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Monitoring the Future -- Trends in Cocaine Use
vs Marijuana Use Among 12th Grade Students


Comparison Trends in Drug Use by Those Ages 19 to 28 Lifetime Cocaine Use vs Alcohol and Marijuana (1986 - 2008) Trends in Past Year Cocaine Use vs Alcohol and Marijuana (1986 - 2008) Trends in Past Month Cocaine Use vs Alcohol and Marijuana (1986 - 2008)

Source: Monitoring the Future, Vol II (2009), Tables 5-1, 5-2, and 5-3, pp. 148-154

Ratios of Cocaine Use vs Marijuana Use Among 19 to 28 Year Olds (1986 - 2008)
Year Lifetime Past Year Past Month
1986 0.48 0.54 0.37
1987 0.44 0.45 0.29
1988 0.44 0.43 0.32
1989 0.41 0.37 0.25
1990 0.39 0.33 0.17
1991 0.36 0.26 0.15
1992 0.35 0.23 0.14
1993 0.30 0.19 0.10
1994 0.28 0.17 0.09
1995 0.26 0.17 0.11
1996 0.24 0.15 0.08
1997 0.22 0.17 0.10
1998 0.23 0.18 0.11
1999 0.23 0.20 0.12
2000 0.23 0.19 0.11
2001 0.24 0.20 0.13
2002 0.24 0.20 0.13
2003 0.26 0.23 0.14
2004 0.26 0.24 0.13
2005 0.25 0.24 0.14
2006 0.27 0.24 0.15
2007 0.26 0.22 0.13
2008 0.26 0.21 0.12
Average 0.30 0.25 0.16


Other Available Trend and Comparison Data
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Cocaine Use vs Alcohol -- Age 19 to 28 Cocaine Use vs Marijuana -- 12th Grade Cocaine Use vs Marijuana -- College Students

Comparison Trends Overview by Demographic Group

12th Grade Students College Students 19 to 28 Year Olds


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