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; 2020 (in percent)*
Drug Time Period 8th Graders 10th Graders 12th Graders
Any Vaping Lifetime 24.1 41.0 47.2
Past Year 19.2 34.6 39.0
Past Month 12.5 23.5 28.2
Vaping (Marijuana) Lifetime 10.2 22.7 [27.9]
Past Year 8.1 19.1 22.1
Past Month 4.2 11.3 12.2
Daily 0.7 [1.7] 2.5
Marijuana Lifetime 14.8 33.3 43.7
Past Year 11.4 28.0 35.2
Past Month 6.5 16.6 21.1
Daily 1.1 4.4 6.9

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National Survey on Drug Use and Health: Trends in Prevalence of Marijuana 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 Lifetime 45.3 15.4 51.5 47.8
Past Year 15.9 12.5 34.8 13.3
Past Month 10.1 6.7 22.1 8.6