Ratios of Past Year Heroin Use to Marijuana and Alcohol Use by 12th Grade Students


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Source: Monitoring the Future

Ratios of Heroin Use vs Marijuana Use and Alcohol Use Among 12th Grade Students -- Past Year (1975 - 2005)
Year Heroin Use Rate (%) Ratio vs Marijuana Ratio vs Alcohol
1975 1.0 0.025 0.012
1976 0.8 0.018 0.009
1977 0.8 0.017 0.009
1978 0.8 0.016 0.009
1979 0.5 0.010 0.006
1980 0.5 0.010 0.006
1981 0.5 0.011 0.006
1982 0.6 0.014 0.007
1983 0.6 0.014 0.007
1984 0.5 0.013 0.006
1985 0.6 0.015 0.007
1986 0.5 0.013 0.006
1987 0.5 0.014 0.006
1988 0.5 0.015 0.006
1989 0.6 0.020 0.007
1990 0.5 0.019 0.006
1991 0.4 0.017 0.005
1992 0.6 0.027 0.008
1993 0.5 0.019 0.007
1994 0.6 0.020 0.008
1995 1.1 0.032 0.015
1996 1.0 0.028 0.014
1997 1.2 0.031 0.016
1998 1.0 0.027 0.013
1999 1.1 0.029 0.015
2000 1.5 0.041 0.020
2001 0.9 0.024 0.012
2002 1.0 0.028 0.014
2003 0.8 0.023 0.011
2004 0.9 0.026 0.013
2005 0.8 0.024 0.012
Averages: 0.7 0.021 0.010

Navigate to Other Available Data

12th Grade Heroin Use Overview Lifetime Ratios of Use Past Month Ratios of Use
Use Ratios vs Alcohol Use Ratios vs Marijuana 8th Grade Use Ratios
10th Grade Use Ratios College Use Ratios Age 19 to 28 Use Ratios

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