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


Comparison Trends in Drug Use by College Students Lifetime Tranquilizer Use vs Alcohol and Marijuana (1980 - 2008) Trends in Past Year Tranquilizer Use vs Alcohol and Marijuana (1980 - 2008) Trends in Past Month Tranquilizer Use vs Alcohol and Marijuana (1980 - 2008)

Source: Monitoring the Future, Vol II (2009), Tables 9-1, 9-2, and 9-3, pp.268-271

Ratios of Tranquilizer Use vs Marijuana Use Among College Students (1980 - 2008)
Year Lifetime Past Year Past Month
1980 0.23 0.13 0.06
1981 0.18 0.09 0.04
1982 0.19 0.11 0.05
1983 0.17 0.10 0.05
1984 0.18 0.09 0.05
1985 0.16 0.09 0.06
1986 0.18 0.11 0.09
1987 0.16 0.10 0.05
1988 0.15 0.09 0.07
1989 0.16 0.08 0.05
1990 0.14 0.10 0.04
1991 0.15 0.09 0.04
1992 0.16 0.10 0.04
1993 0.15 0.09 0.03
1994 0.10 0.06 0.03
1995 0.13 0.09 0.03
1996 0.12 0.08 0.04
1997 0.15 0.12 0.07
1998 0.15 0.11 0.07
1999 0.16 0.11 0.05
2000 0.17 0.12 0.10
2001 0.19 0.14 0.07
2002 0.22 0.19 0.15
2003 0.22 0.20 0.15
2004 0.22 0.20 0.14
2005 0.24 0.19 0.13
2006 0.21 0.19 0.13
2007 0.19 0.17 0.11
2008 0.18 0.15 0.09
Average 0.17 0.12 0.07


Other Available Trend and Comparison Data
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Tranquilizer Use vs Alcohol -- College Tranquilizer Use vs Marijuana -- 12th Grade Tranquilizer Use vs Marijuana -- Ages 19 to 28

Comparison Trends Overview by Demographic Group

12th Grade Students College Students 19 to 28 Year Olds


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