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NIDA

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Monitoring the Future Study: Trends in Prevalence of Various Drugs for 8th Graders, 10th Graders, and 12th Graders; 2014 - 2017 (in percent)*
Drug Time Period 8th Graders 10th Graders 12th Graders
2014 2015 2016 2017 2014 2015 2016 2017 2014 2015 2016 2017
Alcohol Lifetime 26.80 26.10 [22.80] 23.10 [49.30] 47.10 [43.40] 42.20 [66.00] 64.00 61.20 61.50
Past Year 20.80 21.00 [17.60] 18.20 [44.00] 41.90 [38.30] 37.70 60.20 58.20 55.60 55.70
Past Month 9.00 9.70 [7.30] 8.00 [23.50] 21.50 19.90 19.70 37.40 35.30 33.20 33.20
Daily 0.30 0.20 0.20 0.20 0.80 0.50 0.50 0.60 1.90 1.90 [1.30] 1.60
Cigarettes (any use) Lifetime 13.50 13.30 [9.80] 9.40 [22.60] [19.90] [17.50] 15.90 [34.40] [31.10] [28.30] 26.60
Past Month 4.00 [3.60] [2.60] [1.90] [7.20] [6.30] [4.90] 5.00 [13.60] [11.40] 10.50 9.70
Daily 1.40 1.30 [0.90] [0.60] [3.20] 3.00 [1.90] 2.20 [6.70] [5.50] 4.80 4.20
1/2-pack+/day 0.50 0.40 0.30 0.20 1.20 1.00 [0.60] 0.70 [2.60] 2.10 1.80 1.70
E-cigarettes Past Month 8.70 9.50 6.20 - 16.20 14.00 11.00 - 17.10 16.20 12.50 -
Any Vaping Lifetime - 21.70 17.50 18.50 - 32.80 29.00 30.90 - 35.50 33.80 35.80
Past Year - - - 13.30 - - - 23.90 - - - 27.80
Past Month - 8.00 6.20 6.60 - 14.20 11.00 13.10 - 16.30 12.50 16.60
Smokeless Tobacco Lifetime 8.00 8.60 6.90 6.20 13.60 12.30 10.20 9.10 15.10 13.20 14.20 [11.00]
Past Month 3.00 3.20 2.50 [1.70] 5.30 4.90 3.50 3.80 8.40 6.10 6.60 [4.90]
Daily 0.50 0.80 0.60 0.40 1.80 1.60 1.00 0.60 3.40 2.90 2.70 2.00
Illicit Drugs Lifetime 20.30 20.50 [17.20] 18.20 37.40 [34.70] 33.70 34.30 49.10 48.90 48.30 48.90
Past Year 14.60 14.80 [12.00] 12.90 29.90 27.90 26.80 27.80 38.70 38.60 38.30 39.90
Past Month 8.30 8.10 [6.90] 7.00 18.50 [16.50] 15.90 17.20 23.70 23.60 24.40 24.90
Bath Salts Past Year [0.50] 0.40 0.90 0.50 0.90 0.70 0.80 0.40 0.90 1.00 0.80 0.60
Cocaine Lifetime 1.80 1.60 1.40 1.30 2.60 2.70 2.10 2.10 4.60 4.00 3.70 4.20
Past Year 1.00 0.90 0.80 0.80 1.50 1.80 1.30 1.40 2.60 2.50 2.30 2.70
Past Month 0.50 0.50 0.30 0.40 0.60 0.80 0.40 0.50 1.00 1.10 0.90 1.20
Crack Cocaine Lifetime 1.20 1.00 0.90 0.80 [1.00] 1.10 0.80 0.80 1.80 1.70 1.40 1.70
Past Year 0.70 0.50 0.50 0.50 [0.50] 0.70 [0.40] 0.60 1.10 1.10 0.80 1.00
Past Month 0.30 0.30 0.20 0.30 0.30 0.30 0.20 0.30 0.70 0.60 0.50 0.60
GHB Past Year - - - - - - - - 1.00 0.70 0.90 0.40
Hallucinogens Lifetime 2.00 2.00 1.90 1.90 5.00 4.60 4.40 4.20 6.30 6.40 6.70 6.70
Past Year 1.30 1.30 1.20 1.10 3.30 3.10 2.90 2.80 4.00 4.20 4.30 4.40
Past Month 0.50 0.60 0.60 0.50 1.20 0.90 0.90 1.10 1.50 1.60 1.40 1.60
Heroin Lifetime 0.90 [0.50] 0.50 0.70 0.90 0.70 0.60 0.40 1.00 0.80 0.70 0.70
Past Year 0.50 [0.30] 0.30 0.30 0.50 0.50 0.30 0.20 0.60 0.50 0.30 0.40
Past Month 0.30 0.10 0.20 0.20 0.40 0.20 0.20 0.10 0.40 0.30 0.20 0.30
Inhalants Lifetime 10.80 [9.40] [7.70] [8.90] 8.70 [7.20] 6.60 6.10 6.50 5.70 5.00 4.90
Past Year 5.30 4.60 [3.80] [4.70] 3.30 2.90 2.40 2.30 1.90 1.90 1.70 1.50
Past Month 2.20 2.00 1.80 2.10 1.10 1.20 1.00 1.10 0.70 0.70 0.80 0.80
