Source: Monitoring the Future
| Comparison Trends in Amphetamine Use -- Past Year Use (1991 - 2005) | |||
|---|---|---|---|
| Year | 12th Grade | 10th Grade | 8th Grade |
| 1991 | 8.2 | 8.2 | 6.2 |
| 1992 | 7.1 | 8.2 | 6.5 |
| 1993 | 8.4 | 9.6 | 7.2 |
| 1994 | 9.4 | 10.2 | 7.9 |
| 1995 | 9.3 | 11.9 | 8.7 |
| 1996 | 9.5 | 12.4 | 9.1 |
| 1997 | 10.2 | 12.1 | 8.1 |
| 1998 | 10.1 | 10.7 | 7.2 |
| 1999 | 10.2 | 10.4 | 6.9 |
| 2000 | 10.5 | 11.1 | 6.5 |
| 2001 | 10.9 | 11.7 | 6.7 |
| 2002 | 11.1 | 10.7 | 5.5 |
| 2003 | 9.9 | 9.0 | 5.5 |
| 2004 | 10.0 | 8.5 | 4.9 |
| 2005 | 8.6 | 7.8 | 4.9 |
| Averages: | 9.6 | 10.3 | 6.9 |
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