
Scaled View of Graphic
Source: Monitoring the Future
| Ratios of LSD to Alcohol Use -- Past Year Use (1986 - 2004) | |||
|---|---|---|---|
| Year | Ages 19 to 28 | College Students | 12th Grade Students |
| 1986 | 0.034 | 0.043 | 0.053 |
| 1987 | 0.032 | 0.044 | 0.061 |
| 1988 | 0.033 | 0.040 | 0.056 |
| 1989 | 0.031 | 0.038 | 0.059 |
| 1990 | 0.038 | 0.048 | 0.067 |
| 1991 | 0.044 | 0.058 | 0.067 |
| 1992 | 0.050 | 0.066 | 0.073 |
| 1993 | 0.045 | 0.060 | 0.094 |
| 1994 | 0.048 | 0.063 | 0.095 |
| 1995 | 0.054 | 0.083 | 0.114 |
| 1996 | 0.054 | 0.063 | 0.121 |
| 1997 | 0.052 | 0.061 | 0.112 |
| 1998 | 0.042 | 0.052 | 0.102 |
| 1999 | 0.048 | 0.065 | 0.110 |
| 2000 | 0.044 | 0.052 | 0.090 |
| 2001 | 0.040 | 0.048 | 0.090 |
| 2002 | 0.021 | 0.025 | 0.049 |
| 2003 | 0.014 | 0.017 | 0.027 |
| 2004 | 0.011 | 0.015 | 0.031 |
| Averages: | 0.039 | 0.049 | 0.077 |
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