K2/Spice (Synthetic Marijuana) Past Year 3.30 3.10 2.70 [2.00] [5.40] 4.30 3.30 2.70 [5.80] 5.20 3.50 3.70
Ketamine Past Year - - - - - - - - 1.50 1.40 1.20 1.20
LSD Lifetime 1.10 1.30 1.20 1.30 2.60 3.00 3.20 3.00 3.70 4.30 4.90 5.00
Past Year 0.70 0.90 0.80 0.90 1.90 2.00 2.10 2.10 2.50 2.90 3.00 3.30
Past Month 0.30 0.40 0.40 0.30 0.60 0.60 0.70 0.80 1.00 1.10 1.00 1.20
Marijuana/ Hashish Lifetime 15.60 15.50 [12.80] 13.50 33.70 [31.10] 29.70 30.70 44.40 44.70 44.50 45.00
Past Year 11.70 11.80 [9.40] 10.10 [27.30] 25.40 23.90 25.50 35.10 34.90 35.60 37.10
Past Month 6.50 6.50 [5.40] 5.50 16.60 14.80 14.00 [15.70] 21.20 21.30 22.50 22.90
Daily 1.00 1.10 [0.70] 0.80 [3.40] 3.00 2.50 2.90 5.80 6.00 6.00 5.90
MDMA Lifetime 1.40 2.30 [1.70] 1.50 [3.70] [3.80] [2.80] 2.80 5.60 [5.90] [4.90] 4.90
Past Year 0.90 1.40 [1.00] 0.90 [2.30] [2.40] [1.80] 1.70 3.60 [3.60] [2.70] 2.60
Past Month 0.40 0.50 0.30 0.40 [0.80] 0.90 [0.50] 0.50 1.40 1.10 0.90 0.90
Methamphetamine Lifetime 1.00 0.80 0.60 0.70 1.40 1.30 [0.70] 0.90 1.90 1.00 1.20 1.10
Past Year 0.60 0.50 0.40 0.50 0.80 0.80 [0.40] 0.40 1.00 0.60 0.60 0.60
Past Month 0.20 0.30 0.30 0.20 0.30 0.30 0.20 0.20 0.50 0.40 0.30 0.30
PCP Lifetime - - - - - - - - - - - -
Past Year - - - - - - - - 0.80 1.40 1.30 1.00
Past Month - - - - - - - - - - - -
Rohypnol Lifetime 0.60 0.80 0.90 0.60 1.00 0.50 1.00 0.70 - - - -
Past Year 0.30 0.30 0.50 0.40 0.50 0.20 0.50 0.30 0.70 1.00 1.10 0.80
Past Month 0.20 0.10 0.20 0.10 0.40 0.10 0.30 0.00 - - - -
Salvia Past Year [0.60] 0.70 0.90 [0.40] 1.80 1.20 0.90 0.90 [1.80] 1.90 1.80 1.50
Any Prescription Drug Lifetime - - - - - - - - [19.90] 18.30 18.00 16.50
Past Year - - - - - - - - [13.90] 12.90 12.00 10.90
Past Month - - - - - - - - 6.40 5.90 5.40 4.90
Adderall Past Year 1.30 1.00 1.50 1.30 4.60 5.20 4.20 4.00 6.80 7.50 6.20 5.50
Amphetamine Lifetime 6.70 6.80 [5.70] 5.70 10.60 9.70 8.80 8.20 12.10 10.80 10.00 9.20
Past Year 4.30 4.10 3.50 3.50 7.60 6.80 6.10 5.60 8.10 7.70 6.70 5.90
Past Month 2.10 1.90 1.70 1.70 3.70 [3.10] 2.70 2.50 3.80 3.20 3.00 2.60
Cough Medicine (non-prescription) Past Year [2.00] 1.60 2.60 2.10 3.70 3.30 3.00 3.60 4.10 4.60 4.00 3.20
Narcotics other than Heroin Lifetime - - - - - - - - [9.50] [8.40] 7.80 6.80
Past Year - - - - - - - - [6.10] 5.40 4.80 4.20
Past Month - - - - - - - - [2.20] 2.10 1.70 1.60
OxyContin Past Year [1.00] 0.80 0.90 0.80 3.00 2.60 2.10 2.20 3.30 3.70 3.40 2.70
Ritalin Past Year 0.90 0.60 0.80 [0.40] 1.80 1.60 1.20 0.80 1.80 2.00 [1.20] 1.30
Steroids Lifetime 1.00 1.00 0.90 1.10 1.40 1.20 1.30 1.10 1.90 2.30 [1.60] 0.60
Past Year 0.60 0.50 0.50 0.60 0.80 0.70 0.70 0.70 1.50 1.70 [1.00] 1.10
Past Month 0.20 0.30 0.30 0.30 0.40 0.40 0.30 0.30 0.90 1.00 0.70 0.80
Tranquilizers Lifetime 2.90 3.00 3.00 3.40 5.80 5.80 6.10 6.00 7.40 6.90 7.60 7.50
Past Year 1.70 1.70 1.70 2.00 3.90 3.90 4.10 4.10 4.70 4.70 4.90 4.70
Past Month 0.80 0.80 0.80 0.70 1.60 1.70 1.50 1.50 2.10 2.00 1.90 2.00
Vicodin Past Year 1.00 0.90 0.80 0.70 3.40 2.50 1.70 1.50 4.80 4.40 [2.90] [2.00]