Source: Drug Abuse Warning Network, 2003 Update
| Distribution of Multi-drug Mentions: Major Substances of Abuse (1 of 2) | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Alcohol | Cocaine | Marijuana | Heroin | Amphet | |||||||
| Year | Total Multi-drug Mentions | Number | % of Multi-drug Mentions | Number | % of Multi-drug Mentions | Number | % of Multi-drug Mentions | Number | % of Multi-drug Mentions | Number | % of Multi-drug Mentions |
| 1995 | 656,087 | 166,897 | 25.4 | 93,041 | 14.2 | 35,569 | 5.4 | 37,529 | 5.7 | 6,040 | 0.92 |
| 1996 | 664,397 | 166,166 | 25.0 | 103,382 | 15.6 | 42,113 | 6.3 | 40,038 | 6.0 | 6,414 | 0.97 |
| 1997 | 700,628 | 171,894 | 24.5 | 112,054 | 16.0 | 50,986 | 7.3 | 39,958 | 5.7 | 7,654 | 1.09 |
| 1998 | 741,582 | 184,989 | 24.9 | 119,627 | 16.1 | 60,798 | 8.2 | 41,359 | 5.6 | 8,893 | 1.20 |
| 1999 | 774,106 | 196,178 | 25.3 | 119,693 | 15.5 | 68,132 | 8.8 | 43,509 | 5.6 | 8,905 | 1.15 |
| 2000 | 835,538 | 204,500 | 24.5 | 126,483 | 15.1 | 73,732 | 8.8 | 50,463 | 6.0 | 12,072 | 1.44 |
| 2001 | 885,596 | 217,940 | 24.6 | 138,388 | 15.6 | 83,450 | 9.4 | 51,452 | 5.8 | 12,869 | 1.45 |
| 2002 | 904,863 | 207,395 | 22.9 | 138,331 | 15.3 | 86,519 | 9.6 | 50,961 | 5.6 | 15,156 | 1.67 |