| Region 3 | ||||||||
| Adolescent Primary Drug of Abuse | ||||||||
| Source: IDHW Client Information System | ||||||||
| 1999-2000 | 2000-2001 | 2001-2002 | 2002-2003 | 2004-2005 | 2005-2006 | 2006-2007 | 2007-2008 | |
| Alcohol | 71 | 75 | 73 | 49 | 54 | 41 | 48 | 55 |
| Methamphetamines | 23 | 20 | 23 | 20 | 40 | 44 | 20 | 15 |
| Marijuana | 68 | 113 | 120 | 99 | 126 | 113 | 95 | 210 |
| Cocaine | 4 | 2 | 1 | 4 | 2 | 3 | 1 | 1 |
| Heroin | 1 | 1 | 0 | 1 | 0 | 0 | 1 | 0 |
| Other Compounds | 1999-2000 | 2000-2001 | 2001-2002 | 2002-2003 | 2004-2005 | 2005-2006 | 2006-2007 | 2007-2008 |
| Non-Rx Methadone | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 |
| Other Opiates/Synth | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| PCP | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Hallucinogens | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Other Amphetamines | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Other Inhalants | 0 | 0 | 0 | 0 | ||||
| Benzodiazpine | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Other Tranquilizers | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Barbituates | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Other Sedatives | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Inhalants | 2 | 1 | 1 | 1 | 1 | 0 | 0 | 1 |
| Over-the-Counter | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 1 |
| Other | 3 | 1 | 0 | 1 | 0 | 1 | 0 | 0 |
| None | 2 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |