes those who used marijuana in addition to other illicit drugs. Definitions: Measures and terms are defined in Appendix A. Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2002-2018.

190509

Table 7.44A – Past Year Initiation of Substance Use among Persons Aged 26 or Older: Numbers in Thousands, 2002-2018
Substance	2002	2003	2004	2005	2006	2007	2008	2009	2010	2011	2012	2013	2014	2015	2016	2017	2018
ILLICIT DRUGS	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nr	nr	nr	nr
Marijuana	90^a	88^a	176^a	252^a	126^a	134^a	159^a	49^a	247^a	182^a	177^a	210^a	271^a	383	372	525	525
Cocaine	127	128	133	87^a	147	112	102	81^a	114	56^a	76^a	75^a	148	193	213	210	184
Crack	151^a	83	53	55	70	212^a	101	15	30	17	17	23	44	*	34	52	61
Heroin	12^a	25	40	33	9^a	20^a	28	85	37	40	40	82	124	68	80	26^a	75
Hallucinogens	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	150	134^a	167	250
LSD	16^a	*	24^a	24^a	28^a	*	18^a	*	20^a	13^a	33^a	48^a	50^a	71^a	117	120	169
PCP	*	*	14	*	*	*	*	*	*	*	17	*	*	*	22	*	*
Ecstasy	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	141	154	134	157
Inhalants	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	62	80	75	58
Methamphetamine	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	110	97	73	106
Misuse of Psychotherapeutics¹	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nr	nr	nr	nr
Pain Relievers¹	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	1,114	1,130	1,229	1,134
Stimulants	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	384	513^a	394	302
Tranquilizers or Sedatives	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nr	nr	nr	nr
Tranquilizers	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	738	530	749	560
Sedatives	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	293^a	164	186	143
Benzodiazepines	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Opioids	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nr	nr	nr	nr
Illicit Drugs Other Than Marijuana²	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nr	nr	nr	nr
CIGARETTES	111	98	63	131	83	45^a	89	124	78	73	101	108	144	84	81	142	113
Daily Cigarette Use	166	150	118	137	109	84	119	204^a	77	85	92	99	113	100	152	130	80
SMOKELESS TOBACCO	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	358^a	352	218	197
CIGARS	714	518	614	747^a	570	555	521	644	622	593	524	706	489	617	558	622	535
ALCOHOL	124	60	169	105	60	112	193^a	124	191	106	196^a	85	95	200^a	156^a	143	63
* = low precision; -- = not available; da = does not apply; nc = not comparable due to methodological changes; nr = not reported due to measurement issues. NOTE: Some 2006 to 2010 estimates may differ from previously published estimates due to updates (see Section 3.3.5 in Chapter 3 of the 2018 National Survey on Drug Use and Health: Methodological Summary and Definitions). NOTE: Methodological limitations preclude the estimation of past year initiates for the overall prescription psychotherapeutics category and consequently the overall illicit drugs and illicit drugs other than marijuana categories. ^a The difference between this estimate and the 2018 estimate is statistically significant at the .05 level. Rounding may make the estimates appear identical. ¹ Prescription psychotherapeutic subtypes were revised in 2016; one effect was the comparability of codeine products between 2015 and later years. ² Illicit Drugs Other Than Marijuana excludes respondents who used only marijuana but includes those who used marijuana in addition to other illicit drugs. Definitions: Measures and terms are defined in Appendix A. Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2002-2018.

190509

Table 7.44B – Past Year Initiation of Substance Use among Persons Aged 26 or Older: Percentages, 2002-2018
Substance	2002	2003	2004	2005	2006	2007	2008	2009	2010	2011	2012	2013	2014	2015	2016	2017	2018
ILLICIT DRUGS	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nr	nr	nr	nr
Marijuana	0.1^a	0.0^a	0.1^a	0.1	0.1^a	0.1^a	0.1^a	0.0^a	0.1^a	0.1^a	0.1^a	0.1^a	0.1^a	0.2	0.2	0.2	0.2
Cocaine	0.1	0.1	0.1	0.0	0.1	0.1	0.1	0.0^a	0.1	0.0^a	0.0^a	0.0^a	0.1	0.1	0.1	0.1	0.1
Crack	0.1^a	0.0	0.0	0.0	0.0	0.1^a	0.1	0.0	0.0	0.0	0.0	0.0	0.0	*	0.0	0.0	0.0
Heroin	0.0^a	0.0	0.0	0.0	0.0^a	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.1	0.0	0.0	0.0^a	0.0
Hallucinogens	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	0.1	0.1^a	0.1	0.1
LSD	0.0^a	*	0.0^a	0.0^a	0.0^a	*	0.0^a	*	0.0^a	0.0^a	0.0^a	0.0^a	0.0^a	0.0^a	0.1	0.1	0.1
PCP	*	*	0.0	*	*	*	*	*	*	*	0.0	*	*	*	0.0	*	*
Ecstasy	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	0.1	0.1	0.1	0.1
Inhalants	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	0.0	0.0	0.0	0.0
Methamphetamine	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	0.1	0.0	0.0	0.0
Misuse of Psychotherapeutics¹	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nr	nr	nr	nr
Pain Relievers¹	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	0.5	0.5	0.6	0.5
Stimulants	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	0.2	0.2^a	0.2	0.1
Tranquilizers or Sedatives	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nr	nr	nr	nr
Tranquilizers	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	0.4	0.3	0.4	0.3
Sedatives	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	0.1^a	0.1	0.1	0.1
Benzodiazepines	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Opioids	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nr	nr	nr	nr
Illicit Drugs Other Than Marijuana²	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nr	nr	nr	nr
CIGARETTES	0.1	0.1	0.0	0.1	0.0	0.0	0.0	0.1	0.0	0.0	0.1	0.1	0.1	0.0	0.0	0.1	0.1
Daily Cigarette Use	0.1	0.1	0.1	0.1	0.1	0.0	0.1	0.1^a	0.0	0.0	0.0	0.0	0.1	0.0	0.1	0.1	0.0
SMOKELESS TOBACCO	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	0.2^a	0.2	0.1	0.1
CIGARS	0.4^a	0.3	0.3	0.4^a	0.3	0.3	0.3	0.3	0.3	0.3	0.3	0.3	0.2	0.3	0.3	0.3	0.2
ALCOHOL	0.1	0.0	0.1	0.1	0.0	0.1	0.1^a	0.1	0.1	0.1	0.1^a	0.0	0.0	0.1^a	0.1^a	0.1^a	0.0
* = low precision; -- = not available; da = does not apply; nc = not comparable due to methodological changes; nr = not reported due to measurement issues. NOTE: Some 2006 to 2010 estimates may differ from previously published estimates due to updates (see Section 3.3.5 in Chapter 3 of the 2018 National Survey on Drug Use and Health: Methodological Summary and Definitions). NOTE: Methodological limitations preclude the estimation of past year initiates for the overall prescription psychotherapeutics category and consequently the overall illicit drugs and illicit drugs other than marijuana categories. ^a The difference between this estimate and the 2018 estimate is statistically significant at the .05 level. Rounding may make the estimates appear identical. ¹ Prescription psychotherapeutic subtypes were revised in 2016; one effect was the comparability of codeine products between 2015 and later years. ² Illicit Drugs Other Than Marijuana excludes respondents who used only marijuana but includes those who used marijuana in addition to other illicit drugs. Definitions: Measures and terms are defined in Appendix A. Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2002-2018.

190416

Table 7.45A – Substance Use Disorder for Specific Substances in Past Year among Persons Aged 12 or Older: Numbers in Thousands, 2002-2018
Substance Use Disorder	2002	2003	2004	2005	2006	2007	2008	2009	2010	2011	2012	2013	2014	2015	2016	2017	2018
ILLICIT DRUGS	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	7,737	7,381^a	7,545	8,094
Marijuana	4,294	4,198	4,469	4,090	4,184	3,941^a	4,228	4,322	4,505	4,165	4,304	4,206	4,176	4,007	3,992	4,057	4,421
Cocaine	1,488^a	1,515^a	1,571^a	1,549^a	1,665^a	1,604^a	1,412^a	1,108	1,012	821	1,119	855	913	896	867	966	977
Heroin	214^a	189^a	270^a	227^a	324	214^a	283^a	369	361	426	467	517	586	591	626	652	526
Hallucinogens	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	267	343	316	273
Inhalants	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	121	110	98	129
Methamphetamine	--	--	--	--	--	--	--	--	--	--	--	--	--	872	684^a	964	1,051
Misuse of Psychotherapeutics	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	2,742	2,541	2,530	2,552
Pain Relievers	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	2,038	1,753	1,678	1,694
Stimulants	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	426	540	572	561
Tranquilizers or Sedatives	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	789	737	823	751
Tranquilizers	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	688	618	739	673
Sedatives	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	154	205	198	113
Benzodiazepines	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Opioids	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	2,375	2,144	2,110	2,028
Illicit Drugs Other Than Marijuana¹	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	4,494	4,056	4,308	4,408
ALCOHOL	18,100^a	17,805^a	18,654^a	18,658^a	18,852^a	18,687^a	18,478^a	18,763^a	17,967^a	16,672^a	17,714^a	17,298^a	16,994^a	15,736	15,057	14,504	14,818
BOTH ILLICIT DRUGS AND ALCOHOL	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	2,663	2,326	2,349	2,654
ILLICIT DRUGS OR ALCOHOL	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	20,810	20,112	19,700	20,258
ILLICIT DRUGS ONLY	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	5,074	5,055	5,196	5,440
ALCOHOL ONLY	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	13,073^a	12,731	12,156	12,165
* = low precision; -- = not available; da = does not apply; nc = not comparable due to methodological changes; nr = not reported due to measurement issues. NOTE: Some 2006 to 2010 estimates may differ from previously published estimates due to updates (see Section 3.3.5 in Chapter 3 of the 2018 National Survey on Drug Use and Health: Methodological Summary and Definitions). ^a The difference between this estimate and the 2018 estimate is statistically significant at the .05 level. Rounding may make the estimates appear identical. ¹ Illicit Drugs Other Than Marijuana excludes respondents who used only marijuana but includes those who used marijuana in addition to other illicit drugs. Definitions: Measures and terms are defined in Appendix A. Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2002-2018.

190416

Table 7.45B – Substance Use Disorder for Specific Substances in Past Year among Persons Aged 12 or Older: Percentages, 2002-2018
Substance Use Disorder	2002	2003	2004	2005	2006	2007	2008	2009	2010	2011	2012	2013	2014	2015	2016	2017	2018
ILLICIT DRUGS	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	2.9	2.7	2.8	3.0
Marijuana	1.8^a	1.8	1.9^a	1.7	1.7	1.6	1.7	1.7	1.8	1.6	1.7	1.6	1.6	1.5	1.5	1.5	1.6
Cocaine	0.6^a	0.6^a	0.7^a	0.6^a	0.7^a	0.6^a	0.6^a	0.4	0.4	0.3	0.4	0.3	0.3	0.3	0.3	0.4	0.4
Heroin	0.1^a	0.1^a	0.1^a	0.1^a	0.1	0.1^a	0.1^a	0.1	0.1	0.2	0.2	0.2	0.2	0.2	0.2	0.2	0.2
Hallucinogens	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	0.1	0.1	0.1	0.1
Inhalants	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	0.0	0.0	0.0	0.0
Methamphetamine	--	--	--	--	--	--	--	--	--	--	--	--	--	0.3	0.3^a	0.4	0.4
Misuse of Psychotherapeutics	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	1.0	0.9	0.9	0.9
Pain Relievers	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	0.8^a	0.7	0.6	0.6
Stimulants	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	0.2	0.2	0.2	0.2
Tranquilizers or Sedatives	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	0.3	0.3	0.3	0.3
Tranquilizers	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	0.3	0.2	0.3	0.2
Sedatives	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	0.1	0.1	0.1	0.0
Benzodiazepines	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Opioids	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	0.9^a	0.8	0.8	0.7
Illicit Drugs Other Than Marijuana¹	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	1.7	1.5	1.6	1.6
ALCOHOL	7.7^a	7.5^a	7.8^a	7.7^a	7.7^a	7.5^a	7.4^a	7.5^a	7.1^a	6.5^a	6.8^a	6.6^a	6.4^a	5.9^a	5.6	5.3	5.4
BOTH ILLICIT DRUGS AND ALCOHOL	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	1.0	0.9	0.9	1.0
ILLICIT DRUGS OR ALCOHOL	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	7.8	7.5	7.2	7.4
ILLICIT DRUGS ONLY	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	1.9	1.9	1.9	2.0
ALCOHOL ONLY	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	4.9^a	4.7	4.5	4.4
* = low precision; -- = not available; da = does not apply; nc = not comparable due to methodological changes; nr = not reported due to measurement issues. NOTE: Some 2006 to 2010 estimates may differ from previously published estimates due to updates (see Section 3.3.5 in Chapter 3 of the 2018 National Survey on Drug Use and Health: Methodological Summary and Definitions). ^a The difference between this estimate and the 2018 estimate is statistically significant at the .05 level. Rounding may make the estimates appear identical. ¹ Illicit Drugs Other Than Marijuana excludes respondents who used only marijuana but includes those who used marijuana in addition to other illicit drugs. Definitions: Measures and terms are defined in Appendix A. Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2002-2018.

