Ratios of New Cocaine Use to Marijuana Use by Those Ages 12 and Older

Source: National Survey on Drug Use and Health

Ratios of Cocaine Use vs Marijuana Use Among New Drug Use Initiates (1965 - 2003)
Year Total 18 or Older 12 to 17
1965 0.10 0.13 --
1966 0.05 0.07 --
1967 0.06 0.09 --
1968 0.08 0.10 0.06
1969 0.08 0.10 0.05
1970 0.10 0.13 0.06
1971 0.14 0.19 0.07
1972 0.16 0.26 0.08
1973 0.17 0.24 0.09
1974 0.25 0.46 0.10
1975 0.26 0.49 0.09
1976 0.29 0.56 0.10
1977 0.35 0.67 0.13
1978 0.38 0.79 0.11
1979 0.44 0.87 0.14
1980 0.57 1.17 0.19
1981 0.63 1.24 0.21
1982 0.65 1.34 0.19
1983 0.66 1.44 0.18
1984 0.67 1.45 0.21
1985 0.67 1.43 0.21
1986 0.64 1.32 0.20
1987 0.64 1.30 0.21
1988 0.64 1.45 0.16
1989 0.59 1.21 0.16
1990 0.57 1.07 0.19
1991 0.41 0.85 0.12
1992 0.39 0.78 0.14
1993 0.29 0.61 0.11
1994 0.27 0.58 0.10
1995 0.28 0.55 0.13
1996 0.33 0.64 0.15
1997 0.33 0.70 0.14
1998 0.35 0.74 0.16
1999 0.35 0.68 0.16
2000 0.36 0.78 0.16
2001 0.41 0.84 0.18
2002 0.40 0.90 0.18
2003 0.44 0.88 0.23
Averages: 0.43 0.88 0.16

Navigate to Other Available Data

Use Ratios Among 12th Grade Students Use Ratios Among College Students Use Ratios Among Age 19 to 28
Use Ratios of Other Drugs vs Marijuana Comparison Ratios Among Age 12 to 17 Comparison Ratios Among Age 18 and Older
Cocaine vs Alcohol Use Ratios Cocaine Use Overview Big Picture Drug Use Overview

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