Ratios of Past Year LSD Use to Marijuana and Alcohol Use by 12th Grade Students
Source: Monitoring the Future
Source: Monitoring the Future
| Ratios of LSD Use vs Marijuana Use and Alcohol Use Among 12th Grade Students -- Past Year (1975 - 2005) | |||
|---|---|---|---|
| Year | LSD Use Rate (%) | Ratio vs Marijuana | Ratio vs Alcohol |
| 1975 | 7.2 | 0.18 | 0.08 |
| 1976 | 6.4 | 0.14 | 0.07 |
| 1977 | 5.5 | 0.12 | 0.06 |
| 1978 | 6.3 | 0.13 | 0.07 |
| 1979 | 6.6 | 0.13 | 0.07 |
| 1980 | 6.5 | 0.13 | 0.07 |
| 1981 | 6.5 | 0.14 | 0.07 |
| 1982 | 6.1 | 0.14 | 0.07 |
| 1983 | 5.4 | 0.13 | 0.06 |
| 1984 | 4.7 | 0.12 | 0.05 |
| 1985 | 4.4 | 0.11 | 0.05 |
| 1986 | 4.5 | 0.12 | 0.05 |
| 1987 | 5.2 | 0.14 | 0.06 |
| 1988 | 4.8 | 0.15 | 0.06 |
| 1989 | 4.9 | 0.17 | 0.06 |
| 1990 | 5.4 | 0.20 | 0.07 |
| 1991 | 5.2 | 0.22 | 0.07 |
| 1992 | 5.6 | 0.26 | 0.07 |
| 1993 | 6.8 | 0.26 | 0.09 |
| 1994 | 6.9 | 0.22 | 0.09 |
| 1995 | 8.4 | 0.24 | 0.11 |
| 1996 | 8.8 | 0.25 | 0.12 |
| 1997 | 8.4 | 0.22 | 0.11 |
| 1998 | 7.6 | 0.20 | 0.10 |
| 1999 | 8.1 | 0.21 | 0.11 |
| 2000 | 6.6 | 0.18 | 0.09 |
| 2001 | 6.6 | 0.18 | 0.09 |
| 2002 | 3.5 | 0.10 | 0.05 |
| 2003 | 1.9 | 0.05 | 0.03 |
| 2004 | 2.2 | 0.06 | 0.03 |
| 2005 | 1.8 | 0.05 | 0.03 |
| Averages: | 5.8 | 0.16 | 0.07 |
| 12th Grade LSD Use Overview | Lifetime Ratios of Use | Past Month Ratios of Use |
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| Use Ratios vs Alcohol | Use Ratios vs Marijuana | 8th Grade Use Ratios |
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| 10th Grade Use Ratios | College Use Ratios | Age 19 to 28 Use Ratios |
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