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


Comparison Trends in Drug Use by 12th Grade Students Lifetime LSD Use vs Alcohol and Marijuana (1975 - 2008) Trends in Past Year LSD Use vs Alcohol and Marijuana (1975 - 2008) Trends in Past Month LSD Use vs Alcohol and Marijuana (1975 - 2008)

Source: Monitoring the Future, Vol I (2009), Tables 5-1, 5-2, and 5-3, pp.191-199

Ratios of LSD Use vs Marijuana Use Among 12th Grade Students (1975 - 2008)
Year Lifetime Past Year Past Month
1975 0.24 0.18 0.08
1976 0.21 0.14 0.06
1977 0.17 0.12 0.06
1978 0.16 0.13 0.06
1979 0.16 0.13 0.07
1980 0.15 0.13 0.07
1981 0.16 0.14 0.08
1982 0.16 0.14 0.08
1983 0.16 0.13 0.07
1984 0.15 0.12 0.06
1985 0.14 0.11 0.06
1986 0.14 0.12 0.07
1987 0.17 0.14 0.09
1988 0.16 0.15 0.10
1989 0.19 0.17 0.11
1990 0.21 0.20 0.14
1991 0.24 0.22 0.14
1992 0.26 0.26 0.17
1993 0.29 0.26 0.15
1994 0.27 0.22 0.14
1995 0.28 0.24 0.19
1996 0.28 0.25 0.11
1997 0.27 0.22 0.13
1998 0.26 0.20 0.14
1999 0.25 0.21 0.12
2000 0.23 0.18 0.07
2001 0.22 0.18 0.10
2002 0.18 0.10 0.03
2003 0.13 0.05 0.03
2004 0.10 0.06 0.04
2005 0.08 0.05 0.04
2006 0.08 0.05 0.03
2007 0.08 0.07 0.03
2008 0.09 0.08 0.06
Average 0.19 0.15 0.09


Other Available Trend and Comparison Data
Click graphics to navigate

LSD Use vs Alcohol -- 12th Grade LSD Use vs Marijuana -- College LSD Use vs Marijuana -- Age 19 to 28

Comparison Trends Overview by Demographic Group

12th Grade Students College Students 19 to 28 Year Olds


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