Ratios of Lifetime Other Narcotic Use to Marijuana and Alcohol Use by 12th Grade Students

Source: Monitoring the Future

Ratios of Other Narcotic Use vs Marijuana Use and Alcohol Use Among 12th Grade Students -- Lifetime (1975 - 2005)
Year Other Narcotic Use Rate (%) Ratio vs Marijuana Ratio vs Alcohol
1975 9.0 0.19 0.10
1976 9.6 0.18 0.10
1977 10.3 0.18 0.11
1978 9.9 0.17 0.11
1979 10.1 0.17 0.11
1980 9.8 0.16 0.11
1981 10.1 0.17 0.11
1982 9.6 0.16 0.10
1983 9.4 0.16 0.10
1984 9.7 0.18 0.10
1985 10.2 0.19 0.11
1986 9.0 0.18 0.10
1987 9.2 0.18 0.10
1988 8.6 0.18 0.09
1989 8.3 0.19 0.09
1990 8.3 0.20 0.09
1991 6.6 0.18 0.08
1992 6.1 0.19 0.07
1993 6.4 0.18 0.08
1994 6.6 0.17 0.08
1995 7.2 0.17 0.09
1996 8.2 0.18 0.10
1997 9.7 0.20 0.12
1998 9.8 0.20 0.12
1999 10.2 0.21 0.13
2000 10.6 0.22 0.13
2001 9.9 0.20 0.12
2002 13.5 0.28 0.17
2003 13.2 0.29 0.17
2004 13.5 0.30 0.18
2005 12.8 0.29 0.17
Averages: 9.5 0.20 0.11

Navigate to Other Available Data

Past Year Ratios of Use Past Month Ratios of Use Use Ratios vs Alcohol
Use Ratios vs Marijuana 12th Grade Other Narcotic Use Comparisons Across Demographics

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