| Item | Count | Percent |
| Total | 22 | 100.0 |
| Weak or insufficient admissible evidence | 10 | 45.5 |
| Lack of evidence of criminal intent | 5 | 22.7 |
| Civil, admin or other disciplinary alternatives | 3 | 13.6 |
| Agency request | 2 | 9.1 |
| Suspect to be prosecuted by other authorities | 1 | 4.5 |
| All other | 1 | 4.5 |