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Monitoring the Future -- LSD Use
Trends Among 12th Grade Students (1975 - 2008)

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

Trends in LSD Use Among 12th Grade Students (1975 - 2008)
Year Lifetime Past Year Past Month
1975 11.3 7.2 2.3
1976 11.0 6.4 1.9
1977 9.8 5.5 2.1
1978 9.7 6.3 2.1
1979 9.5 6.6 2.4
1980 9.3 6.5 2.3
1981 9.8 6.5 2.5
1982 9.6 6.1 2.4
1983 8.9 5.4 1.9
1984 8.0 4.7 1.5
1985 7.5 4.4 1.6
1986 7.2 4.5 1.7
1987 8.4 5.2 1.8
1988 7.7 4.8 1.8
1989 8.3 4.9 1.8
1990 8.7 5.4 1.9
1991 8.8 5.2 1.9
1992 8.6 5.6 2.0
1993 10.3 6.8 2.4
1994 10.5 6.9 2.6
1995 11.7 8.4 4.0
1996 12.6 8.8 2.5
1997 13.6 8.4 3.1
1998 12.6 7.6 3.2
1999 12.2 8.1 2.7
2000 11.1 6.6 1.6
2001 10.9 6.6 2.3
2002 8.4 3.5 0.7
2003 5.9 1.9 0.6
2004 4.6 2.2 0.7
2005 3.5 1.8 0.7
2006 3.3 1.7 0.6
2007 3.4 2.1 0.6
2008 4.0 2.7 1.1
Averages: 8.8 5.5 1.9


Drug Use Trends Among Other MTF Demographic Groups
Click graphics to navigate

8th Grade Students 10th Grade Students College Students
Age 19 to 28 Comparison of Trends Among School Age Youth Comparison of Trends Among Young Adults


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