190416

Table 7.46A – Substance Use Disorder for Specific Substances in Past Year among Persons Aged 12 to 17: Numbers in Thousands, 2002-2018
Substance Use Disorder	2002	2003	2004	2005	2006	2007	2008	2009	2010	2011	2012	2013	2014	2015	2016	2017	2018
ILLICIT DRUGS	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	855^a	789	741	681
Marijuana	1,055^a	955^a	979^a	907^a	869^a	786^a	846^a	834^a	868^a	879^a	806^a	715^a	667^a	651^a	584	557	512
Cocaine	105^a	86^a	91^a	93^a	94^a	96^a	83^a	45^a	33^a	42^a	39^a	22^a	27^a	31^a	29^a	19^a	5
Heroin	13	12	21^a	9	12	8	17^a	18^a	7	30^a	20	10	18	6	1	4	4
Hallucinogens	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	66	65	56	38
Inhalants	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	56	54	28	34
Methamphetamine	--	--	--	--	--	--	--	--	--	--	--	--	--	22	10	24	18
Misuse of Psychotherapeutics	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	216	226	197	183
Pain Relievers	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	122	152	99	104
Stimulants	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	38	56	62	53
Tranquilizers or Sedatives	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	99	98	84	68
Tranquilizers	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	77	86	80	61
Sedatives	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	26	32	10	12
Benzodiazepines	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Opioids	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	127	153	103	108
Illicit Drugs Other Than Marijuana¹	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	324^a	305	274	245
ALCOHOL	1,453^a	1,471^a	1,517^a	1,407^a	1,362^a	1,367^a	1,220^a	1,136^a	1,109^a	947^a	855^a	697^a	679^a	623^a	488	443	401
BOTH ILLICIT DRUGS AND ALCOHOL	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	245^a	213	192	166
ILLICIT DRUGS OR ALCOHOL	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	1,233^a	1,064^a	992	916
ILLICIT DRUGS ONLY	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	610	576	549	515
ALCOHOL ONLY	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	378^a	275	251	234
* = low precision; -- = not available; da = does not apply; nc = not comparable due to methodological changes; nr = not reported due to measurement issues. NOTE: Some 2006 to 2010 estimates may differ from previously published estimates due to updates (see Section 3.3.5 in Chapter 3 of the 2018 National Survey on Drug Use and Health: Methodological Summary and Definitions). ^a The difference between this estimate and the 2018 estimate is statistically significant at the .05 level. Rounding may make the estimates appear identical. ¹ Illicit Drugs Other Than Marijuana excludes respondents who used only marijuana but includes those who used marijuana in addition to other illicit drugs. Definitions: Measures and terms are defined in Appendix A. Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2002-2018.

190416

Table 7.46B – Substance Use Disorder for Specific Substances in Past Year among Persons Aged 12 to 17: Percentages, 2002-2018
Substance Use Disorder	2002	2003	2004	2005	2006	2007	2008	2009	2010	2011	2012	2013	2014	2015	2016	2017	2018
ILLICIT DRUGS	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	3.4^a	3.2	3.0	2.7
Marijuana	4.3^a	3.8^a	3.9^a	3.6^a	3.4^a	3.1^a	3.4^a	3.4^a	3.6^a	3.5^a	3.2^a	2.9^a	2.7^a	2.6^a	2.3	2.2	2.1
Cocaine	0.4^a	0.3^a	0.4^a	0.4^a	0.4^a	0.4^a	0.3^a	0.2^a	0.1^a	0.2^a	0.2^a	0.1^a	0.1^a	0.1^a	0.1^a	0.1^a	0.0
Heroin	0.1	0.0	0.1^a	0.0	0.0	0.0	0.1^a	0.1^a	0.0	0.1^a	0.1	0.0	0.1	0.0	0.0	0.0	0.0
Hallucinogens	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	0.3	0.3	0.2	0.2
Inhalants	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	0.2	0.2	0.1	0.1
Methamphetamine	--	--	--	--	--	--	--	--	--	--	--	--	--	0.1	0.0	0.1	0.1
Misuse of Psychotherapeutics	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	0.9	0.9	0.8	0.7
Pain Relievers	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	0.5	0.6	0.4	0.4
Stimulants	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	0.2	0.2	0.2	0.2
Tranquilizers or Sedatives	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	0.4	0.4	0.3	0.3
Tranquilizers	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	0.3	0.3	0.3	0.2
Sedatives	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	0.1	0.1	0.0	0.0
Benzodiazepines	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Opioids	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	0.5	0.6	0.4	0.4
Illicit Drugs Other Than Marijuana¹	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	1.3^a	1.2	1.1	1.0
ALCOHOL	5.9^a	5.9^a	6.0^a	5.5^a	5.4^a	5.4^a	4.9^a	4.6^a	4.6^a	3.8^a	3.4^a	2.8^a	2.7^a	2.5^a	2.0	1.8	1.6
BOTH ILLICIT DRUGS AND ALCOHOL	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	1.0^a	0.9	0.8	0.7
ILLICIT DRUGS OR ALCOHOL	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	5.0^a	4.3^a	4.0	3.7
ILLICIT DRUGS ONLY	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	2.5	2.3	2.2	2.1
ALCOHOL ONLY	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	1.5^a	1.1	1.0	0.9
* = low precision; -- = not available; da = does not apply; nc = not comparable due to methodological changes; nr = not reported due to measurement issues. NOTE: Some 2006 to 2010 estimates may differ from previously published estimates due to updates (see Section 3.3.5 in Chapter 3 of the 2018 National Survey on Drug Use and Health: Methodological Summary and Definitions). ^a The difference between this estimate and the 2018 estimate is statistically significant at the .05 level. Rounding may make the estimates appear identical. ¹ Illicit Drugs Other Than Marijuana excludes respondents who used only marijuana but includes those who used marijuana in addition to other illicit drugs. Definitions: Measures and terms are defined in Appendix A. Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2002-2018.

190416

Table 7.47A – Substance Use Disorder for Specific Substances in Past Year among Persons Aged 18 or Older: Numbers in Thousands, 2002-2018
Substance Use Disorder	2002	2003	2004	2005	2006	2007	2008	2009	2010	2011	2012	2013	2014	2015	2016	2017	2018
ILLICIT DRUGS	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	6,883	6,592^a	6,804	7,412
Marijuana	3,239^a	3,243^a	3,491	3,182^a	3,315^a	3,156^a	3,382^a	3,487	3,637	3,286^a	3,498	3,491	3,510	3,356^a	3,408^a	3,500	3,910
Cocaine	1,383^a	1,429^a	1,480^a	1,456^a	1,571^a	1,508^a	1,329^a	1,063	979	778	1,080	833	886	865	837	947	973
Heroin	201^a	177^a	249^a	218^a	311	206^a	267^a	351	354	396	447	507	568	585	625	648	522
Hallucinogens	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	201	278	260	235
Inhalants	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	65	55	70	95
Methamphetamine	--	--	--	--	--	--	--	--	--	--	--	--	--	850	674^a	940	1,033
Misuse of Psychotherapeutics	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	2,526	2,315	2,332	2,370
Pain Relievers	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	1,916	1,601	1,579	1,591
Stimulants	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	388	485	510	508
Tranquilizers or Sedatives	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	689	639	740	683
Tranquilizers	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	610	532	658	612
Sedatives	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	128	173	188	100
Benzodiazepines	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Opioids	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	2,248	1,991	2,006	1,920
Illicit Drugs Other Than Marijuana¹	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	4,169	3,751	4,034	4,163
ALCOHOL	16,647^a	16,334^a	17,137^a	17,251^a	17,490^a	17,319^a	17,258^a	17,626^a	16,858^a	15,724^a	16,859^a	16,602^a	16,316^a	15,113	14,569	14,062	14,418
BOTH ILLICIT DRUGS AND ALCOHOL	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	2,418	2,113^a	2,157	2,487
ILLICIT DRUGS OR ALCOHOL	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	19,577	19,048	18,708	19,343
ILLICIT DRUGS ONLY	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	4,464	4,479	4,647	4,925
ALCOHOL ONLY	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	12,694	12,456	11,905	11,930
* = low precision; -- = not available; da = does not apply; nc = not comparable due to methodological changes; nr = not reported due to measurement issues. NOTE: Some 2006 to 2010 estimates may differ from previously published estimates due to updates (see Section 3.3.5 in Chapter 3 of the 2018 National Survey on Drug Use and Health: Methodological Summary and Definitions). ^a The difference between this estimate and the 2018 estimate is statistically significant at the .05 level. Rounding may make the estimates appear identical. ¹ Illicit Drugs Other Than Marijuana excludes respondents who used only marijuana but includes those who used marijuana in addition to other illicit drugs. Definitions: Measures and terms are defined in Appendix A. Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2002-2018.

190416

Table 7.47B – Substance Use Disorder for Specific Substances in Past Year among Persons Aged 18 or Older: Percentages, 2002-2018
Substance Use Disorder	2002	2003	2004	2005	2006	2007	2008	2009	2010	2011	2012	2013	2014	2015	2016	2017	2018
ILLICIT DRUGS	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	2.8	2.7^a	2.8	3.0
Marijuana	1.5	1.5	1.6	1.5	1.5	1.4	1.5	1.5	1.6	1.4	1.5	1.5	1.5	1.4^a	1.4	1.4	1.6
Cocaine	0.7^a	0.7^a	0.7^a	0.7^a	0.7^a	0.7^a	0.6^a	0.5	0.4	0.3	0.5	0.4	0.4	0.4	0.3	0.4	0.4
Heroin	0.1^a	0.1^a	0.1^a	0.1^a	0.1	0.1^a	0.1^a	0.2	0.2	0.2	0.2	0.2	0.2	0.2	0.3	0.3	0.2
Hallucinogens	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	0.1	0.1	0.1	0.1
Inhalants	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	0.0	0.0	0.0	0.0
Methamphetamine	--	--	--	--	--	--	--	--	--	--	--	--	--	0.4	0.3^a	0.4	0.4
Misuse of Psychotherapeutics	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	1.0	0.9	0.9	1.0
Pain Relievers	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	0.8^a	0.7	0.6	0.6
Stimulants	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	0.2	0.2	0.2	0.2
Tranquilizers or Sedatives	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	0.3	0.3	0.3	0.3
Tranquilizers	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	0.3	0.2	0.3	0.2
Sedatives	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	0.1	0.1	0.1	0.0
Benzodiazepines	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Opioids	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	0.9^a	0.8	0.8	0.8
Illicit Drugs Other Than Marijuana¹	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	1.7	1.5	1.6	1.7
ALCOHOL	7.9^a	7.7^a	8.0^a	7.9^a	7.9^a	7.8^a	7.7^a	7.8^a	7.4^a	6.8^a	7.2^a	7.0^a	6.8^a	6.2^a	6.0	5.7	5.8
BOTH ILLICIT DRUGS AND ALCOHOL	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	1.0	0.9	0.9	1.0
ILLICIT DRUGS OR ALCOHOL	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	8.1	7.8	7.6	7.8
ILLICIT DRUGS ONLY	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	1.8	1.8	1.9	2.0
ALCOHOL ONLY	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	5.2^a	5.1	4.8	4.8
* = low precision; -- = not available; da = does not apply; nc = not comparable due to methodological changes; nr = not reported due to measurement issues. NOTE: Some 2006 to 2010 estimates may differ from previously published estimates due to updates (see Section 3.3.5 in Chapter 3 of the 2018 National Survey on Drug Use and Health: Methodological Summary and Definitions). ^a The difference between this estimate and the 2018 estimate is statistically significant at the .05 level. Rounding may make the estimates appear identical. ¹ Illicit Drugs Other Than Marijuana excludes respondents who used only marijuana but includes those who used marijuana in addition to other illicit drugs. Definitions: Measures and terms are defined in Appendix A. Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2002-2018.

