Ratios of Lifetime Other Narcotic Use to Marijuana and Alcohol Use by Those Ages 19 to 28

Source: Monitoring the Future

Ratios of Other Narcotic Use vs Marijuana Use and Alcohol Use Among Those Ages 19 to 28 -- Lifetime (1986 - 2004)
Year Other Narcotic Use Rate (%) Ratio vs Marijuana Ratio vs Alcohol
1986 10.7 0.16 0.11
1987 10.6 0.16 0.11
1988 9.8 0.15 0.10
1989 9.6 0.15 0.10
1990 9.4 0.16 0.10
1991 9.3 0.16 0.10
1992 8.9 0.16 0.10
1993 8.1 0.14 0.09
1994 8.2 0.15 0.09
1995 9.0 0.17 0.10
1996 8.3 0.16 0.09
1997 9.2 0.17 0.10
1998 9.1 0.17 0.10
1999 9.5 0.17 0.11
2000 10.0 0.18 0.11
2001 11.5 0.21 0.13
2002 13.9 0.24 0.15
2003 16.8 0.29 0.19
2004 17.6 0.31 0.20
Averages: 10.5 0.18 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 Age 19 to 28 Other Narcotic Use Comparisons Across Demographics

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