Magnified View of Graphic
Source: Monitoring the Future
| Ratios of Heroin Use vs Alcohol Use Among 12th Grade Students (1975 - 2005) | |||
|---|---|---|---|
| Year | Lifetime | Past Year | Past Month |
| 1975 | 0.024 | 0.012 | 0.006 |
| 1976 | 0.020 | 0.009 | 0.003 |
| 1977 | 0.019 | 0.009 | 0.004 |
| 1978 | 0.017 | 0.009 | 0.004 |
| 1979 | 0.012 | 0.006 | 0.003 |
| 1980 | 0.012 | 0.006 | 0.003 |
| 1981 | 0.012 | 0.006 | 0.003 |
| 1982 | 0.013 | 0.007 | 0.003 |
| 1983 | 0.013 | 0.007 | 0.003 |
| 1984 | 0.014 | 0.006 | 0.004 |
| 1985 | 0.013 | 0.007 | 0.005 |
| 1986 | 0.012 | 0.006 | 0.003 |
| 1987 | 0.013 | 0.006 | 0.003 |
| 1988 | 0.012 | 0.006 | 0.003 |
| 1989 | 0.014 | 0.007 | 0.005 |
| 1990 | 0.015 | 0.006 | 0.004 |
| 1991 | 0.010 | 0.005 | 0.004 |
| 1992 | 0.014 | 0.008 | 0.006 |
| 1993 | 0.014 | 0.007 | 0.004 |
| 1994 | 0.015 | 0.008 | 0.006 |
| 1995 | 0.020 | 0.015 | 0.012 |
| 1996 | 0.023 | 0.014 | 0.010 |
| 1997 | 0.026 | 0.016 | 0.009 |
| 1998 | 0.025 | 0.013 | 0.010 |
| 1999 | 0.025 | 0.015 | 0.010 |
| 2000 | 0.030 | 0.020 | 0.014 |
| 2001 | 0.023 | 0.012 | 0.008 |
| 2002 | 0.022 | 0.014 | 0.010 |
| 2003 | 0.020 | 0.011 | 0.008 |
| 2004 | 0.020 | 0.013 | 0.010 |
| 2005 | 0.020 | 0.012 | 0.011 |
| Averages: | 0.017 | 0.010 | 0.006 |
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