Marijuana Trends & Statistics

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Monitoring the Future Study: Trends in Prevalence of Various Drugs for 8th Graders, 10th Graders, and 12th Graders; 2019 (in percent)*
Drug Time Period 8th Graders 10th Graders 12th Graders
Marijuana/ Hashish Lifetime 15.20 34.00 43.70
Past Year 11.80 28.80 35.70
Past Month 6.60 18.40 22.30
Daily [1.30] [4.80] 6.40
Any Vaping Lifetime 24.30 [41.00] 45.60
Past Year 20.10 35.70 40.60
Past Month 12.20 [25.00] [30.90]

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

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National Survey on Drug Use and Health: Trends in Prevalence of Marijuana/ Hashish for Ages 12 or Older, Ages 12 to 17, Ages 18 to 25, and Ages 26 or Older; 2018 (in percent)*
Drug Time Period Ages 12 or Older Ages 12 to 17 Ages 18 to 25 Ages 26 or Older
Marijuana/ Hashish Lifetime 45.30 15.40 51.50 47.80
Past Year 15.90 12.50 34.80 13.30
Past Month 10.10 6.70 22.10 8.60

^ indicate low precision; no estimate reported.
Data in brackets indicate statistically significant change from the previous year. Previous NSDUH Data

January 23, 2020