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Monitoring the Future Study: Trends in Prevalence of Various Drugs
Monitoring the Future Study: Trends in Prevalence of Various Drugs
for 8th-Graders, 10th-Graders, and 12th-Graders

2009-2012 (in percent)*
Drug Time Period 8th-Graders 10th-Graders 12th-Graders
2009 2010 2011 2012 2009 2010 2011 2012 2009 2010 2011 2012
Alcohol Lifetime [36.6] 35.8 [33.1] [29.5] 59.1 58.2 [56.0] 54 72.3 71 70 69.4
Past Year 30.3 29.3 [26.9] [23.6] 52.8 52.1 [49.8] 48.5 66.2 65.2 63.5 63.5
Past Month 14.9 13.8 12.7 [11.0] 30.4 28.9 27.2 27.6 43.5 [41.2] 40 41.5
Daily [0.5] 0.5 0.4 0.3 1.1 1.1 [0.8] 1 2.5 2.7 [2.1] 2.5
Cigarettes (any use) Lifetime 20.1 20 18.4 [15.5] 32.7 33 [30.4] [27.7] 43.6 42.2 [40.0] 39.5
Past Month 6.5 7.1 6.1 [4.9] 13.1 13.6 [11.8] 10.8 20.1 19.2 18.7 17.1
Daily 2.7 2.9 2.4 1.9 6.3 6.6 5.5 5 11.2 10.7 10.3 9.3
1/2-pack+/day 1 0.9 0.7 0.6 2.4 2.4 1.9 1.5 5 4.7 4.3 4
Smokeless Tobacco Lifetime 9.6 9.9 9.7 8.1 [15.2] 16.8 15.6 15.4 16.3 17.6 16.9 17.4
Past Month 3.7 4.1 3.5 2.8 [6.5] 7.5 6.6 6.4 8.4 8.5 8.3 7.9
Daily 0.8 0.9 0.8 0.5 [1.9] 2.5 1.7 2 2.9 3.1 3.1 3.2
Illicit Drugs Lifetime 19.9 21.4 20.1 18.5 36 37 37.7 36.8 46.7 48.2 49.9 49.1
Past Year 14.5 [16.0] 14.7 13.4 29.4 30.2 31.1 30.1 36.5 38.3 40 39.7
Past Month 8.1 [9.5] 8.5 7.7 17.8 18.5 19.2 18.6 23.3 23.8 25.2 25.2

Cocaine

Lifetime 2.6 2.6 2.2 1.9 4.6 3.7 3.3 3.3 [6.0] 5.5 5.2 4.9
Past Year 1.6 1.6 1.4 1.2 2.7 2.2 1.9 2 [3.4] 2.9 2.9 2.7
Past Month 0.8 0.6 0.8 [0.5] [0.9] 0.9 0.7 0.8 [1.3] 1.3 1.1 1.1

Crack Cocaine

 Lifetime 1.7 1.5 1.5 [1] 2.1 1.8 1.6 1.4 2.4 2.4 [1.9] 2.1
Past Year 1.1 1 0.9 [0.6] 1.2 1 0.9 0.8 1.3 1.4 [1.0] 1.2
Past Month 0.5 0.4 0.5 [0.3] 0.4 0.5 0.4 0.4 0.6 0.7 0.5 0.6
GHB Past Year 0.7 0.6 0.6 - 1 0.6 0.5 - 1.1 1.4 1.4 1.4
Hallucinogens Lifetime 3 3.4 3.3 2.8 6.1 6.1 6 5.2 7.4 8.6 8.3 7.5
Past Year 1.9 2.2 2.2 [1.6] 4.1 4.2 4.1 3.5 [4.7] 5.5 5.2 4.8
Past Month 0.9 1 1 [0.6] 1.4 1.6 1.4 1.2 [1.6] 1.9 1.6 1.6

LSD

 Lifetime 1.7 1.8 1.7 1.3 3 3 2.8 2.6 3.1 4 4 3.8
Past Year 1.1 1.2 1.1 0.8 1.9 1.9 1.8 1.7 [1.9] [2.6] 2.7 2.4
Past Month 0.5 0.6 0.5 0.3 0.5 0.7 0.7 0.5 [0.5] [0.8] 0.8 0.8

