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Monitoring the Future -- Trends in LSD Use
vs Marijuana Use Among 8th Grade Students


Comparison Trends in Drug Use by 8th Grade Students Lifetime LSD Use vs Alcohol and Marijuana (1991 - 2008) Trends in Past Year LSD Use vs Alcohol and Marijuana (1991 - 2008) Trends in Past Month LSD Use vs Alcohol and Marijuana (1991 - 2008)

Source: Monitoring the Future, Vol I (2009), Tables 5-5a, 5-5b and 5-5c, pp. 202-13

Ratios of LSD Use vs Marijuana Use Among 8th Grade Students (1991 - 2008)
Year Lifetime Past Year Past Month
1991 0.26 0.27 0.19
1992 0.29 0.29 0.24
1993 0.28 0.25 0.20
1994 0.22 0.18 0.14
1995 0.22 0.20 0.15
1996 0.22 0.19 0.13
1997 0.21 0.18 0.15
1998 0.18 0.17 0.11
1999 0.19 0.15 0.11
2000 0.19 0.15 0.11
2001 0.17 0.14 0.11
2002 0.13 0.10 0.08
2003 0.12 0.10 0.08
2004 0.11 0.09 0.08
2005 0.12 0.10 0.08
2006 0.10 0.08 0.06
2007 0.11 0.11 0.09
2008 0.13 0.12 0.09


Other Available Trend and Comparison Data
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LSD Use vs Alcohol -- 8th Grade LSD Use vs Marijuana -- 10th Grade LSD Use vs Marijuana -- 12th Grade

Comparison Trends Overview by Demographic Group

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


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