| State | ||||||||
| Adolescent Clients in Idaho by Region | ||||||||
| Source: IDHW Client Information System | ||||||||
| 1999 | 2000 | 2001 | 2002 | 2005 | 2006 | 2007 | 2008 | |
| Region 1 | 88 | 102 | 139 | 93 | 37 | 34 | 10 | 112 |
| Region 2 | 70 | 103 | 92 | 118 | 13 | 21 | 14 | 20 |
| Region 3 | 307 | 370 | 217 | 175 | 33 | 11 | 12 | 37 |
| Region 4 | 131 | 195 | 179 | 110 | 78 | 24 | 28 | 100 |
| Region 5 | 169 | 229 | 226 | 177 | 106 | 69 | 65 | 142 |
| Region 6 | 137 | 144 | 177 | 179 | 192 | 34 | 39 | 35 |
| Region 7 | 71 | 63 | 92 | 110 | 211 | 11 | 19 | |
| Total | 973 | 1206 | 1122 | 962 | 670 | 204 | 187 | 446 |