Table 146. | Percent of high school seniors reporting drug use, by type of drug and frequency of use: 1975 to 1994 |
______________________________________________________________________________________________________________________________ |Class|Class|Class|Class|Class|Class|Class|Class|Class|Class|Class|Class|Class|Class|Class|Class|Class Type of drug and | of | of | of | of | of | of | of | of | of | of | of | of | of | of | of | of | of frequency of use |1975 |1979 |1980 |1981 |1982 |1983 |1984 |1985 |1986 |1987 |1988 |1989 |1990 |1991 |1992 |1993 |1994 ________________________|_____|_____|_____|_____|_____|_____|_____|_____|_____|_____|_____|_____|_____|_____|_____|_____|_____ 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 ________________________|_____|_____|_____|_____|_____|_____|_____|_____|_____|_____|_____|_____|_____|_____|_____|_____|_____ | Percent reporting having ever used drugs |_____________________________________________________________________________________________________ Alcohol\1\ .............|90.4 |93.0 |93.2 |92.6 |92.8 |92.6 |92.6 |92.2 |91.3 |92.2 |92.0 |90.7 |89.5 |88.0 |87.5 |80.0 |80.4 Any illicit drug abuse .|55.2 |65.1 |65.4 |65.6 |64.4 |62.9 |61.6 |60.6 |57.6 |56.6 |53.9 |50.9 |47.9 |44.1 |40.7 |42.9 |45.6 Marijuana only .......|19.0 |27.7 |26.7 |22.8 |23.3 |22.5 |21.3 |20.9 |19.9 |20.8 |21.4 |19.5 |18.5 |17.2 |15.6 |16.2 |18.0 Any illicit drug other| | | | | | | | | | | | | | | | | than marijuana\2\ ...|36.2 |37.4 |38.7 |42.8 |41.1 |40.4 |40.3 |39.7 |37.7 |35.8 |32.5 |31.4 |29.4 |26.9 |25.1 |26.7 |27.6 | | | | | | | | | | | | | | | | | Use of selected drugs | | | | | | | | | | | | | | | | | Cocaine ..............| 9.0 |15.4 |15.7 |16.5 |16.0 |16.2 |16.1 |17.3 |16.9 |15.2 |12.1 |10.3 | 9.4 | 7.8 | 6.1 | 6.1 | 5.9 Heroin ...............| 2.2 | 1.1 | 1.1 | 1.1 | 1.2 | 1.2 | 1.3 | 1.2 | 1.1 | 1.2 | 1.1 | 1.3 | 1.3 | 0.9 | 1.2 | 1.1 | 1.2 LSD ..................|11.3 | 9.5 | 9.3 | 9.8 | 9.6 | 8.9 | 8.0 | 7.5 | 7.2 | 8.4 | 7.7 | 8.3 | 8.7 | 8.8 | 8.6 |10.3 |10.5 Marijuana/hashish ....|47.3 |60.4 |60.3 |59.5 |58.7 |57.0 |54.9 |54.2 |50.9 |50.2 |47.2 |43.7 |40.7 |36.7 |32.6 |35.3 |38.2 PCP ..................| --- |12.8 | 9.6 | 7.8 | 6.0 | 5.6 | 5.0 | 4.9 | 4.8 | 3.0 | 2.9 | 3.9 | 2.8 | 2.9 | 2.4 | 2.9 | 2.8 |=====|=====|=====|=====|=====|=====|=====|=====|=====|=====|=====|=====|=====|=====|=====|=====|===== | Percent reporting use of drugs in the past 12 months |_____________________________________________________________________________________________________ Alcohol\1\ .............|84.8 |88.1 |87.9 |87.0 |86.8 |87.3 |86.0 |85.6 |84.5 |85.7 |85.3 |82.7 |80.6 |77.7 |76.8 |72.7 |73.0 Any illicit drug abuse .|45.0 |54.2 |53.1 |52.1 |49.4 |47.4 |45.8 |46.3 |44.3 |41.7 |38.5 |35.4 |32.5 |29.4 |27.1 |31.0 |35.8 Marijuana only .......|18.8 |26.0 |22.7 |18.1 |19.3 |19.0 |17.8 |18.9 |18.4 |17.6 |17.4 |15.4 |14.6 |13.2 |12.2 |13.9 |17.8 Any illicit drug other| | | | | | | | | | | | | | | | | than marijuana\2\ ...