| 2000-2001 | Alcohol | Methamphetamines | Marijuana | Cocaine | Heroin |
| Benewah | 43 | 14 | 30 | 3 | 0 |
| Bonner | 76 | 37 | 28 | 3 | 2 |
| Boundary | 16 | 9 | 7 | 0 | 1 |
| Kootenai | 165 | 82 | 50 | 6 | 6 |
| Shoshone | 48 | 17 | 14 | 0 | 0 |
| 2001-2002 | Alcohol | Methamphetamines | Marijuana | Cocaine | Heroin |
| Benewah | 47 | 33 | 26 | 2 | 0 |
| Bonner | 73 | 40 | 27 | 1 | 0 |
| Boundary | 18 | 4 | 6 | 0 | 0 |
| Kootenai | 181 | 82 | 33 | 5 | 3 |
| Shoshone | 41 | 16 | 14 | 0 | 0 |