Ratios of Marijuana Use to Alcohol Use by 10th Grade Students (1975 - 2004)

Source: Monitoring the Future

Ratios of Marijuana Use vs Alcohol Use Among 10th Grade Students (1991 - 2005)
Year Lifetime Past Year Past Month
1991 0.28 0.23 0.20
1992 0.26 0.22 0.20
1993 0.34 0.30 0.29
1994 0.43 0.39 0.40
1995 0.48 0.45 0.44
1996 0.55 0.52 0.50
1997 0.59 0.53 0.51
1998 0.57 0.50 0.48
1999 0.58 0.50 0.49
2000 0.56 0.49 0.48
2001 0.57 0.51 0.51
2002 0.58 0.51 0.50
2003 0.55 0.48 0.48
2004 0.55 0.47 0.45
2005 0.54 0.47 0.46
Averages: 0.49 0.44 0.42

Navigate to Other Available Data

10th Grade Marijuana Use Overview Other Drugs vs Marijuana Use Ratios Other Drugs vs Both Alcohol & Marijuana Use Ratios
8th Grade Use Ratios vs Alcohol 12th Grade Use Ratios vs Alcohol College Use Ratios vs Alcohol
Age 19 to 28 Use Ratios vs Alcohol Use Across 8th, 10th and 12th Grades Use Across 12th Grade, College Students, and Young Adults

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