Source: Monitoring the Future
| LSD Use Among 10th Grade Students (1991 - 2005) | |||
|---|---|---|---|
| Year | Lifetime | Past Year | Past Month |
| 1991 | 5.6 | 3.7 | 1.5 |
| 1992 | 5.8 | 4.0 | 1.6 |
| 1993 | 6.2 | 4.2 | 1.6 |
| 1994 | 7.2 | 5.2 | 2.0 |
| 1995 | 8.4 | 6.5 | 3.0 |
| 1996 | 9.4 | 6.9 | 2.4 |
| 1997 | 9.5 | 6.7 | 2.8 |
| 1998 | 8.5 | 5.9 | 2.7 |
| 1999 | 8.5 | 6.0 | 2.3 |
| 2000 | 7.6 | 5.1 | 1.6 |
| 2001 | 6.3 | 4.1 | 1.5 |
| 2002 | 5.0 | 2.6 | 0.7 |
| 2003 | 3.5 | 1.7 | 0.6 |
| 2004 | 2.8 | 1.6 | 0.6 |
| 2005 | 2.5 | 1.5 | 0.6 |
| Averages: | 6.7 | 4.6 | 1.8 |
| Ratios of Use vs Alcohol Use | Ratios of Use vs Marijuana Use | Ratios vs Marijuana & Alcohol |
| 8th Grade Students | 10th Grade Drug Use Overview | 12th Grade Students |
| College Students | Age 19 to 28 | Initiation of Use |
| truth: the Anti-drugwar | Anti-drugwar Arsenal | Accept the $1 Challenge |