Ratios of Past Year Heroin Use to Marijuana and Alcohol Use by College Students


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Source: Monitoring the Future

Ratios of Heroin Use vs Marijuana Use and Alcohol Use Among College Students -- Past Year (1980 - 2004)
Year Heroin Use Rate (%) Ratio vs Marijuana Ratio vs Alcohol
1980 0.4 0.008 0.004
1981 0.2 0.004 0.002
1982 0.1 0.002 0.001
1983 -- -- --
1984 0.1 0.002 0.001
1985 0.2 0.005 0.002
1986 0.1 0.002 0.001
1987 0.2 0.005 0.002
1988 0.2 0.006 0.002
1989 0.1 0.003 0.001
1990 0.1 0.003 0.001
1991 0.1 0.004 0.001
1992 0.1 0.004 0.001
1993 0.1 0.004 0.001
1994 0.1 0.003 0.001
1995 0.3 0.010 0.004
1996 0.4 0.012 0.005
1997 0.3 0.009 0.004
1998 0.6 0.017 0.007
1999 0.2 0.006 0.002
2000 0.5 0.015 0.006
2001 0.4 0.011 0.005
2002 0.1 0.003 0.001
2003 0.2 0.006 0.002
2004 0.4 0.012 0.005
Averages: 0.2 0.007 0.003

Navigate to Other Available Data

College 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 12th Grade Use Ratios Age 19 to 28 Use Ratios

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