|26.2 |28.2 |30.4 |34.0 |30.1 |28.4 |28.0 |27.4 |25.9 |24.1 |21.1 |20.0 |17.9 |16.2 |14.9 |17.1 |18.0 | | | | | | | | | | | | | | | | | Use of selected drugs | | | | | | | | | | | | | | | | | Cocaine ..............| 5.6 |12.0 |12.3 |12.4 |11.5 |11.4 |11.6 |13.1 |12.7 |10.3 | 7.9 | 6.5 | 5.3 | 3.5 | 3.1 | 3.3 | 3.6 Heroin ...............| 1.0 | 0.5 | 0.5 | 0.5 | 0.6 | 0.6 | 0.5 | 0.6 | 0.5 | 0.5 | 0.5 | 0.6 | 0.5 | 0.4 | 0.6 | 0.5 | 0.6 LSD ..................| 7.2 | 6.6 | 6.5 | 6.5 | 6.1 | 5.4 | 4.7 | 4.4 | 4.5 | 5.2 | 4.8 | 4.9 | 5.4 | 5.2 | 5.6 | 6.8 | 6.9 Marijuana/hashish ....|40.0 |50.8 |48.8 |46.1 |44.3 |42.3 |40.0 |40.6 |38.8 |36.3 |33.1 |29.6 |27.0 |23.9 |21.9 |26.0 |30.7 PCP ..................| --- | 7.0 | 4.4 | 3.2 | 2.2 | 2.6 | 2.3 | 2.9 | 2.4 | 1.3 | 1.2 | 2.4 | 1.2 | 1.4 | 1.4 | 1.4 | 1.6 |=====|=====|=====|=====|=====|=====|=====|=====|=====|=====|=====|=====|=====|=====|=====|=====|===== | Percent reporting use of drugs in the past 30 days |_____________________________________________________________________________________________________ Alcohol\1\ .............|68.2 |71.8 |72.0 |70.7 |69.7 |69.4 |67.2 |65.9 |65.3 |66.4 |63.9 |60.0 |57.1 |54.0 |51.3 |48.6 |50.1 Any illicit drug abuse .|30.7 |38.9 |37.2 |36.9 |32.5 |30.5 |29.2 |29.7 |27.1 |24.7 |21.3 |19.7 |17.2 |16.4 |14.4 |18.3 |21.9 Marijuana only .......|15.3 |22.2 |18.8 |15.2 |15.5 |15.1 |14.1 |14.8 |13.9 |13.1 |11.3 |10.6 | 9.2 | 9.3 | 8.1 |10.4 |13.1 Any illicit drug other| | | | | | | | | | | | | | | | | than marijuana\2\ ...|15.4 |16.8 |18.4 |21.7 |17.0 |15.4 |15.1 |14.9 |13.2 |11.6 |10.0 | 9.1 | 8.0 | 7.1 | 6.3 | 7.9 | 8.8 | | | | | | | | | | | | | | | | | Use of selected drugs | | | | | | | | | | | | | | | | | Cocaine ..............| 1.9 | 5.7 | 5.2 | 5.8 | 5.0 | 4.9 | 5.8 | 6.7 | 6.2 | 4.3 | 3.4 | 2.8 | 1.9 | 1.4 | 1.3 | 1.3 | 1.5 Heroin ...............| 0.4 | 0.2 | 0.2 | 0.2 | 0.2 | 0.2 | 0.3 | 0.3 | 0.2 | 0.2 | 0.2 | 0.3 | 0.2 | 0.2 | 0.3 | 0.2 | 0.3 LSD ..................| 2.3 | 2.4 | 2.3 | 2.5 | 2.4 | 1.9 | 1.5 | 1.6 | 1.7 | 1.8 | 1.8 | 1.8 | 1.9 | 1.9 | 2.0 | 2.4 | 2.6 Marijuana/hashish ....|27.1 |36.5 |33.7 |31.6 |28.5 |27.0 |25.2 |25.7 |23.4 |21.0 |18.0 |16.7 |14.0 |13.8 |11.9 |15.5 |19.0 PCP ..................| --- | 2.4 | 1.4 | 1.4 | 1.0 | 1.3 | 1.0 | 1.6 | 1.3 | 0.6 | 0.3 | 1.4 | 0.4 | 0.5 | 0.6 | 1.0 | 0.7 ________________________|_____|_____|_____|_____|_____|_____|_____|_____|_____|_____|_____|_____|_____|_____|_____|_____|_____ |
\1\Survey question changed in 1993; data are not comparable to figures for earlier years. NOTE.--A revised questionnaire was used in 1982 and later years to reduce the inappropriate reporting of nonprescription stimulants. This slightly reduced the positive responses for some types of drug abuse. SOURCE: U.S. Department of Health and Human Services, Alcohol, Drug Abuse, and Mental Health Administration, Drug Use Among American High School Students and Other Young Adults, National Trends Through 1988; and press releases dated January 1992, April 1993, and January 1994; and University of Michigan, Institute for Social Research, Monitoring the Future, unpublished data. (This table was prepared June 1995.) |