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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
Any Illicit Drug Use 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
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
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
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
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
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
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
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
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
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]
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
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
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

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