190416

Table 7.48A – Substance Use Disorder for Specific Substances in Past Year among Persons Aged 18 to 25: Numbers in Thousands, 2002-2018
Substance Use Disorder	2002	2003	2004	2005	2006	2007	2008	2009	2010	2011	2012	2013	2014	2015	2016	2017	2018
ILLICIT DRUGS	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	2,530	2,428	2,512	2,599
Marijuana	1,860	1,886	1,936	1,911	1,862	1,840	1,861	1,865	1,955	1,948	1,900	1,878	1,706^a	1,796	1,743^a	1,799	2,003
Cocaine	377^a	393^a	462^a	484^a	422^a	451^a	393^a	307^a	230	204	217	232	185	229	215	243	212
Heroin	47^a	42^a	70	89	66	77	99	104	119	139	173^a	182^a	168^a	155	152	165^a	101
Hallucinogens	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	117	171	130	138
Inhalants	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	15	13^a	29	40
Methamphetamine	--	--	--	--	--	--	--	--	--	--	--	--	--	156	135	188	134
Misuse of Psychotherapeutics	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	687^a	544	639	551
Pain Relievers	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	427^a	291	339^a	248
Stimulants	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	159	170	187	185
Tranquilizers or Sedatives	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	243	212	288	224
Tranquilizers	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	234	188	278	223
Sedatives	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	22	30^a	24	9
Benzodiazepines	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Opioids	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	515^a	392	445^a	312
Illicit Drugs Other Than Marijuana¹	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	1,075	927	1,028	914
ALCOHOL	5,477^a	5,462^a	5,609^a	5,692^a	5,778^a	5,526^a	5,726^a	5,422^a	5,342^a	4,936^a	4,956^a	4,529^a	4,284^a	3,821^a	3,684	3,444	3,424
BOTH ILLICIT DRUGS AND ALCOHOL	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	1,024	876	879	905
ILLICIT DRUGS OR ALCOHOL	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	5,327	5,236	5,076	5,118
ILLICIT DRUGS ONLY	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	1,506	1,552	1,632	1,694
ALCOHOL ONLY	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	2,797^a	2,807^a	2,565	2,519
* = low precision; -- = not available; da = does not apply; nc = not comparable due to methodological changes; nr = not reported due to measurement issues. NOTE: Some 2006 to 2010 estimates may differ from previously published estimates due to updates (see Section 3.3.5 in Chapter 3 of the 2018 National Survey on Drug Use and Health: Methodological Summary and Definitions). ^a The difference between this estimate and the 2018 estimate is statistically significant at the .05 level. Rounding may make the estimates appear identical. ¹ Illicit Drugs Other Than Marijuana excludes respondents who used only marijuana but includes those who used marijuana in addition to other illicit drugs. Definitions: Measures and terms are defined in Appendix A. Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2002-2018.

190416

Table 7.48B – Substance Use Disorder for Specific Substances in Past Year among Persons Aged 18 to 25: Percentages, 2002-2018
Substance Use Disorder	2002	2003	2004	2005	2006	2007	2008	2009	2010	2011	2012	2013	2014	2015	2016	2017	2018
ILLICIT DRUGS	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	7.2	7.0	7.3	7.6
Marijuana	6.0	5.9	6.0	5.9	5.7	5.6	5.6	5.6	5.7	5.7	5.5	5.4	4.9^a	5.1^a	5.0^a	5.2	5.9
Cocaine	1.2^a	1.2^a	1.4^a	1.5^a	1.3^a	1.4^a	1.2^a	0.9^a	0.7	0.6	0.6	0.7	0.5	0.7	0.6	0.7	0.6
Heroin	0.2^a	0.1^a	0.2	0.3	0.2	0.2	0.3	0.3	0.3	0.4	0.5^a	0.5^a	0.5^a	0.4	0.4	0.5^a	0.3
Hallucinogens	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	0.3	0.5	0.4	0.4
Inhalants	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	0.0^a	0.0^a	0.1	0.1
Methamphetamine	--	--	--	--	--	--	--	--	--	--	--	--	--	0.4	0.4	0.5	0.4
Misuse of Psychotherapeutics	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	2.0	1.6	1.9	1.6
Pain Relievers	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	1.2^a	0.8	1.0^a	0.7
Stimulants	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	0.5	0.5	0.5	0.5
Tranquilizers or Sedatives	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	0.7	0.6	0.8	0.7
Tranquilizers	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	0.7	0.5	0.8	0.7
Sedatives	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	0.1	0.1^a	0.1	0.0
Benzodiazepines	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Opioids	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	1.5^a	1.1	1.3^a	0.9
Illicit Drugs Other Than Marijuana¹	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	3.1	2.7	3.0	2.7
ALCOHOL	17.7^a	17.2^a	17.4^a	17.5^a	17.6^a	16.9^a	17.4^a	16.1^a	15.7^a	14.4^a	14.3^a	13.0^a	12.3^a	10.9^a	10.7	10.0	10.1
BOTH ILLICIT DRUGS AND ALCOHOL	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	2.9	2.5	2.6	2.7
ILLICIT DRUGS OR ALCOHOL	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	15.3	15.1	14.8	15.0
ILLICIT DRUGS ONLY	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	4.3^a	4.5	4.8	5.0
ALCOHOL ONLY	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	8.0	8.1	7.5	7.4
* = low precision; -- = not available; da = does not apply; nc = not comparable due to methodological changes; nr = not reported due to measurement issues. NOTE: Some 2006 to 2010 estimates may differ from previously published estimates due to updates (see Section 3.3.5 in Chapter 3 of the 2018 National Survey on Drug Use and Health: Methodological Summary and Definitions). ^a The difference between this estimate and the 2018 estimate is statistically significant at the .05 level. Rounding may make the estimates appear identical. ¹ Illicit Drugs Other Than Marijuana excludes respondents who used only marijuana but includes those who used marijuana in addition to other illicit drugs. Definitions: Measures and terms are defined in Appendix A. Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2002-2018.

190416

Table 7.49A – Substance Use Disorder for Specific Substances in Past Year among Persons Aged 26 or Older: Numbers in Thousands, 2002-2018
Substance Use Disorder	2002	2003	2004	2005	2006	2007	2008	2009	2010	2011	2012	2013	2014	2015	2016	2017	2018
ILLICIT DRUGS	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	4,352	4,164^a	4,292	4,814
Marijuana	1,378^a	1,357^a	1,554	1,271^a	1,453^a	1,316^a	1,521^a	1,623	1,683	1,338^a	1,598	1,612	1,804	1,560^a	1,665	1,701	1,907
Cocaine	1,006	1,036^a	1,018	972	1,150^a	1,057^a	937	756	749	575	862	601	702	637	623	703	760
Heroin	153^a	135^a	179^a	129^a	245	129^a	167^a	246	236	256	274	325	400	430	473	483	421
Hallucinogens	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	84	107	130	97
Inhalants	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	51	42	41	55
Methamphetamine	--	--	--	--	--	--	--	--	--	--	--	--	--	694	539^a	751	899
Misuse of Psychotherapeutics	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	1,840	1,771	1,693	1,819
Pain Relievers	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	1,489	1,310	1,240	1,343
Stimulants	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	229	315	323	323
Tranquilizers or Sedatives	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	446	427	451	458
Tranquilizers	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	376	343	380	390
Sedatives	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	106	143	164	91
Benzodiazepines	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Opioids	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	1,733	1,599	1,562	1,608
Illicit Drugs Other Than Marijuana¹	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	3,095	2,824	3,006	3,248
ALCOHOL	11,169	10,872	11,528	11,560	11,711	11,793	11,532	12,204^a	11,516	10,788	11,903	12,072^a	12,032^a	11,291	10,885	10,618	10,994
BOTH ILLICIT DRUGS AND ALCOHOL	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	1,394	1,237^a	1,278	1,582
ILLICIT DRUGS OR ALCOHOL	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	14,250	13,812	13,632	14,225
ILLICIT DRUGS ONLY	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	2,958	2,927	3,014	3,231
ALCOHOL ONLY	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	9,897	9,648	9,340	9,411
* = low precision; -- = not available; da = does not apply; nc = not comparable due to methodological changes; nr = not reported due to measurement issues. NOTE: Some 2006 to 2010 estimates may differ from previously published estimates due to updates (see Section 3.3.5 in Chapter 3 of the 2018 National Survey on Drug Use and Health: Methodological Summary and Definitions). ^a The difference between this estimate and the 2018 estimate is statistically significant at the .05 level. Rounding may make the estimates appear identical. ¹ Illicit Drugs Other Than Marijuana excludes respondents who used only marijuana but includes those who used marijuana in addition to other illicit drugs. Definitions: Measures and terms are defined in Appendix A. Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2002-2018.

190416

Table 7.49B – Substance Use Disorder for Specific Substances in Past Year among Persons Aged 26 or Older: Percentages, 2002-2018
Substance Use Disorder	2002	2003	2004	2005	2006	2007	2008	2009	2010	2011	2012	2013	2014	2015	2016	2017	2018
ILLICIT DRUGS	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	2.1	2.0	2.0	2.2
Marijuana	0.8	0.7	0.8	0.7^a	0.8	0.7^a	0.8	0.8	0.9	0.7^a	0.8	0.8	0.9	0.8	0.8	0.8	0.9
Cocaine	0.6^a	0.6^a	0.6^a	0.5^a	0.6^a	0.6^a	0.5^a	0.4	0.4	0.3	0.4	0.3	0.3	0.3	0.3	0.3	0.4
Heroin	0.1^a	0.1^a	0.1^a	0.1^a	0.1	0.1^a	0.1^a	0.1	0.1	0.1	0.1	0.2	0.2	0.2	0.2	0.2	0.2
Hallucinogens	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	0.0	0.1	0.1	0.0
Inhalants	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	0.0	0.0	0.0	0.0
Methamphetamine	--	--	--	--	--	--	--	--	--	--	--	--	--	0.3	0.3^a	0.4	0.4
Misuse of Psychotherapeutics	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	0.9	0.8	0.8	0.8
Pain Relievers	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	0.7	0.6	0.6	0.6
Stimulants	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	0.1	0.1	0.2	0.2
Tranquilizers or Sedatives	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	0.2	0.2	0.2	0.2
Tranquilizers	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	0.2	0.2	0.2	0.2
Sedatives	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	0.1	0.1	0.1	0.0
Benzodiazepines	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Opioids	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	0.8	0.8	0.7	0.7
Illicit Drugs Other Than Marijuana¹	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	1.5	1.3	1.4	1.5
ALCOHOL	6.2^a	6.0^a	6.3^a	6.2^a	6.2^a	6.2^a	6.0^a	6.3^a	5.9^a	5.4	5.9^a	6.0^a	5.9^a	5.4	5.2	5.0	5.1
BOTH ILLICIT DRUGS AND ALCOHOL	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	0.7	0.6	0.6	0.7
ILLICIT DRUGS OR ALCOHOL	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	6.9	6.6	6.4	6.6
ILLICIT DRUGS ONLY	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	1.4	1.4	1.4	1.5
ALCOHOL ONLY	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	nc	4.8	4.6	4.4	4.4
* = low precision; -- = not available; da = does not apply; nc = not comparable due to methodological changes; nr = not reported due to measurement issues. NOTE: Some 2006 to 2010 estimates may differ from previously published estimates due to updates (see Section 3.3.5 in Chapter 3 of the 2018 National Survey on Drug Use and Health: Methodological Summary and Definitions). ^a The difference between this estimate and the 2018 estimate is statistically significant at the .05 level. Rounding may make the estimates appear identical. ¹ Illicit Drugs Other Than Marijuana excludes respondents who used only marijuana but includes those who used marijuana in addition to other illicit drugs. Definitions: Measures and terms are defined in Appendix A. Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2002-2018.

190415

Table 7.50A – Received Substance Use Treatment at Any Location in Past Year among Persons Aged 12 or Older, by Age Group: Numbers in Thousands, 2015-2018
Substance for Which Treatment Was Received/Age Group	2015	2016	2017	2018
ILLICIT DRUGS	2,288	2,181	2,448	2,097
12-17	141	121	143	130
18 or Older	2,147	2,061	2,305	1,967
18-25	469^a	418^a	442^a	311
26 or Older	1,678	1,643	1,864	1,656
ALCOHOL	2,245	2,301	2,463	2,342
12-17	94	93	95	73
18 or Older	2,152	2,207	2,369	2,269
18-25	387	347	354	314
26 or Older	1,764	1,860	2,014	1,955
ILLICIT DRUGS OR ALCOHOL¹	3,679	3,755	4,010	3,723
12-17	198	180	184	159
18 or Older	3,481	3,575	3,826	3,564
18-25	669^a	624	641	547
26 or Older	2,812	2,950	3,185	3,018
* = low precision; -- = not available; da = does not apply; nc = not comparable due to methodological changes; nr = not reported due to measurement issues. NOTE: Received Substance Use Treatment includes treatment received at any location, such as a hospital (inpatient), rehabilitation facility (inpatient or outpatient), mental health center, emergency room, private doctor's office, self-help group, or prison/jail. ^a The difference between this estimate and the 2018 estimate is statistically significant at the .05 level. Rounding may make the estimates appear identical. ¹ Estimates include persons who received treatment specifically for illicit drugs or alcohol, as well as persons who received treatment for unspecified substance(s). Definitions: Measures and terms are defined in Appendix A. Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2015-2018.

