Magnified View of Graphic
Source: Monitoring the Future
| Comparison Trends in LSD Use -- Past Month Use (1991 - 2005) | |||
|---|---|---|---|
| Year | 12th Grade | 10th Grade | 8th Grade |
| 1991 | 1.9 | 1.5 | 0.6 |
| 1992 | 2.0 | 1.6 | 0.9 |
| 1993 | 2.4 | 1.6 | 1.0 |
| 1994 | 2.6 | 2.0 | 1.1 |
| 1995 | 4.0 | 3.0 | 1.4 |
| 1996 | 2.5 | 2.4 | 1.5 |
| 1997 | 3.1 | 2.8 | 1.5 |
| 1998 | 3.2 | 2.7 | 1.1 |
| 1999 | 2.7 | 2.3 | 1.1 |
| 2000 | 1.6 | 1.6 | 1.0 |
| 2001 | 2.3 | 1.5 | 1.0 |
| 2002 | 0.7 | 0.7 | 0.7 |
| 2003 | 0.6 | 0.6 | 0.6 |
| 2004 | 0.7 | 0.6 | 0.5 |
| 2005 | 0.7 | 0.6 | 0.5 |
| Averages: | 2.2 | 1.8 | 1.0 |
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