Ratios of Heroin Use to Marijuana Use by College Students


Magnified view of chart

Source: Monitoring the Future

Ratios of Heroin Use vs Marijuana Use Among College Students (1980 - 2004)
Year Lifetime Past Year Past Month
1980 0.014 0.008 0.009
1981 0.009 0.004 --
1982 0.008 0.002 --
1983 0.005 -- --
1984 0.008 0.002 --
1985 0.007 0.005 --
1986 0.007 0.002 --
1987 0.011 0.005 0.005
1988 0.006 0.006 0.006
1989 0.014 0.003 0.006
1990 0.006 0.003 --
1991 0.011 0.004 0.007
1992 0.011 0.004 --
1993 0.014 0.004 --
1994 0.002 0.003 --
1995 0.014 0.010 0.005
1996 0.016 0.012 --
1997 0.020 0.009 0.011
1998 0.034 0.017 0.005
1999 0.018 0.006 0.005
2000 0.033 0.015 0.010
2001 0.024 0.011 0.005
2002 0.020 0.003 --
2003 0.020 0.006 --
2004 0.018 0.012 0.005
Averages: 0.016 0.007 0.006

Navigate to Other Available Data

College Heroin Use Overview Heroin vs Alcohol Use Ratios Comparison Use Ratios vs Both Alcohol & Marijuana
8th Grade Use Ratios vs Marijuana 10th Grade Use Ratios vs Marijuana 12th Grade Use Ratios vs Marijuana
Age 19 to 28 Use Ratios vs Marijuana Use Across 8th, 10th and 12th Grades Use Across 12th Grade, College Students, and Young Adults

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