Source: Monitoring the Future
| Comparison Trends in Cocaine Use -- Lifetime Use (1991 - 2005) | |||
|---|---|---|---|
| Year | 12th Grade | 10th Grade | 8th Grade |
| 1991 | 7.8 | 4.1 | 2.3 |
| 1992 | 6.1 | 3.3 | 2.9 |
| 1993 | 6.1 | 3.6 | 2.9 |
| 1994 | 5.9 | 4.3 | 3.6 |
| 1995 | 6.0 | 5.0 | 4.2 |
| 1996 | 7.1 | 6.5 | 4.5 |
| 1997 | 8.7 | 7.1 | 4.4 |
| 1998 | 9.3 | 7.2 | 4.6 |
| 1999 | 9.8 | 7.7 | 4.7 |
| 2000 | 8.6 | 6.9 | 4.5 |
| 2001 | 8.2 | 5.7 | 4.3 |
| 2002 | 7.8 | 6.1 | 3.6 |
| 2003 | 7.7 | 5.1 | 3.6 |
| 2004 | 8.1 | 5.4 | 3.4 |
| 2005 | 8.0 | 5.2 | 3.7 |
| Averages: | 7.7 | 5.6 | 3.8 |
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