|
Source: Monitoring the Future, 2009, Table 5-5b, pp.206-9
| Past Year Use of Any Illicit Drug Within HS Senior Cohorts -- Classes of 1995 through 2008 | |||
|---|---|---|---|
| Class of: | 8th Grade | 10th Grade | 12th Grade |
| 1995 | 11.3 | 24.7 | 39.0 |
| 1996 | 12.9 | 30.0 | 40.2 |
| 1997 | 15.1 | 33.3 | 42.4 |
| 1998 | 18.5 | 37.5 | 41.4 |
| 1999 | 21.4 | 38.5 | 42.1 |
| 2000 | 23.6 | 35.0 | 40.9 |
| 2001 | 22.1 | 35.9 | 41.4 |
| 2002 | 21.0 | 36.4 | 41.0 |
| 2003 | 20.5 | 37.2 | 39.3 |
| 2004 | 19.5 | 34.8 | 38.8 |
| 2005 | 19.5 | 32.0 | 38.4 |
| 2006 | 17.7 | 31.1 | 36.5 |
| 2007 | 16.1 | 29.8 | 35.9 |
| 2008 | 15.2 | 28.7 | 36.6 |