Monitoring the Future -- Trends in Lifetime Tranquilizer Use
by HS Seniors, College Students and those Ages 19 to 28

Source: Monitoring the Future, Vols I & II (2009)

Trends in Tranquilizer Use Among Young Adults -- Lifetime Use (1986 - 2008)
Year	Ages 19 to 28	College Students	12th Grade Students
1986	17.6	10.7	10.9
1987	16.5	8.7	10.9
1988	15.1	8.0	9.4
1989	13.5	8.0	7.6
1990	12.9	7.1	7.2
1991	11.8	6.8	7.2
1992	11.3	6.9	6.0
1993	10.5	6.3	6.4
1994	9.9	4.4	6.6
1995	9.7	5.4	7.1
1996	9.3	5.4	7.2
1997	8.6	6.9	7.8
1998	9.6	7.7	8.5
1999	9.6	8.2	9.3
2000	10.5	8.8	8.9
2001	11.9	9.7	10.3
2002	13.4	10.7	11.4
2003	13.8	11.0	10.2
2004	14.9	10.6	10.6
2005	11.9	9.7	10.3
2006	13.4	10.7	11.4
2007	13.8	11.0	10.2
2008	14.9	10.6	10.6

Drug Use Trends for Each Demographic Group
Click graphics to navigate

19 to 28 Year Olds	College Students	12th Grade Students