Source: Monitoring the Future
| Ratios of Inhalant Use vs Alcohol Use Among 12th Grade Students (1975 - 2005) | |||
|---|---|---|---|
| Year | Lifetime | Past Year | Past Month |
| 1975 | -- | -- | -- |
| 1976 | 0.11 | 0.04 | 0.01 |
| 1977 | 0.12 | 0.04 | 0.02 |
| 1978 | 0.13 | 0.05 | 0.02 |
| 1979 | 0.14 | 0.06 | 0.02 |
| 1980 | 0.13 | 0.05 | 0.02 |
| 1981 | 0.13 | 0.05 | 0.02 |
| 1982 | 0.14 | 0.05 | 0.02 |
| 1983 | 0.15 | 0.05 | 0.02 |
| 1984 | 0.16 | 0.06 | 0.03 |
| 1985 | 0.17 | 0.07 | 0.03 |
| 1986 | 0.17 | 0.07 | 0.04 |
| 1987 | 0.18 | 0.08 | 0.04 |
| 1988 | 0.18 | 0.08 | 0.04 |
| 1989 | 0.19 | 0.07 | 0.04 |
| 1990 | 0.20 | 0.09 | 0.05 |
| 1991 | 0.20 | 0.08 | 0.04 |
| 1992 | 0.19 | 0.08 | 0.04 |
| 1993 | 0.22 | 0.10 | 0.05 |
| 1994 | 0.22 | 0.11 | 0.05 |
| 1995 | 0.22 | 0.11 | 0.06 |
| 1996 | 0.21 | 0.10 | 0.05 |
| 1997 | 0.20 | 0.09 | 0.05 |
| 1998 | 0.19 | 0.08 | 0.04 |
| 1999 | 0.19 | 0.08 | 0.04 |
| 2000 | 0.18 | 0.08 | 0.04 |
| 2001 | 0.16 | 0.06 | 0.03 |
| 2002 | 0.15 | 0.06 | 0.03 |
| 2003 | 0.15 | 0.06 | 0.03 |
| 2004 | 0.14 | 0.06 | 0.03 |
| 2005 | 0.15 | 0.07 | 0.04 |
| Averages: | 0.17 | 0.07 | 0.04 |
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