190415

Table 7.50B – Received Substance Use Treatment at Any Location in Past Year among Persons Aged 12 or Older, by Age Group: Percentages, 2015-2018
Substance for Which Treatment Was Received/Age Group	2015	2016	2017	2018
ILLICIT DRUGS	0.9	0.8	0.9	0.8
12-17	0.6	0.5	0.6	0.5
18 or Older	0.9	0.8	0.9	0.8
18-25	1.3^a	1.2^a	1.3^a	0.9
26 or Older	0.8	0.8	0.9	0.8
ALCOHOL	0.8	0.9	0.9	0.9
12-17	0.4	0.4	0.4	0.3
18 or Older	0.9	0.9	1.0	0.9
18-25	1.1	1.0	1.0	0.9
26 or Older	0.8	0.9	0.9	0.9
ILLICIT DRUGS OR ALCOHOL¹	1.4	1.4	1.5	1.4
12-17	0.8	0.7	0.7	0.6
18 or Older	1.4	1.5	1.5	1.4
18-25	1.9	1.8	1.9	1.6
26 or Older	1.4	1.4	1.5	1.4
* = low precision; -- = not available; da = does not apply; nc = not comparable due to methodological changes; nr = not reported due to measurement issues. NOTE: Received Substance Use Treatment includes treatment received at any location, such as a hospital (inpatient), rehabilitation facility (inpatient or outpatient), mental health center, emergency room, private doctor's office, self-help group, or prison/jail. ^a The difference between this estimate and the 2018 estimate is statistically significant at the .05 level. Rounding may make the estimates appear identical. ¹ Estimates include persons who received treatment specifically for illicit drugs or alcohol, as well as persons who received treatment for unspecified substance(s). Definitions: Measures and terms are defined in Appendix A. Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2015-2018.

190415

Table 7.51A – Received Specific Substance Use Treatment at Any Location in Past Year among Persons Aged 12 or Older Who Received Treatment for Substance Use at Any Location in Past Year, by Age Group: Numbers in Thousands, 2015-2018
Substance for Which Treatment Was Received/Age Group	2015	2016	2017	2018
ILLICIT DRUGS	2,288	2,181	2,448	2,097
12-17	141	121	143	*
18 or Older	2,147	2,061	2,305	1,967
18-25	469^a	418^a	442^a	311
26 or Older	1,678	1,643	1,864	1,656
ALCOHOL	2,245	2,301	2,463	2,342
12-17	94	93	95	*
18 or Older	2,152	2,207	2,369	2,269
18-25	387	347	354	314
26 or Older	1,764	1,860	2,014	1,955
BOTH ILLICIT DRUGS AND ALCOHOL	1,191	1,146	1,193	1,076
12-17	70	72	77	*
18 or Older	1,121	1,074	1,116	1,014
18-25	249^a	205	210	161
26 or Older	872	869	907	853
* = low precision; -- = not available; da = does not apply; nc = not comparable due to methodological changes; nr = not reported due to measurement issues. NOTE: Received Substance Use Treatment includes treatment received at any location, such as a hospital (inpatient), rehabilitation facility (inpatient or outpatient), mental health center, emergency room, private doctor's office, self-help group, or prison/jail. ^a The difference between this estimate and the 2018 estimate is statistically significant at the .05 level. Rounding may make the estimates appear identical. Definitions: Measures and terms are defined in Appendix A. Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2015-2018.

190415

Table 7.51B – Received Specific Substance Use Treatment at Any Location in Past Year among Persons Aged 12 or Older Who Received Treatment for Substance Use at Any Location in Past Year, by Age Group: Percentages, 2015-2018
Substance for Which Treatment Was Received/Age Group	2015	2016	2017	2018
ILLICIT DRUGS	62.2	58.1	61.1	56.3
12-17	71.4	67.1	77.8	*
18 or Older	61.7	57.6	60.3	55.2
18-25	70.0^a	66.9^a	68.9^a	57.0
26 or Older	59.7	55.7	58.5	54.9
ALCOHOL	61.0	61.3	61.4	62.9
12-17	47.4	51.8	51.4	*
18 or Older	61.8	61.8	61.9	63.7
18-25	57.9	55.6	55.3	57.5
26 or Older	62.7	63.0	63.2	64.8
BOTH ILLICIT DRUGS AND ALCOHOL	32.4	30.5	29.8	28.9
12-17	35.4	39.9	41.7	*
18 or Older	32.2	30.0	29.2	28.4
18-25	37.2	32.8	32.7	29.4
26 or Older	31.0	29.5	28.5	28.3
* = low precision; -- = not available; da = does not apply; nc = not comparable due to methodological changes; nr = not reported due to measurement issues. NOTE: Received Substance Use Treatment includes treatment received at any location, such as a hospital (inpatient), rehabilitation facility (inpatient or outpatient), mental health center, emergency room, private doctor's office, self-help group, or prison/jail. ^a The difference between this estimate and the 2018 estimate is statistically significant at the .05 level. Rounding may make the estimates appear identical. Definitions: Measures and terms are defined in Appendix A. Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2015-2018.

190415

Table 7.52A – Locations Received Illicit Drug Use Treatment in Past Year among Persons Aged 12 or Older Who Received Illicit Drug Use Treatment in Past Year: Numbers in Thousands, 2015-2018
Location of Treatment¹	2015	2016	2017	2018
TOTAL POPULATION	2,288	2,181	2,448	2,097
Hospital - Inpatient	445	359	519	436
Rehabilitation Facility - Inpatient	637	497	614	513
Rehabilitation Facility - Outpatient	1,097	940	1,226	1,008
Mental Health Center - Outpatient	665	691	747	670
Emergency Room	216	232	304	271
Private Doctor's Office	419	501	688	539
Self-Help Group	1,152	929	1,204^a	949
Prison/Jail	192	156	264	178
* = low precision; -- = not available; da = does not apply; nc = not comparable due to methodological changes; nr = not reported due to measurement issues. NOTE: Received Illicit Drug Use Treatment includes treatment received at any location, such as a hospital (inpatient), rehabilitation facility (inpatient or outpatient), mental health center, emergency room, private doctor's office, self-help group, or prison/jail. ^a The difference between this estimate and the 2018 estimate is statistically significant at the .05 level. Rounding may make the estimates appear identical. ¹ Respondents could indicate multiple locations of treatment; thus, these response categories are not mutually exclusive. Definitions: Measures and terms are defined in Appendix A. Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2015-2018.

190415

Table 7.52B – Locations Received Illicit Drug Use Treatment in Past Year among Persons Aged 12 or Older Who Received Illicit Drug Use Treatment in Past Year: Percentages, 2015-2018
Location of Treatment¹	2015	2016	2017	2018
TOTAL POPULATION	100.0	100.0	100.0	100.0
Hospital - Inpatient	19.5	16.5	21.2	20.8
Rehabilitation Facility - Inpatient	27.8	22.8	25.1	24.5
Rehabilitation Facility - Outpatient	48.0	43.1	50.1	48.1
Mental Health Center - Outpatient	29.1	31.7	30.5	31.9
Emergency Room	9.4	10.6	12.4	12.9
Private Doctor's Office	18.3^a	23.0	28.1	25.7
Self-Help Group	50.3	42.6	49.2	45.2
Prison/Jail	8.4	7.1	10.8	8.5
* = low precision; -- = not available; da = does not apply; nc = not comparable due to methodological changes; nr = not reported due to measurement issues. NOTE: Received Illicit Drug Use Treatment includes treatment received at any location, such as a hospital (inpatient), rehabilitation facility (inpatient or outpatient), mental health center, emergency room, private doctor's office, self-help group, or prison/jail. ^a The difference between this estimate and the 2018 estimate is statistically significant at the .05 level. Rounding may make the estimates appear identical. ¹ Respondents could indicate multiple locations of treatment; thus, these response categories are not mutually exclusive. Definitions: Measures and terms are defined in Appendix A. Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2015-2018.

190415

Table 7.53A – Locations Received Alcohol Use Treatment in Past Year among Persons Aged 12 or Older Who Received Alcohol Use Treatment in Past Year: Numbers in Thousands, 2015-2018
Location of Treatment¹	2015	2016	2017	2018
TOTAL POPULATION	2,245	2,301	2,463	2,342
Hospital - Inpatient	452	524	557	555
Rehabilitation Facility - Inpatient	631	589	541	636
Rehabilitation Facility - Outpatient	751	744	784	934
Mental Health Center - Outpatient	598	540	584	717
Emergency Room	253	303	331	320
Private Doctor's Office	309^a	417	433	518
Self-Help Group	1,291	1,211	1,445	1,393
Prison/Jail	157	150	197	148
* = low precision; -- = not available; da = does not apply; nc = not comparable due to methodological changes; nr = not reported due to measurement issues. NOTE: Received Alcohol Use Treatment includes treatment received at any location, such as a hospital (inpatient), rehabilitation facility (inpatient or outpatient), mental health center, emergency room, private doctor's office, self-help group, or prison/jail. ^a The difference between this estimate and the 2018 estimate is statistically significant at the .05 level. Rounding may make the estimates appear identical. ¹ Respondents could indicate multiple locations of treatment; thus, these response categories are not mutually exclusive. Definitions: Measures and terms are defined in Appendix A. Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2015-2018.

190415

Table 7.53B – Locations Received Alcohol Use Treatment in Past Year among Persons Aged 12 or Older Who Received Alcohol Use Treatment in Past Year: Percentages, 2015-2018
Location of Treatment¹	2015	2016	2017	2018
TOTAL POPULATION	100.0	100.0	100.0	100.0
Hospital - Inpatient	20.1	22.8	22.6	23.7
Rehabilitation Facility - Inpatient	28.1	25.6	22.0	27.2
Rehabilitation Facility - Outpatient	33.5	32.3	31.8	39.9
Mental Health Center - Outpatient	26.6	23.5	23.7	30.6
Emergency Room	11.3	13.2	13.4	13.7
Private Doctor's Office	13.8^a	18.1	17.6	22.1
Self-Help Group	57.5	52.6	58.7	59.5
Prison/Jail	7.0	6.5	8.0	6.3
* = low precision; -- = not available; da = does not apply; nc = not comparable due to methodological changes; nr = not reported due to measurement issues. NOTE: Received Alcohol Use Treatment includes treatment received at any location, such as a hospital (inpatient), rehabilitation facility (inpatient or outpatient), mental health center, emergency room, private doctor's office, self-help group, or prison/jail. ^a The difference between this estimate and the 2018 estimate is statistically significant at the .05 level. Rounding may make the estimates appear identical. ¹ Respondents could indicate multiple locations of treatment; thus, these response categories are not mutually exclusive. Definitions: Measures and terms are defined in Appendix A. Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2015-2018.

190415

Table 7.54A – Locations Received Substance Use Treatment in Past Year among Persons Aged 12 or Older Who Received Substance Use Treatment in Past Year: Numbers in Thousands, 2015-2018
Location of Treatment¹	2015	2016	2017	2018
TOTAL POPULATION	3,679	3,755	4,010	3,723
Hospital - Inpatient	702	732	844	834
Rehabilitation Facility - Inpatient	974	918	911	961
Rehabilitation Facility - Outpatient	1,524	1,446	1,644	1,629
Mental Health Center - Outpatient	1,093	1,054	1,157	1,173
Emergency Room	453	530	573	538
Private Doctor's Office	686^a	883	961	943
Self-Help Group	1,948	1,808	2,098	1,917
Prison/Jail	288	252	360	265
* = low precision; -- = not available; da = does not apply; nc = not comparable due to methodological changes; nr = not reported due to measurement issues. NOTE: Received Substance Use Treatment includes treatment received at any location, such as a hospital (inpatient), rehabilitation facility (inpatient or outpatient), mental health center, emergency room, private doctor's office, self-help group, or prison/jail. ^a The difference between this estimate and the 2018 estimate is statistically significant at the .05 level. Rounding may make the estimates appear identical. ¹ Respondents could indicate multiple locations of treatment; thus, these response categories are not mutually exclusive. Definitions: Measures and terms are defined in Appendix A. Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2015-2018.

190415

Table 7.54B – Locations Received Substance Use Treatment in Past Year among Persons Aged 12 or Older Who Received Substance Use Treatment in Past Year: Percentages, 2015-2018
Location of Treatment¹	2015	2016	2017	2018
TOTAL POPULATION	100.0	100.0	100.0	100.0
Hospital - Inpatient	19.1	19.5	21.0	22.4
Rehabilitation Facility - Inpatient	26.5	24.5	22.7	25.8
Rehabilitation Facility - Outpatient	41.4	38.5	41.0	43.8
Mental Health Center - Outpatient	29.7	28.1	28.9	31.5
Emergency Room	12.3	14.1	14.3	14.4
Private Doctor's Office	18.7^a	23.5	24.0	25.3
Self-Help Group	53.0	48.2	52.3	51.5
Prison/Jail	7.8	6.7	9.0	7.1
* = low precision; -- = not available; da = does not apply; nc = not comparable due to methodological changes; nr = not reported due to measurement issues. NOTE: Received Substance Use Treatment includes treatment received at any location, such as a hospital (inpatient), rehabilitation facility (inpatient or outpatient), mental health center, emergency room, private doctor's office, self-help group, or prison/jail. ^a The difference between this estimate and the 2018 estimate is statistically significant at the .05 level. Rounding may make the estimates appear identical. ¹ Respondents could indicate multiple locations of treatment; thus, these response categories are not mutually exclusive. Definitions: Measures and terms are defined in Appendix A. Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2015-2018.

