Monitoring the Future -- Marijuana Use
Trends Among 8th Grade Students (1991 - 2008)
Source: Monitoring the Future (2009), Vol I, Tables 5-5a, 5-5b, and 5-5c, pp.202-213
Source: Monitoring the Future (2009), Vol I, Tables 5-5a, 5-5b, and 5-5c, pp.202-213
| Trends in Marijuana Use Among 8th Grade Students (1991 - 2008) | |||
|---|---|---|---|
| Year | Lifetime | Past Year | Past Month |
| 1991 | 10.2 | 6.2 | 3.2 |
| 1992 | 11.2 | 7.2 | 3.7 |
| 1993 | 12.6 | 9.2 | 5.1 |
| 1994 | 16.7 | 13.0 | 7.8 |
| 1995 | 19.9 | 15.8 | 9.1 |
| 1996 | 23.1 | 18.3 | 11.3 |
| 1997 | 22.6 | 17.7 | 10.2 |
| 1998 | 22.2 | 16.9 | 9.7 |
| 1999 | 22.0 | 16.5 | 9.7 |
| 2000 | 20.3 | 15.6 | 9.1 |
| 2001 | 20.4 | 15.4 | 9.2 |
| 2002 | 19.2 | 14.6 | 8.3 |
| 2003 | 17.5 | 12.8 | 7.5 |
| 2004 | 16.3 | 11.8 | 6.4 |
| 2005 | 16.5 | 12.2 | 6.6 |
| 2006 | 15.7 | 11.7 | 6.5 |
| 2007 | 14.2 | 10.3 | 5.7 |
| 2008 | 14.6 | 10.9 | 5.8 |
| Averages: | 17.5 | 13.1 | 7.5 |
| 10th Grade Students | 12th Grade Students |
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| College Students | Age 19 to 28 |
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