MDMA

 Lifetime 2.2 [3.3] 2.6 2 5.5 6.4 6.6 [5.0] 6.5 7.3 8 7.2
Past Year 1.3 [2.4] [1.7] [1.1] 3.7 [4.7] 4.5 [3.0] 4.3 4.5 5.3 [3.8]
Past Month 0.6 [1.1] [0.6] 0.5 1.3 [1.9] 1.6 [1.0] 1.8 1.4 [2.3] [0.9]
Heroin Lifetime 1.3 1.3 1.2 [0.8] [1.5] 1.3 1.2 1.1 1.2 1.6 1.4 1.1
Past Year 0.7 0.8 0.7 0.5 0.9 0.8 0.8 0.6 0.7 0.9 0.8 0.6
Past Month 0.4 0.4 0.4 0.2 0.4 0.4 0.4 0.4 0.4 0.4 0.4 0.3
Inhalants Lifetime 14.9 14.5 13.1 11.8 12.3 12 [10.1] 9.9 9.5 9 8.1 7.9
Past Year 8.1 8.1 [7.0] 6.2 6.1 5.7 [4.5] 4.1 3.4 3.6 3.2 2.9
Past Month 3.8 3.6 3.2 [2.7] [2.2] 2 1.7 1.4 1.2 1.4 1 0.9
Ketamine Past Year 1.0 1.0 0.8 - 1.3 1.1 1.2 - 1.7 1.6 1.7 1.5
Marijuana/Hashish Lifetime 15.7 17.3 16.4 15.2 32.3 33.4 34.5 33.8 42 43.8 45.5 45.2
Past Year 11.8 [13.7] 12.5 11.4 26.7 27.5 28.8 28 32.8 34.8 36.4 36.4
Past Month 6.5 [8.0] 7.2 6.5 15.9 16.7 17.6 17 20.6 21.4 22.6 22.9
Daily 1 [1.2] 13 1.1 2.8 [3.3] 3.6 3.5 5.2 [6.1] 6.6 6.5
Methamphetamine Lifetime [1.6] 1.8 1.3 1.3 2.8 2.5 2.1 1.8 2.4 2.3 2.1 1.7
Past Year 1 1.2 0.8 1 1.6 1.6 1.4 1 1.2 1 1.4 1.1
Past Month 0.5 0.7 0.4 0.5 0.6 0.7 0.5 0.6 0.5 0.5 0.6 0.5
PCP Lifetime - - - - - - - - 1.7 1.8 2.3 1.6
Past Year - - - - - - - - 1.0 1.0 1.3 0.9
Past Month - - - - - - - - 0.5 0.8 0.8 0.5
Any Prescription Drug Lifetime - - - - - - - - 20.9 21.6 21.7 21.2
Past Year - - - - - - - - 14.4 15 15.2 14.8
Past Month - - - - - - - - 7.3 6.9 7.2 7.0

Amphetamine

 Lifetime 6.0 5.7 5.2 4.5 10.3 10.6 9.0 8.9 9.9 11.1 12.2 12.0
Past Year 4.1 3.9 3.5 2.9 7.1 7.6 6.6 6.5 6.6 7.4 8.2 7.9
Past Month 1.9 1.8 1.8 1.3 3.3 3.3 3.1 2.8 3 3.3 3.7 3.3

Adderall

 Past Year 2 2.3 1.7 1.7 5.7 5.3 4.6 4.5 5.4 6.5 6.5 7.6

Ritalin

 Past Year 1.8 1.5 1.3 2.8 3.6 2.7 2.6 1.9 2.1 2.7 2.6 2.6

Cough Medicine
(non-prescription)

 Past Year 3.8 3.2 2.7 3 6 5.1 5.5 4.7 5.9 6.6 [5.3] 5.6

Narcotics other
than Heroin

 Lifetime - - - - - - - - 13.2 13 13 12.2
Past Year - - - - - - - - 9.2 8.7 8.7 7.9
Past Month - - - - - - - - 4.1 3.6 3.6 [3.0]

Vicodin

 Past Year 2.5 2.7 2.1 1.3 8.1 7.7 [5.9] 4.4 9.7 [8.0] 8.1 7.5

OxyContin

 Past Year 2 2.1 1.8 1.6 5.1 4.6 3.9 3 4.9 5.1 4.9 4.3

Tranquilizers

 Lifetime 3.9 4.4 [3.4] 3 7 7.3 6.8 6.3 9.3 8.5 8.7 8.5
Past Year 2.6 2.8 [2.0] 1.8 5 5.1 4.5 4.3 6.3 5.6 5.6 5.3
Past Month 1.2 1.2 1 0.8 2 2.2 1.9 1.7 2.7 2.5 2.3 2.1
Rohypnol Lifetime 0.7 0.9 2.0 [1.0] 0.7 1.4 1.2 0.8 - - - -
Past Year 0.4 0.5 0.8 0.4 0.4 0.6 0.6 0.5 1 1.5 1.3 1.5
Past Month 0.2 0.2 0.6 0.1 0.3 0.3 0.3 0.2 - - - -
Salvia Past Year - 1.7 1.6 1.4 - 3.7 3.9 [2.5] 5.7 5.5 5.9 [4.4]
Steroids Lifetime 1.3 1.1 1.2 1.2 1.3 1.6 1.4 1.3 2.2 2 1.8 1.8
Past Year 0.8 [0.5] [0.7] 0.6 0.8 1 0.9 0.8 1.5 1.5 1.2 1.3
Past Month 0.4 0.3 0.4 0.3 0.5 0.5 0.5 0.4 1 1.1 0.7 0.9

* Data in brackets indicate statistically significant change from the previous year.

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