190415

Table 7.55A – Received Substance Use Treatment at a Specialty Facility in Past Year among Persons Aged 12 or Older, by Age Group: Numbers in Thousands, 2015-2018
Substance for Which Treatment Was Received/Age Group	2015	2016	2017	2018
ILLICIT DRUGS	1,541	1,406	1,674	1,392
12-17	63	64	56	80
18 or Older	1,478	1,343	1,618^a	1,312
18-25	296^a	259	319^a	201
26 or Older	1,182	1,084	1,299	1,111
ALCOHOL	1,352	1,208	1,362	1,387
12-17	37	48	39	26
18 or Older	1,315	1,160	1,323	1,361
18-25	210	175	214	180
26 or Older	1,105	985	1,109	1,181
ILLICIT DRUGS OR ALCOHOL¹	2,346	2,229	2,530	2,359
12-17	80	89	91	83
18 or Older	2,266	2,140	2,440	2,276
18-25	417	383	441^a	331
26 or Older	1,849	1,756	1,999	1,946
* = low precision; -- = not available; da = does not apply; nc = not comparable due to methodological changes; nr = not reported due to measurement issues. NOTE: Specialty treatment facilities include hospitals (inpatient only), rehabilitation facilities (inpatient or outpatient), or mental health centers. ^a The difference between this estimate and the 2018 estimate is statistically significant at the .05 level. Rounding may make the estimates appear identical. ¹ Estimates include persons who received treatment specifically for illicit drugs or alcohol, as well as persons who received treatment for unspecified substance(s). Definitions: Measures and terms are defined in Appendix A. Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2015-2018.

190415

Table 7.55B – Received Substance Use Treatment at a Specialty Facility in Past Year among Persons Aged 12 or Older, by Age Group: Percentages, 2015-2018
Substance for Which Treatment Was Received/Age Group	2015	2016	2017	2018
ILLICIT DRUGS	0.6	0.5	0.6	0.5
12-17	0.3	0.3	0.2	0.3
18 or Older	0.6	0.5	0.7^a	0.5
18-25	0.8^a	0.7	0.9^a	0.6
26 or Older	0.6	0.5	0.6	0.5
ALCOHOL	0.5	0.4	0.5	0.5
12-17	0.2	0.2	0.2	0.1
18 or Older	0.5	0.5	0.5	0.5
18-25	0.6	0.5	0.6	0.5
26 or Older	0.5	0.5	0.5	0.5
ILLICIT DRUGS OR ALCOHOL¹	0.9	0.8	0.9	0.9
12-17	0.3	0.4	0.4	0.3
18 or Older	0.9	0.9	1.0	0.9
18-25	1.2	1.1	1.3^a	1.0
26 or Older	0.9	0.8	0.9	0.9
* = low precision; -- = not available; da = does not apply; nc = not comparable due to methodological changes; nr = not reported due to measurement issues. NOTE: Specialty treatment facilities include hospitals (inpatient only), rehabilitation facilities (inpatient or outpatient), or mental health centers. ^a The difference between this estimate and the 2018 estimate is statistically significant at the .05 level. Rounding may make the estimates appear identical. ¹ Estimates include persons who received treatment specifically for illicit drugs or alcohol, as well as persons who received treatment for unspecified substance(s). Definitions: Measures and terms are defined in Appendix A. Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2015-2018.

190415

Table 7.56A – Received Specific Substance Use Treatment at a Specialty Facility in Past Year among Persons Aged 12 or Older Who Received Treatment for Substance Use at a Specialty Facility in Past Year, by Age Group: Numbers in Thousands, 2015-2018
Substance for Which Treatment Was Received/Age Group	2015	2016	2017	2018
ILLICIT DRUGS	1,541	1,406	1,674	1,392
12-17	*	*	*	*
18 or Older	1,478	1,343	1,618^a	1,312
18-25	296^a	259	319^a	201
26 or Older	1,182	1,084	1,299	1,111
ALCOHOL	1,352	1,208	1,362	1,387
12-17	*	*	*	*
18 or Older	1,315	1,160	1,323	1,361
18-25	210	175	214	180
26 or Older	1,105	985	1,109	1,181
BOTH ILLICIT DRUGS AND ALCOHOL	614	490	599	493
12-17	*	*	*	*
18 or Older	592	462	577	469
18-25	113	84	107	66
26 or Older	479	378	470	403
* = low precision; -- = not available; da = does not apply; nc = not comparable due to methodological changes; nr = not reported due to measurement issues. NOTE: Specialty treatment facilities include hospitals (inpatient only), rehabilitation facilities (inpatient or outpatient), or mental health centers. ^a The difference between this estimate and the 2018 estimate is statistically significant at the .05 level. Rounding may make the estimates appear identical. Definitions: Measures and terms are defined in Appendix A. Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2015-2018.

190415

Table 7.56B – Received Specific Substance Use Treatment at a Specialty Facility in Past Year among Persons Aged 12 or Older Who Received Treatment for Substance Use at a Specialty Facility in Past Year, by Age Group: Percentages, 2015-2018
Substance for Which Treatment Was Received/Age Group	2015	2016	2017	2018
ILLICIT DRUGS	65.7	63.1	66.1	59.0
12-17	*	*	*	*
18 or Older	65.2	62.8	66.3^a	57.6
18-25	71.0	67.5	72.4	60.9
26 or Older	63.9	61.7	65.0	57.1
ALCOHOL	57.6	54.2	53.8	58.8
12-17	*	*	*	*
18 or Older	58.0	54.2	54.2	59.8
18-25	50.4	45.6	48.5	54.4
26 or Older	59.7	56.1	55.5	60.7
BOTH ILLICIT DRUGS AND ALCOHOL	26.2	22.0	23.7	20.9
12-17	*	*	*	*
18 or Older	26.1	21.6	23.6	20.6
18-25	27.0	21.9	24.2	19.9
26 or Older	25.9	21.5	23.5	20.7
* = low precision; -- = not available; da = does not apply; nc = not comparable due to methodological changes; nr = not reported due to measurement issues. NOTE: Specialty treatment facilities include hospitals (inpatient only), rehabilitation facilities (inpatient or outpatient), or mental health centers. ^a The difference between this estimate and the 2018 estimate is statistically significant at the .05 level. Rounding may make the estimates appear identical. Definitions: Measures and terms are defined in Appendix A. Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2015-2018.

190415

Table 7.57A – Received Illicit Drug Use Treatment at a Specialty Facility in Past Year among Persons Aged 12 or Older, by Past Year Substance Use Disorder for Specific Substances: Numbers in Thousands, 2015-2018
Substance Use Disorder Status	2015	2016	2017	2018
ILLICIT DRUGS	850	676	979^a	743
Marijuana	200	205	270	223
Cocaine	159	144	260	186
Heroin	242	235	358	*
Hallucinogens	*	23	*	*
Inhalants	*	*	*	*
Methamphetamine	221	122	227	191
Misuse of Psychotherapeutics	431	353	417	335
Pain Relievers	371	307	346	265
Stimulants	40	55	96	52
Tranquilizers or Sedatives	149	117	146	132
Tranquilizers	142	108	141	125
Sedatives	*	*	*	*
Benzodiazepines	--	--	--	--
Opioids	491	453	603^a	400
Illicit Drugs Other than Marijuana¹	760	597	889^a	649
ALCOHOL	401	279	289	281
BOTH ILLICIT DRUGS AND ALCOHOL	276	192	235	228
ILLICIT DRUGS OR ALCOHOL	975	764	1,033^a	796
ILLICIT DRUGS ONLY	574	485	744^a	515
ALCOHOL ONLY	125	87	54	53
NO SUBSTANCE USE DISORDER	566	643	641	596
* = low precision; -- = not available; da = does not apply; nc = not comparable due to methodological changes; nr = not reported due to measurement issues. NOTE: Specialty treatment facilities include hospitals (inpatient only), rehabilitation facilities (inpatient or outpatient), or mental health centers. ^a The difference between this estimate and the 2018 estimate is statistically significant at the .05 level. Rounding may make the estimates appear identical. ¹ Illicit Drugs Other Than Marijuana excludes respondents who used only marijuana but includes those who used marijuana in addition to other illicit drugs. Definitions: Measures and terms are defined in Appendix A. Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2015-2018.

190415

Table 7.57B – Received Illicit Drug Use Treatment at a Specialty Facility in Past Year among Persons Aged 12 or Older, by Past Year Substance Use Disorder for Specific Substances: Percentages, 2015-2018
Substance Use Disorder Status	2015	2016	2017	2018
ILLICIT DRUGS	11.0	9.2	13.0^a	9.2
Marijuana	5.0	5.1	6.7	5.1
Cocaine	17.7	16.7	26.9	19.0
Heroin	40.9	37.5	54.9	*
Hallucinogens	*	6.7	*	*
Inhalants	*	*	*	*
Methamphetamine	25.4	17.8	23.5	18.1
Misuse of Psychotherapeutics	15.7	13.9	16.5	13.1
Pain Relievers	18.2	17.5	20.6	15.6
Stimulants	9.4	10.2	16.8	9.3
Tranquilizers or Sedatives	18.9	15.9	17.8	17.6
Tranquilizers	20.6	17.4	19.0	18.6
Sedatives	*	*	*	*
Benzodiazepines	--	--	--	--
Opioids	20.7	21.1	28.6^a	19.7
Illicit Drugs Other than Marijuana¹	16.9	14.7	20.6^a	14.7
ALCOHOL	2.5	1.9	2.0	1.9
BOTH ILLICIT DRUGS AND ALCOHOL	10.4	8.2	10.0	8.6
ILLICIT DRUGS OR ALCOHOL	4.7	3.8	5.2^a	3.9
ILLICIT DRUGS ONLY	11.3	9.6	14.3^a	9.5
ALCOHOL ONLY	1.0	0.7	0.4	0.4
NO SUBSTANCE USE DISORDER	0.2	0.3	0.3	0.2
* = low precision; -- = not available; da = does not apply; nc = not comparable due to methodological changes; nr = not reported due to measurement issues. NOTE: Specialty treatment facilities include hospitals (inpatient only), rehabilitation facilities (inpatient or outpatient), or mental health centers. ^a The difference between this estimate and the 2018 estimate is statistically significant at the .05 level. Rounding may make the estimates appear identical. ¹ Illicit Drugs Other Than Marijuana excludes respondents who used only marijuana but includes those who used marijuana in addition to other illicit drugs. Definitions: Measures and terms are defined in Appendix A. Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2015-2018.

190415

Table 7.58A – Received Alcohol Use Treatment at a Specialty Facility in Past Year among Persons Aged 12 or Older, by Past Year Substance Use Disorder for Specific Substances: Numbers in Thousands, 2015-2018
Substance Use Disorder Status	2015	2016	2017	2018
ILLICIT DRUGS	437	344	420	422
Marijuana	123	139	154	129
Cocaine	132	74	187	116
Heroin	97	54	102	63
Hallucinogens	*	24	16	*
Inhalants	*	*	*	*
Methamphetamine	89	59	97	84
Misuse of Psychotherapeutics	242	212	185	217
Pain Relievers	206	138	123	166
Stimulants	24	52	65	31
Tranquilizers or Sedatives	90	114	75	80
Tranquilizers	72	91	75	72
Sedatives	*	*	*	*
Benzodiazepines	--	--	--	--
Opioids	220	159	196	211
Illicit Drugs Other than Marijuana¹	384	283	358	377
ALCOHOL	685	683	613	686
BOTH ILLICIT DRUGS AND ALCOHOL	258	216	249	244
ILLICIT DRUGS OR ALCOHOL	864	811	784	864
ILLICIT DRUGS ONLY	179	128	171	178
ALCOHOL ONLY	427	467	364	442
NO SUBSTANCE USE DISORDER	488	397	578	523
* = low precision; -- = not available; da = does not apply; nc = not comparable due to methodological changes; nr = not reported due to measurement issues. NOTE: Specialty treatment facilities include hospitals (inpatient only), rehabilitation facilities (inpatient or outpatient), or mental health centers. ^a The difference between this estimate and the 2018 estimate is statistically significant at the .05 level. Rounding may make the estimates appear identical. ¹ Illicit Drugs Other Than Marijuana excludes respondents who used only marijuana but includes those who used marijuana in addition to other illicit drugs. Definitions: Measures and terms are defined in Appendix A. Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2015-2018.

