Ratios of Heroin Use to Marijuana Use by 10th Grade Students


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Source: Monitoring the Future

Ratios of Heroin Use vs Marijuana Use Among 10th Grade Students (1991 - 2005)
Year Lifetime Past Year Past Month
1991 0.051 0.030 0.023
1992 0.056 0.039 0.025
1993 0.053 0.036 0.028
1994 0.049 0.036 0.025
1995 0.050 0.038 0.035
1996 0.053 0.036 0.025
1997 0.050 0.040 0.029
1998 0.058 0.045 0.037
1999 0.056 0.044 0.036
2000 0.055 0.043 0.025
2001 0.042 0.028 0.015
2002 0.047 0.036 0.028
2003 0.041 0.025 0.018
2004 0.043 0.033 0.031
2005 0.044 0.034 0.033
Averages: 0.050 0.036 0.027

Navigate to Other Available Data

10th Grade Heroin Use Overview Heroin vs Alcohol Use Ratios Comparison Use Ratios vs Both Alcohol & Marijuana
8th Grade Use Ratios vs Marijuana 12th Grade Use Ratios vs Marijuana College 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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