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Monitoring the Future -- Trends in Lifetime Heroin Use
vs Marijuana Use by Young Adults (1986 - 2008)

Overview of young adult drug use trend comparisons Ages 19 to 28 Drug Use Trend Comparisons College Student Drug Use Trend Comparisons 12th Grade Student Drug Use Trend Comparisons Overview of young adult drug use trend comparisons Ages 19 to 28 Drug Use Trend Comparisons College Student Drug Use Trend Comparisons 12th Grade Student Drug Use Trend Comparisons

Source: Monitoring the Future, Vols I & II (2009)

Ratios of Heroin Use to Marijuana Use Among Young Adults -- Lifetime Use (1986 - 2008)
Year Ages 19 Use to 28 College Students 12th Grade Students
1986 0.020 0.007 0.022
1987 0.020 0.011 0.024
1988 0.017 0.006 0.023
1989 0.016 0.014 0.030
1990 0.015 0.006 0.032
1991 0.015 0.011 0.025
1992 0.016 0.011 0.037
1993 0.016 0.014 0.031
1994 0.015 0.002 0.031
1995 0.021 0.014 0.038
1996 0.024 0.016 0.040
1997 0.024 0.020 0.042
1998 0.029 0.034 0.041
1999 0.031 0.018 0.040
2000 0.033 0.033 0.049
2001 0.036 0.024 0.037
2002 0.032 0.020 0.036
2003 0.033 0.020 0.033
2004 0.033 0.018 0.033
2005 0.036 0.024 0.037
2006 0.032 0.020 0.036
2007 0.033 0.020 0.033
2008 0.033 0.018 0.033

Other Available Trend and Comparison Data
Click graphics to navigate

Ratios of Heroin Use vs Marijuana Use Across Young Adult Demographics
Past Year Heroin Use vs Marijuana Past Month Heroin Use vs Marijuana Comparisons Across High School Demographics

Ratios of Heroin Use vs Alcohol Use by Young Adults
Lifetime Heroin Use vs Alcohol Past Year Heroin Use vs Alcohol Past Month Heroin Use vs Alcohol

Comparison Trends by Specific Young Adult Demographics
19 to 28 Year Olds College Students 12th Grade Students

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