Ratios of Past Month 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 Month (1975 - 2005)
Year Heroin Use Rate (%) Ratio vs Marijuana Ratio vs Alcohol
1975 0.4 0.015 0.006
1976 0.2 0.006 0.003
1977 0.3 0.008 0.004
1978 0.3 0.008 0.004
1979 0.2 0.005 0.003
1980 0.2 0.006 0.003
1981 0.2 0.006 0.003
1982 0.2 0.007 0.003
1983 0.2 0.007 0.003
1984 0.3 0.012 0.004
1985 0.3 0.012 0.005
1986 0.2 0.009 0.003
1987 0.2 0.010 0.003
1988 0.2 0.011 0.003
1989 0.3 0.018 0.005
1990 0.2 0.014 0.004
1991 0.2 0.014 0.004
1992 0.3 0.025 0.006
1993 0.2 0.013 0.004
1994 0.3 0.016 0.006
1995 0.6 0.028 0.012
1996 0.5 0.023 0.010
1997 0.5 0.021 0.009
1998 0.5 0.022 0.010
1999 0.5 0.022 0.010
2000 0.7 0.032 0.014
2001 0.4 0.018 0.008
2002 0.5 0.023 0.010
2003 0.4 0.019 0.008
2004 0.5 0.025 0.010
2005 0.5 0.025 0.011
Averages: 0.3 0.016 0.006

Navigate to Other Available Data

12th Grade Heroin Use Overview Lifetime Ratios of Use Past Year 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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