190415

Table 7.58B – Received Alcohol Use Treatment at a Specialty Facility in Past Year among Persons Aged 12 or Older, by Past Year Substance Use Disorder for Specific Substances: Percentages, 2015-2018
Substance Use Disorder Status	2015	2016	2017	2018
ILLICIT DRUGS	5.6	4.7	5.6	5.2
Marijuana	3.1	3.5	3.8	2.9
Cocaine	14.7	8.5	19.4	11.9
Heroin	16.5	8.6	15.7	12.0
Hallucinogens	*	6.9	5.1	*
Inhalants	*	*	*	*
Methamphetamine	10.2	8.6	10.1	8.0
Misuse of Psychotherapeutics	8.8	8.3	7.3	8.5
Pain Relievers	10.1	7.9	7.3	9.8
Stimulants	5.7	9.6	11.4	5.5
Tranquilizers or Sedatives	11.5	15.5	9.1	10.7
Tranquilizers	10.4	14.8	10.1	10.7
Sedatives	*	*	*	*
Benzodiazepines	--	--	--	--
Opioids	9.3	7.4	9.3	10.4
Illicit Drugs Other than Marijuana¹	8.5	7.0	8.3	8.5
ALCOHOL	4.4	4.5	4.2	4.6
BOTH ILLICIT DRUGS AND ALCOHOL	9.7	9.3	10.6	9.2
ILLICIT DRUGS OR ALCOHOL	4.2	4.0	4.0	4.3
ILLICIT DRUGS ONLY	3.5	2.5	3.3	3.3
ALCOHOL ONLY	3.3	3.7	3.0	3.6
NO SUBSTANCE USE DISORDER	0.2	0.2	0.2	0.2
* = low precision; -- = not available; da = does not apply; nc = not comparable due to methodological changes; nr = not reported due to measurement issues. NOTE: Specialty treatment facilities include hospitals (inpatient only), rehabilitation facilities (inpatient or outpatient), or mental health centers. ^a The difference between this estimate and the 2018 estimate is statistically significant at the .05 level. Rounding may make the estimates appear identical. ¹ Illicit Drugs Other Than Marijuana excludes respondents who used only marijuana but includes those who used marijuana in addition to other illicit drugs. Definitions: Measures and terms are defined in Appendix A. Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2015-2018.

190415

Table 7.59A – Received Substance Use Treatment at a Specialty Facility in Past Year among Persons Aged 12 or Older, by Past Year Substance Use Disorder for Specific Substances: Numbers in Thousands, 2015-2018
Substance Use Disorder Status	2015	2016	2017	2018
ILLICIT DRUGS	997	869	1,125	899
Marijuana	226	292	355	273
Cocaine	206	158	308	224
Heroin	260	253	378	*
Hallucinogens	*	*	*	47
Inhalants	*	*	*	*
Methamphetamine	233	140	272	211
Misuse of Psychotherapeutics	527	480	486	408
Pain Relievers	445	367	384	318
Stimulants	50	69	129	67
Tranquilizers or Sedatives	181	198	171	161
Tranquilizers	155	166	166	153
Sedatives	*	*	*	*
Benzodiazepines	--	--	--	--
Opioids	573	513	646	468
Illicit Drugs Other than Marijuana¹	890	738	990	782
ALCOHOL	873	800	748	798
BOTH ILLICIT DRUGS AND ALCOHOL	378	287	349	324
ILLICIT DRUGS OR ALCOHOL	1,492	1,382	1,524	1,373
ILLICIT DRUGS ONLY	619	582	776^a	575
ALCOHOL ONLY	495	513	399	474
NO SUBSTANCE USE DISORDER	854	847	1,006	986
* = low precision; -- = not available; da = does not apply; nc = not comparable due to methodological changes; nr = not reported due to measurement issues. NOTE: Specialty treatment facilities include hospitals (inpatient only), rehabilitation facilities (inpatient or outpatient), or mental health centers. ^a The difference between this estimate and the 2018 estimate is statistically significant at the .05 level. Rounding may make the estimates appear identical. ¹ Illicit Drugs Other Than Marijuana excludes respondents who used only marijuana but includes those who used marijuana in addition to other illicit drugs. Definitions: Measures and terms are defined in Appendix A. Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2015-2018.

190415

Table 7.59B – Received Substance Use Treatment at a Specialty Facility in Past Year among Persons Aged 12 or Older, by Past Year Substance Use Disorder for Specific Substances: Percentages, 2015-2018
Substance Use Disorder Status	2015	2016	2017	2018
ILLICIT DRUGS	12.9	11.8	14.9^a	11.1
Marijuana	5.6	7.3	8.7	6.2
Cocaine	22.9	18.3	31.9	23.0
Heroin	44.1	40.3	58.0	*
Hallucinogens	*	*	*	17.2
Inhalants	*	*	*	*
Methamphetamine	26.7	20.5	28.2	20.1
Misuse of Psychotherapeutics	19.2	18.9	19.2	16.0
Pain Relievers	21.8	20.9	22.9	18.8
Stimulants	11.6	12.8	22.6^a	11.9
Tranquilizers or Sedatives	23.0	26.9	20.8	21.4
Tranquilizers	22.6	26.9	22.4	22.7
Sedatives	*	*	*	*
Benzodiazepines	--	--	--	--
Opioids	24.1	23.9	30.6	23.1
Illicit Drugs Other than Marijuana¹	19.8	18.2	23.0^a	17.7
ALCOHOL	5.5	5.3	5.2	5.4
BOTH ILLICIT DRUGS AND ALCOHOL	14.2	12.3	14.9	12.2
ILLICIT DRUGS OR ALCOHOL	7.2	6.9	7.7	6.8
ILLICIT DRUGS ONLY	12.2	11.5	14.9^a	10.6
ALCOHOL ONLY	3.8	4.0	3.3	3.9
NO SUBSTANCE USE DISORDER	0.3	0.3	0.4	0.4
* = low precision; -- = not available; da = does not apply; nc = not comparable due to methodological changes; nr = not reported due to measurement issues. NOTE: Specialty treatment facilities include hospitals (inpatient only), rehabilitation facilities (inpatient or outpatient), or mental health centers. ^a The difference between this estimate and the 2018 estimate is statistically significant at the .05 level. Rounding may make the estimates appear identical. ¹ Illicit Drugs Other Than Marijuana excludes respondents who used only marijuana but includes those who used marijuana in addition to other illicit drugs. Definitions: Measures and terms are defined in Appendix A. Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2015-2018.

190415

Table 7.60A – Classified as Needing Substance Use Treatment in Past Year among Persons Aged 12 or Older, by Age Group: Numbers in Thousands, 2015-2018
Substance for Which Treatment Was Needed/Age Group	2015	2016	2017	2018
ILLICIT DRUGS	8,428	8,111	8,240	8,743
12-17	884^a	807	766	711
18 or Older	7,545	7,304^a	7,473	8,031
18-25	2,631	2,520	2,587	2,664
26 or Older	4,914	4,784	4,886	5,368
ALCOHOL	16,402	15,581	15,254	15,519
12-17	643^a	512	469	423
18 or Older	15,760	15,070	14,785	15,096
18-25	3,909^a	3,750	3,522	3,501
26 or Older	11,851	11,320	11,263	11,595
ILLICIT DRUGS OR ALCOHOL¹	21,664	20,959	20,707	21,245
12-17	1,266^a	1,085^a	1,033	946
18 or Older	20,398	19,874	19,674	20,299
18-25	5,422	5,343	5,170	5,215
26 or Older	14,976	14,531	14,504	15,083
* = low precision; -- = not available; da = does not apply; nc = not comparable due to methodological changes; nr = not reported due to measurement issues. NOTE: Respondents were classified as needing the specific substance use treatment if they met the DSM-IV criteria for the specific illicit drug or alcohol use disorder or received treatment for the specific illicit drug or alcohol use at a specialty facility (i.e., drug and alcohol rehabilitation facility [inpatient or outpatient], hospital [inpatient only], or mental health center). ^a The difference between this estimate and the 2018 estimate is statistically significant at the .05 level. Rounding may make the estimates appear identical. ¹ Estimates include persons who received treatment specifically for illicit drugs or alcohol, as well as persons who received treatment for unspecified substance(s). Definitions: Measures and terms are defined in Appendix A. Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2015-2018.

190415

Table 7.60B – Classified as Needing Substance Use Treatment in Past Year among Persons Aged 12 or Older, by Age Group: Percentages, 2015-2018
Substance for Which Treatment Was Needed/Age Group	2015	2016	2017	2018
ILLICIT DRUGS	3.1	3.0	3.0	3.2
12-17	3.5^a	3.2	3.1	2.9
18 or Older	3.1	3.0	3.0	3.2
18-25	7.5	7.3	7.5	7.8
26 or Older	2.4	2.3	2.3	2.5
ALCOHOL	6.1^a	5.8	5.6	5.7
12-17	2.6^a	2.1	1.9	1.7
18 or Older	6.5^a	6.2	6.0	6.1
18-25	11.2^a	10.8	10.3	10.3
26 or Older	5.7	5.4	5.3	5.4
ILLICIT DRUGS OR ALCOHOL¹	8.1	7.8	7.6	7.8
12-17	5.1^a	4.4^a	4.1	3.8
18 or Older	8.4	8.1	8.0	8.2
18-25	15.5	15.5	15.1	15.3
26 or Older	7.2	6.9	6.8	7.0
* = low precision; -- = not available; da = does not apply; nc = not comparable due to methodological changes; nr = not reported due to measurement issues. NOTE: Respondents were classified as needing the specific substance use treatment if they met the DSM-IV criteria for the specific illicit drug or alcohol use disorder or received treatment for the specific illicit drug or alcohol use at a specialty facility (i.e., drug and alcohol rehabilitation facility [inpatient or outpatient], hospital [inpatient only], or mental health center). ^a The difference between this estimate and the 2018 estimate is statistically significant at the .05 level. Rounding may make the estimates appear identical. ¹ Estimates include persons who received treatment specifically for illicit drugs or alcohol, as well as persons who received treatment for unspecified substance(s). Definitions: Measures and terms are defined in Appendix A. Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2015-2018.

190415

Table 7.61A – Receipt of Substance Use Treatment at a Specialty Facility in Past Year among Persons Aged 12 or Older Classified as Needing Substance Use Treatment, by Age Group: Numbers in Thousands, 2015-2018
Substance for Which Treatment Was Needed and Was or Was Not Received/Age Group	2015	2016	2017	2018
RECEIVED TREATMENT
ILLICIT DRUGS	1,541	1,406	1,674	1,392
12-17	63	64	56	80
18 or Older	1,478	1,343	1,618^a	1,312
18-25	296^a	259	319^a	201
26 or Older	1,182	1,084	1,299	1,111
ALCOHOL	1,352	1,208	1,362	1,387
12-17	37	48	39	26
18 or Older	1,315	1,160	1,323	1,361
18-25	210	175	214	180
26 or Older	1,105	985	1,109	1,181
ILLICIT DRUGS OR ALCOHOL¹	2,346	2,229	2,530	2,359
12-17	80	89	91	83
18 or Older	2,266	2,140	2,440	2,276
18-25	417	383	441^a	331
26 or Older	1,849	1,756	1,999	1,946
DID NOT RECEIVE TREATMENT
ILLICIT DRUGS	6,887	6,705	6,566^a	7,351
12-17	820^a	743	710	631
18 or Older	6,067^a	5,961^a	5,856^a	6,720
18-25	2,335	2,261	2,268	2,463
26 or Older	3,732	3,700	3,588^a	4,257
ALCOHOL	15,050	14,374	13,892	14,132
12-17	605^a	464	429	396
18 or Older	14,445	13,910	13,462	13,736
18-25	3,699^a	3,575	3,308	3,322
26 or Older	10,747	10,335	10,154	10,414
ILLICIT DRUGS OR ALCOHOL	19,318	18,730	18,176	18,885
12-17	1,186^a	996^a	942	863
18 or Older	18,133	17,734	17,234	18,022
18-25	5,005	4,959	4,730	4,885
26 or Older	13,127	12,775	12,504	13,137
* = low precision; -- = not available; da = does not apply; nc = not comparable due to methodological changes; nr = not reported due to measurement issues. NOTE: Respondents were classified as needing the specific substance use treatment if they met the DSM-IV criteria for the specific illicit drug or alcohol use disorder or received treatment for the specific illicit drug or alcohol use at a specialty facility (i.e., drug and alcohol rehabilitation facility [inpatient or outpatient], hospital [inpatient only], or mental health center). ^a The difference between this estimate and the 2018 estimate is statistically significant at the .05 level. Rounding may make the estimates appear identical. ¹ Estimates include persons who received treatment specifically for illicit drugs or alcohol, as well as persons who received treatment for unspecified substance(s). Definitions: Measures and terms are defined in Appendix A. Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2015-2018.

