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Monitoring the Future -- Trends in Lifetime Marijuana Use
by 8th, 10th & 12th Grade Students


Overview of Drug Use Trend Comparisons Among Adolescents 12th Grade Drug Use Trend Comparisons 10th Grade Drug Use Trend Comparisons 8th Grade Drug Use Trend Comparisons

Source: Monitoring the Future, Vol I (2009), Table 5-5b, pp. 202-204

Trends in Marijuana Use Among High School Students -- Lifetime Use (1991 - 2008)
Year 12th Grade 10th Grade 8th Grade
1991 36.7 23.4 10.2
1992 32.6 21.4 11.2
1993 35.3 24.4 12.6
1994 38.2 30.4 16.7
1995 41.7 34.1 19.9
1996 44.9 39.8 23.1
1997 49.6 42.3 22.6
1998 49.1 39.6 22.2
1999 49.7 40.9 22.0
2000 48.8 40.3 20.3
2001 49.0 40.1 20.4
2002 47.8 38.7 19.2
2003 46.1 36.4 17.5
2004 45.7 35.1 16.3
2005 44.8 34.1 16.5
2006 42.3 31.8 15.7
2007 41.8 31.0 14.2
2008 42.6 29.9 14.6


Drug Use Trends for Each Demographic Group
Click graphics to navigate

8th Grade Students 10th Grade Students 12th Grade Students


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