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Monitoring the Future -- Tranquilizer Use
Trends Among 10th Grade Students (1991 - 2008)

Source: Monitoring the Future (2009), Vol I, Tables 5-5a, 5-5b, and 5-5c, pp.202-213

Trends in Tranquilizer Use Among 10th Grade Students (1991 - 2008)
Year Lifetime Past Year Past Month
1991 5.8 3.2 1.2
1992 5.9 3.5 1.5
1993 5.7 3.3 1.1
1994 5.4 3.3 1.5
1995 6.0 4.0 1.7
1996 7.1 4.6 1.7
1997 7.3 4.9 2.2
1998 7.8 5.1 2.2
1999 7.9 5.4 2.2
2000 8.0 5.6 2.5
2001 9.2 7.3 2.9
2002 8.8 6.3 2.9
2003 7.8 5.3 2.4
2004 7.3 5.1 2.3
2005 7.1 4.8 2.3
2006 7.2 5.2 2.4
2007 7.4 5.3 2.6
2008 6.8 4.6 1.9
Averages: 7.1 4.8 2.1


Drug Use Trends Among Other MTF Demographic Groups
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8th Grade Students 12th 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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