190415

Table 7.61B – Receipt of Substance Use Treatment at a Specialty Facility in Past Year among Persons Aged 12 or Older Classified as Needing Substance Use Treatment, by Age Group: Percentages, 2015-2018
Substance for Which Treatment Was Needed and Was or Was Not Received/Age Group	2015	2016	2017	2018
RECEIVED TREATMENT
ILLICIT DRUGS	18.3	17.3	20.3^a	15.9
12-17	7.2	7.9	7.3	11.3
18 or Older	19.6^a	18.4	21.6^a	16.3
18-25	11.2^a	10.3	12.3^a	7.6
26 or Older	24.1	22.7	26.6^a	20.7
ALCOHOL	8.2	7.8	8.9	8.9
12-17	5.8	9.4	8.4	6.2
18 or Older	8.3	7.7	8.9	9.0
18-25	5.4	4.7	6.1	5.1
26 or Older	9.3	8.7	9.8	10.2
ILLICIT DRUGS OR ALCOHOL¹	10.8	10.6	12.2	11.1
12-17	6.3	8.2	8.8	8.8
18 or Older	11.1	10.8	12.4	11.2
18-25	7.7	7.2	8.5^a	6.3
26 or Older	12.3	12.1	13.8	12.9
DID NOT RECEIVE TREATMENT
ILLICIT DRUGS	81.7	82.7	79.7^a	84.1
12-17	92.8	92.1	92.7	88.7
18 or Older	80.4^a	81.6	78.4^a	83.7
18-25	88.8^a	89.7	87.7^a	92.4
26 or Older	75.9	77.3	73.4^a	79.3
ALCOHOL	91.8	92.2	91.1	91.1
12-17	94.2	90.6	91.6	93.8
18 or Older	91.7	92.3	91.1	91.0
18-25	94.6	95.3	93.9	94.9
26 or Older	90.7	91.3	90.2	89.8
ILLICIT DRUGS OR ALCOHOL	89.2	89.4	87.8	88.9
12-17	93.7	91.8	91.2	91.2
18 or Older	88.9	89.2	87.6	88.8
18-25	92.3	92.8	91.5^a	93.7
26 or Older	87.7	87.9	86.2	87.1
* = low precision; -- = not available; da = does not apply; nc = not comparable due to methodological changes; nr = not reported due to measurement issues. NOTE: Respondents were classified as needing the specific substance use treatment if they met the DSM-IV criteria for the specific illicit drug or alcohol use disorder or received treatment for the specific illicit drug or alcohol use at a specialty facility (i.e., drug and alcohol rehabilitation facility [inpatient or outpatient], hospital [inpatient only], or mental health center). ^a The difference between this estimate and the 2018 estimate is statistically significant at the .05 level. Rounding may make the estimates appear identical. ¹ Estimates include persons who received treatment specifically for illicit drugs or alcohol, as well as persons who received treatment for unspecified substance(s). Definitions: Measures and terms are defined in Appendix A. Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2015-2018.

190416

Table 7.62A – Perceived Need for Illicit Drug Use Treatment and Whether Made an Effort to Get Treatment in Past Year among Persons Aged 12 or Older Classified as Needing But Not Receiving Illicit Drug Use Treatment at a Specialty Facility, by Age Group: Numbers in Thousands, 2015-2018
Perceived Need/Made Effort/Age Group	2015	2016	2017	2018
PERCEIVED NEED FOR TREATMENT	518	427	537	469
12-17	12	26	7	13
18 or Older	507	400	530	456
18-25	87	77	120	105
26 or Older	420	323	410	351
PERCEIVED NEED AND MADE EFFORT TO GET TREATMENT	197	223	218	218
12-17	4	12^a	4	2
18 or Older	194	212	214	216
18-25	52	29	54	48
26 or Older	141	183	160	169
PERCEIVED NEED AND MADE NO EFFORT TO GET TREATMENT	321	203	319	251
12-17	8	14	4	11
18 or Older	313	189	316	240
18-25	35	48	66	57
26 or Older	278	140	249	183
DID NOT PERCEIVE NEED FOR TREATMENT	6,369	6,278	6,029^a	6,881
12-17	809^a	717	703	618
18 or Older	5,560^a	5,561^a	5,326^a	6,263
18-25	2,248	2,184	2,148	2,358
26 or Older	3,312^a	3,377	3,178^a	3,906
* = low precision; -- = not available; da = does not apply; nc = not comparable due to methodological changes; nr = not reported due to measurement issues. NOTE: Respondents were classified as needing illicit drug use treatment if they met the DSM-IV criteria for an illicit drug use disorder or received treatment for illicit drug use at a specialty facility (i.e., drug and alcohol rehabilitation facility [inpatient or outpatient], hospital [inpatient only], or mental health center). NOTE: Perceived Need for Illicit Drug Use Treatment includes persons who did not receive but felt they needed illicit drug use treatment, as well as persons who received treatment at a location other than a specialty facility but felt they needed additional treatment. ^a The difference between this estimate and the 2018 estimate is statistically significant at the .05 level. Rounding may make the estimates appear identical. Definitions: Measures and terms are defined in Appendix A. Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2015-2018.

190416

Table 7.62B – Perceived Need for Illicit Drug Use Treatment and Whether Made an Effort to Get Treatment in Past Year among Persons Aged 12 or Older Classified as Needing But Not Receiving Illicit Drug Use Treatment at a Specialty Facility, by Age Group: Percentages, 2015-2018
Perceived Need/Made Effort/Age Group	2015	2016	2017	2018
PERCEIVED NEED FOR TREATMENT	7.5	6.4	8.2	6.4
12-17	1.4	3.5	1.0	2.1
18 or Older	8.4	6.7	9.0	6.8
18-25	3.7	3.4	5.3	4.3
26 or Older	11.2	8.7	11.4	8.3
PERCEIVED NEED AND MADE EFFORT TO GET TREATMENT	2.9	3.3	3.3	3.0
12-17	0.4	1.6	0.5	0.3
18 or Older	3.2	3.6	3.7	3.2
18-25	2.2	1.3	2.4	1.9
26 or Older	3.8	4.9	4.5	4.0
PERCEIVED NEED AND MADE NO EFFORT TO GET TREATMENT	4.7	3.0	4.9	3.4
12-17	1.0	1.9	0.5	1.8
18 or Older	5.2	3.2	5.4^a	3.6
18-25	1.5	2.1	2.9	2.3
26 or Older	7.5^a	3.8	6.9	4.3
DID NOT PERCEIVE NEED FOR TREATMENT	92.5	93.6	91.8	93.6
12-17	98.6	96.5	99.0	97.9
18 or Older	91.6	93.3	91.0	93.2
18-25	96.3	96.6	94.7	95.7
26 or Older	88.8	91.3	88.6	91.7
* = low precision; -- = not available; da = does not apply; nc = not comparable due to methodological changes; nr = not reported due to measurement issues. NOTE: Respondents were classified as needing illicit drug use treatment if they met the DSM-IV criteria for an illicit drug use disorder or received treatment for illicit drug use at a specialty facility (i.e., drug and alcohol rehabilitation facility [inpatient or outpatient], hospital [inpatient only], or mental health center). NOTE: Perceived Need for Illicit Drug Use Treatment includes persons who did not receive but felt they needed illicit drug use treatment, as well as persons who received treatment at a location other than a specialty facility but felt they needed additional treatment. ^a The difference between this estimate and the 2018 estimate is statistically significant at the .05 level. Rounding may make the estimates appear identical. Definitions: Measures and terms are defined in Appendix A. Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2015-2018.

190416

Table 7.63A – Perceived Need for Alcohol Use Treatment and Whether Made an Effort to Get Treatment in Past Year among Persons Aged 12 or Older Classified as Needing But Not Receiving Alcohol Use Treatment at a Specialty Facility, by Age Group: Numbers in Thousands, 2015-2018
Perceived Need/Made Effort/Age Group	2015	2016	2017	2018
PERCEIVED NEED FOR TREATMENT	439	465	611	552
12-17	4	8	9	4
18 or Older	435	457	602	548
18-25	74	72	63	71
26 or Older	360	385	539	477
PERCEIVED NEED AND MADE EFFORT TO GET TREATMENT	136	202	307	225
12-17	2	3	3	3
18 or Older	135	199	304	222
18-25	25	19	13	23
26 or Older	110	180	291	199
PERCEIVED NEED AND MADE NO EFFORT TO GET TREATMENT	302	263	304	327
12-17	2	5	6	1
18 or Older	300	258	298	325
18-25	49	53	50	47
26 or Older	251	205	248	278
DID NOT PERCEIVE NEED FOR TREATMENT	14,612^a	13,909	13,281	13,580
12-17	601^a	456	420	393
18 or Older	14,010	13,453	12,861	13,188
18-25	3,624^a	3,503	3,246	3,251
26 or Older	10,386	9,950	9,615	9,937
* = low precision; -- = not available; da = does not apply; nc = not comparable due to methodological changes; nr = not reported due to measurement issues. NOTE: Respondents were classified as needing alcohol use treatment if they met the DSM-IV criteria for an alcohol use disorder or received treatment for alcohol use at a specialty facility (i.e., drug and alcohol rehabilitation facility [inpatient or outpatient], hospital [inpatient only], or mental health center). NOTE: Perceived Need for Alcohol Use Treatment includes persons who did not receive but felt they needed alcohol use treatment, as well as persons who received treatment at a location other than a specialty facility but felt they needed additional treatment. ^a The difference between this estimate and the 2018 estimate is statistically significant at the .05 level. Rounding may make the estimates appear identical. Definitions: Measures and terms are defined in Appendix A. Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2015-2018.

190416

Table 7.63B – Perceived Need for Alcohol Use Treatment and Whether Made an Effort to Get Treatment in Past Year among Persons Aged 12 or Older Classified as Needing But Not Receiving Alcohol Use Treatment at a Specialty Facility, by Age Group: Percentages, 2015-2018
Perceived Need/Made Effort/Age Group	2015	2016	2017	2018
PERCEIVED NEED FOR TREATMENT	2.9	3.2	4.4	3.9
12-17	0.7	1.7	2.2	1.0
18 or Older	3.0	3.3	4.5	4.0
18-25	2.0	2.0	1.9	2.1
26 or Older	3.4	3.7	5.3	4.6
PERCEIVED NEED AND MADE EFFORT TO GET TREATMENT	0.9	1.4	2.2	1.6
12-17	0.3	0.6	0.8	0.7
18 or Older	0.9	1.4	2.3	1.6
18-25	0.7	0.5	0.4	0.7
26 or Older	1.0	1.7	2.9	1.9
PERCEIVED NEED AND MADE NO EFFORT TO GET TREATMENT	2.0	1.8	2.2	2.3
12-17	0.4	1.1	1.4	0.3
18 or Older	2.1	1.9	2.2	2.4
18-25	1.3	1.5	1.5	1.4
26 or Older	2.3	2.0	2.4	2.7
DID NOT PERCEIVE NEED FOR TREATMENT	97.1	96.8	95.6	96.1
12-17	99.3	98.3	97.8	99.0
18 or Older	97.0	96.7	95.5	96.0
18-25	98.0	98.0	98.1	97.9
26 or Older	96.6	96.3	94.7	95.4
* = low precision; -- = not available; da = does not apply; nc = not comparable due to methodological changes; nr = not reported due to measurement issues. NOTE: Respondents were classified as needing alcohol use treatment if they met the DSM-IV criteria for an alcohol use disorder or received treatment for alcohol use at a specialty facility (i.e., drug and alcohol rehabilitation facility [inpatient or outpatient], hospital [inpatient only], or mental health center). NOTE: Perceived Need for Alcohol Use Treatment includes persons who did not receive but felt they needed alcohol use treatment, as well as persons who received treatment at a location other than a specialty facility but felt they needed additional treatment. ^a The difference between this estimate and the 2018 estimate is statistically significant at the .05 level. Rounding may make the estimates appear identical. Definitions: Measures and terms are defined in Appendix A. Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2015-2018.

190416

Table 7.64A – Perceived Need for Substance Use Treatment and Whether Made an Effort to Get Treatment in Past Year among Persons Aged 12 or Older Classified as Needing But Not Receiving Substance Use Treatment at a Specialty Facility, by Age Group: Numbers in Thousands, 2015-2018
Perceived Need/Made Effort/Age Group	2015	2016	2017	2018
PERCEIVED NEED FOR TREATMENT	880	836	1,033	964
12-17	17	30	18	15
18 or Older	863	806	1,015	949
18-25	138	145	181	169
26 or Older	725	662	834	780
PERCEIVED NEED AND MADE EFFORT TO GET TREATMENT	313	363	495	392
12-17	4	12	8	3
18 or Older	309	351	488	389
18-25	71	46	69	64
26 or Older	237	305	418	325
PERCEIVED NEED AND MADE NO EFFORT TO GET TREATMENT	567	474	538	573
12-17	13	18	11	13
18 or Older	554	455	527	560
18-25	67	98	112	105
26 or Older	487	357	416	455
DID NOT PERCEIVE NEED FOR TREATMENT	18,439	17,894	17,143	17,921
12-17	1,169^a	965	924	848
18 or Older	17,270	16,928	16,219	17,073
18-25	4,868	4,815	4,549	4,716
26 or Older	12,402	12,113	11,670	12,357
* = low precision; -- = not available; da = does not apply; nc = not comparable due to methodological changes; nr = not reported due to measurement issues. NOTE: Respondents were classified as needing substance use treatment if they met the DSM-IV criteria for an illicit drug or alcohol use disorder or received treatment for illicit drug or alcohol use at a specialty facility (i.e., drug and alcohol rehabilitation facility [inpatient or outpatient], hospital [inpatient only], or mental health center). NOTE: Perceived Need for Substance Use Treatment includes persons who did not receive but felt they needed illicit drug or alcohol use treatment, as well as persons who received treatment at a location other than a specialty facility but felt they needed additional treatment. ^a The difference between this estimate and the 2018 estimate is statistically significant at the .05 level. Rounding may make the estimates appear identical. Definitions: Measures and terms are defined in Appendix A. Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2015-2018.

