| Item | Count | Percent |
| Total | 22 | 100.0 |
| Weak or insufficient admissible evidence | 8 | 36.4 |
| Lack of investigative or prosecutive resources | 3 | 13.6 |
| Office policy/Dept policy | 2 | 9.1 |
| Agency request | 1 | 4.5 |
| Suspect to be prosecuted by other authorities | 1 | 4.5 |
| All other | 7 | 31.8 |