| Year | Total | Total w/Source | Individual | Alcohol/Drug Abuse Care Provider | Other Health Care Provider | School | Employer | Other Community Referral | Criminal Justice System |
| 2007 | 677 | 677 | 23.3% | 3.4% | 7.4% | 3.3% | 0.6% | 3.6% | 58.5% |
| 2006 | 806 | 805 | 24.1% | 3.7% | 7.1% | 6.3% | 0.9% | 3.1% | 54.8% |
| 2005 | 747 | 747 | 20.2% | 4.7% | 5.4% | 9.2% | 0.5% | 3.0% | 57.0% |
| 2004 | 923 | 923 | 21.7% | 4.3% | 6.5% | 10.1% | 1.4% | 4.7% | 51.4% |
| 2003 | 826 | 825 | 20.0% | 4.9% | 6.8% | 14.3% | 0.5% | 4.6% | 49.0% |
| 2002 | 799 | 797 | 16.1% | 3.4% | 4.9% | 6.4% | 1.4% | 3.5% | 64.4% |
| 2001 | 971 | 969 | 23.6% | 8.0% | 6.8% | 5.5% | 2.0% | 6.3% | 47.9% |
| 2000 | 955 | 955 | 20.2% | 11.4% | 6.8% | 6.5% | 2.1% | 7.3% | 45.7% |
| 1999 | 898 | 898 | 24.8% | 8.1% | 8.8% | 6.1% | 2.1% | 8.0% | 42.0% |
| 1998 | 1,038 | 1,038 | 19.5% | 6.7% | 9.9% | 13.4% | 1.0% | 7.7% | 41.9% |
| 1997 | 774 | 774 | 19.1% | 7.5% | 8.5% | 8.9% | 1.8% | 7.8% | 46.4% |
| 1996 | 751 | 748 | 17.4% | 11.6% | 6.8% | 10.8% | 3.1% | 11.4% | 38.9% |
| 1995 | 461 | 461 | 18.0% | 11.3% | 5.0% | 14.3% | 1.7% | 8.5% | 41.2% |
| 1994 | 376 | 376 | 19.4% | 12.0% | 4.3% | 9.3% | 1.3% | 2.9% | 50.8% |
| 1993 | 293 | 288 | 24.0% | 15.3% | 5.2% | 7.3% | 1.0% | 5.2% | 42.0% |
| 1992 | 216 | 126 | 17.5% | 13.5% | 15.1% | 2.4% | 2.4% | 4.8% | 44.4% |
Source: Treatment Episodes Data Set