190416

Table 7.64B – Perceived Need for Substance Use Treatment and Whether Made an Effort to Get Treatment in Past Year among Persons Aged 12 or Older Classified as Needing But Not Receiving Substance Use Treatment at a Specialty Facility, by Age Group: Percentages, 2015-2018
Perceived Need/Made Effort/Age Group	2015	2016	2017	2018
PERCEIVED NEED FOR TREATMENT	4.6	4.5	5.7	5.1
12-17	1.4	3.0	1.9	1.8
18 or Older	4.8	4.5	5.9	5.3
18-25	2.7	2.9	3.8	3.5
26 or Older	5.5	5.2	6.7	5.9
PERCEIVED NEED AND MADE EFFORT TO GET TREATMENT	1.6	1.9	2.7	2.1
12-17	0.3	1.2	0.8	0.3
18 or Older	1.7	2.0	2.8	2.2
18-25	1.4	0.9	1.5	1.3
26 or Older	1.8	2.4	3.3	2.5
PERCEIVED NEED AND MADE NO EFFORT TO GET TREATMENT	2.9	2.5	3.0	3.0
12-17	1.1	1.8	1.1	1.5
18 or Older	3.1	2.6	3.1	3.1
18-25	1.3	2.0	2.4	2.1
26 or Older	3.7	2.8	3.3	3.5
DID NOT PERCEIVE NEED FOR TREATMENT	95.4	95.5	94.3	94.9
12-17	98.6	97.0	98.1	98.2
18 or Older	95.2	95.5	94.1	94.7
18-25	97.3	97.1	96.2	96.5
26 or Older	94.5	94.8	93.3	94.1
* = low precision; -- = not available; da = does not apply; nc = not comparable due to methodological changes; nr = not reported due to measurement issues. NOTE: Respondents were classified as needing substance use treatment if they met the DSM-IV criteria for an illicit drug or alcohol use disorder or received treatment for illicit drug or alcohol use at a specialty facility (i.e., drug and alcohol rehabilitation facility [inpatient or outpatient], hospital [inpatient only], or mental health center). NOTE: Perceived Need for Substance Use Treatment includes persons who did not receive but felt they needed illicit drug or alcohol use treatment, as well as persons who received treatment at a location other than a specialty facility but felt they needed additional treatment. ^a The difference between this estimate and the 2018 estimate is statistically significant at the .05 level. Rounding may make the estimates appear identical. Definitions: Measures and terms are defined in Appendix A. Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2015-2018.

190415

Table 7.65A – Detailed Reasons for Not Receiving Substance Use Treatment in Past Year among Persons Aged 12 or Older Classified as Needing But Not Receiving Substance Use Treatment at a Specialty Facility and Who Perceived a Need for Substance Use Treatment in Past Year: Numbers in Thousands, 2015-2018
Reason for Not Receiving Substance Use Treatment¹	2015	2016	2017	2018
TOTAL POPULATION	880	836	1,033	964
No Health Care Coverage and Could Not Afford Cost	264	221	313	314
Had Health Care Coverage But Did Not Cover Treatment or Did Not Cover Full Cost	40	96	108	100
No Transportation/Programs Too Far Away or Hours Inconvenient	104	61	69	73
Did Not Find Program That Offered Type of Treatment That Was Wanted	95	119	93	106
Not Ready to Stop Using	355	315	410	371
No Openings in a Program	40	26	51	51
Did Not Know Where to Go for Treatment	110	155	113	204
Might Cause Neighbors/Community to Have Negative Opinion	73	111	177	144
Might Have Negative Effect on Job	141	96	212	154
Did Not Feel Need for Treatment at the Time	64	31	127^a	52
Could Handle the Problem Without Treatment	72	74	130	107
Treatment Would Not Help	29	18	40	36
Did Not Have Time	78	40	82	67
Did Not Want Others to Find Out	85	39	74	60
Some Other Reason	18	12	31	42
* = low precision; -- = not available; da = does not apply; nc = not comparable due to methodological changes; nr = not reported due to measurement issues. NOTE: Respondents were classified as needing substance use treatment if they met the DSM-IV criteria for an illicit drug or alcohol use disorder or received treatment for illicit drug or alcohol use at a specialty facility (i.e., drug and alcohol rehabilitation facility [inpatient or outpatient], hospital [inpatient only], or mental health center). NOTE: Perceived Need for Substance Use Treatment includes persons who did not receive but felt they needed illicit drug or alcohol use treatment, as well as persons who received treatment at a location other than a specialty facility but felt they needed additional treatment. ^a The difference between this estimate and the 2018 estimate is statistically significant at the .05 level. Rounding may make the estimates appear identical. ¹ Respondents could indicate multiple reasons for not receiving treatment; thus, these response categories are not mutually exclusive. Definitions: Measures and terms are defined in Appendix A. Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2015-2018.

190415

Table 7.65B – Detailed Reasons for Not Receiving Substance Use Treatment in Past Year among Persons Aged 12 or Older Classified as Needing But Not Receiving Substance Use Treatment at a Specialty Facility and Who Perceived a Need for Substance Use Treatment in Past Year: Percentages, 2015-2018
Reason for Not Receiving Substance Use Treatment¹	2015	2016	2017	2018
TOTAL POPULATION	100.0	100.0	100.0	100.0
No Health Care Coverage and Could Not Afford Cost	30.0	26.4	30.3	32.5
Had Health Care Coverage But Did Not Cover Treatment or Did Not Cover Full Cost	4.6	11.5	10.5	10.4
No Transportation/Programs Too Far Away or Hours Inconvenient	11.8	7.2	6.7	7.6
Did Not Find Program That Offered Type of Treatment That Was Wanted	10.8	14.2	9.0	11.0
Not Ready to Stop Using	40.3	37.7	39.7	38.4
No Openings in a Program	4.5	3.1	5.0	5.3
Did Not Know Where to Go for Treatment	12.5	18.6	10.9^a	21.1
Might Cause Neighbors/Community to Have Negative Opinion	8.3	13.2	17.2	14.9
Might Have Negative Effect on Job	16.1	11.5	20.5	16.0
Did Not Feel Need for Treatment at the Time	7.3	3.7	12.3^a	5.3
Could Handle the Problem Without Treatment	8.2	8.9	12.6	11.1
Treatment Would Not Help	3.3	2.1	3.9	3.8
Did Not Have Time	8.9	4.8	7.9	7.0
Did Not Want Others to Find Out	9.6	4.6	7.1	6.2
Some Other Reason	2.1	1.4	3.0	4.4
* = low precision; -- = not available; da = does not apply; nc = not comparable due to methodological changes; nr = not reported due to measurement issues. NOTE: Respondents were classified as needing substance use treatment if they met the DSM-IV criteria for an illicit drug or alcohol use disorder or received treatment for illicit drug or alcohol use at a specialty facility (i.e., drug and alcohol rehabilitation facility [inpatient or outpatient], hospital [inpatient only], or mental health center). NOTE: Perceived Need for Substance Use Treatment includes persons who did not receive but felt they needed illicit drug or alcohol use treatment, as well as persons who received treatment at a location other than a specialty facility but felt they needed additional treatment. ^a The difference between this estimate and the 2018 estimate is statistically significant at the .05 level. Rounding may make the estimates appear identical. ¹ Respondents could indicate multiple reasons for not receiving treatment; thus, these response categories are not mutually exclusive. Definitions: Measures and terms are defined in Appendix A. Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2015-2018.

190326

Table 7.66B – Marijuana Use in Past Month among Persons Aged 12 or Older, by Age Group: Percentages, 1971-2018
Survey Year	Aged 12-17	Aged 18-25	Aged 26-34
1971	5.1	17.3	5.7
1972	6.0	27.8	10.3
1974	10.2	25.2	9.1
1976	10.5	25.0	12.5
1977	14.1	27.4	13.7
1979	14.2	35.6	19.7
1982	9.9	27.2	19.0
1985	10.2	21.7	19.0
1988	5.4	15.3	12.3
1990	4.4	12.7	9.5
1991	3.6	12.9	7.7
1992	3.4	10.9	9.3
1993	4.0	11.1	7.5
1994	6.0	12.1	6.9
1995	8.2	12.0	6.7
1996	7.1	13.2	6.3
1997	9.4	12.8	6.0
1998	8.3	13.8	5.5
1999	7.2	14.2	5.4
2000	7.2	13.6	5.9
2001	8.0	16.0	6.8
2002	8.2	17.3	7.7
2003	7.9	17.0	8.4
2004	7.6	16.1	8.3
2005	6.8	16.6	8.6
2006	6.7	16.3	8.5
2007	6.7	16.5	7.9
2008	6.7	16.6	8.8
2009	7.4	18.2	9.6
2010	7.4	18.5	10.6
2011	7.9	19.0	10.2
2012	7.2	18.7	11.3
2013	7.1	19.1	12.6
2014	7.4	19.6	12.7
2015	7.0	19.8	12.9
2016	6.5	20.8	14.5
2017	6.5	22.1	14.8
2018	6.7	22.1	16.7
* = low precision; -- = not available; da = does not apply; nc = not comparable due to methodological changes; nr = not reported due to measurement issues. NOTE: Some 2006 to 2010 estimates may differ from previously published estimates due to updates (see Section 3.3.5 in Chapter 3 of the 2018 National Survey on Drug Use and Health: Methodological Summary and Definitions). NOTE: Estimates for 1971 through 1977 have been adjusted to improve their comparability with estimates based on later versions of the NSDUH instrument. NOTE: Estimates for 1979 through 1993 have been adjusted for comparability with estimates for 1994 through 1998. NOTE: Estimates for 1999 through 2018 have not been adjusted for comparability. See Appendix C of the Results from the 2004 National Survey on Drug Use and Health: National Findings for information on the comparability of the 1999 and later estimates with pre-1999 estimates. Definitions: Measures and terms are defined in Appendix A. Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 1971-2018.

190326

Table 7.67B – Cocaine Use in Past Year among Persons Aged 12 or Older, by Age Group: Percentages, 1971-2018
Survey Year	Aged 12-17	Aged 18-25	Aged 26-34
1971	--	--	--
1972	1.3	--	--
1974	2.3	7.0	--
1976	2.0	6.1	--
1977	2.2	8.8	--
1979	3.6	17.0	5.7
1982	3.7	15.9	9.3
1985	3.4	13.6	10.5
1988	2.5	10.5	7.0
1990	1.9	6.5	5.9
1991	1.3	6.7	4.4
1992	1.0	5.5	4.3
1993	0.7	4.4	3.8
1994	1.1	3.6	3.5
1995	1.7	4.3	3.1
1996	1.4	4.7	3.5
1997	2.2	3.9	3.1
1998	1.7	4.7	2.7
1999	1.6	5.2	2.4
2000	1.7	4.4	2.1
2001	1.5	5.7	2.7
2002	2.1	6.7	3.6
2003	1.8	6.6	4.1
2004	1.6	6.6	4.0
2005	1.7	6.9	3.1
2006	1.6	6.9	4.4
2007	1.5	6.4	3.6
2008	1.2	5.6	4.0
2009	1.0	5.3	3.4
2010	1.0	4.7	3.6
2011	0.9	4.6	2.3
2012	0.7	4.6	3.1
2013	0.5	4.4	3.4
2014	0.7	4.6	3.0
2015	0.6	5.4	3.2
2016	0.5	5.6	3.8
2017	0.5	6.2	4.5
2018	0.4	5.8	4.5
* = low precision; -- = not available; da = does not apply; nc = not comparable due to methodological changes; nr = not reported due to measurement issues. NOTE: Some 2006 to 2010 estimates may differ from previously published estimates due to updates (see Section 3.3.5 in Chapter 3 of the 2018 National Survey on Drug Use and Health: Methodological Summary and Definitions). NOTE: Estimates for 1971 through 1977 have been adjusted to improve their comparability with estimates based on later versions of the NSDUH instrument. NOTE: Estimates for 1979 through 1993 have been adjusted for comparability with estimates for 1994 through 1998. NOTE: Estimates for 1999 through 2018 have not been adjusted for comparability. See Appendix C of the Results from the 2004 National Survey on Drug Use and Health: National Findings for information on the comparability of the 1999 and later estimates with pre-1999 estimates. Definitions: Measures and terms are defined in Appendix A. Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 1971-2018.