Scaled View of Graphic
Source: Monitoring the Future
| Ratios of Hallucinogen to Alcohol Use -- Past Month Use (1991 - 2005) | |||
|---|---|---|---|
| Year | 12th Grade | 10th Grade | 8th Grade |
| 1991 | 0.041 | 0.037 | 0.032 |
| 1992 | 0.041 | 0.045 | 0.042 |
| 1993 | 0.056 | 0.050 | 0.049 |
| 1994 | 0.062 | 0.061 | 0.051 |
| 1995 | 0.086 | 0.085 | 0.069 |
| 1996 | 0.069 | 0.069 | 0.073 |
| 1997 | 0.074 | 0.082 | 0.073 |
| 1998 | 0.073 | 0.082 | 0.061 |
| 1999 | 0.069 | 0.073 | 0.054 |
| 2000 | 0.052 | 0.056 | 0.054 |
| 2001 | 0.066 | 0.054 | 0.074 |
| 2002 | 0.047 | 0.045 | 0.061 |
| 2003 | 0.038 | 0.042 | 0.061 |
| 2004 | 0.040 | 0.045 | 0.054 |
| 2005 | 0.040 | 0.045 | 0.064 |
| Averages: | 0.058 | 0.059 | 0.058 |
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