| Item | Count | Percent |
| Total | 19 | 100.0 |
| Suspect to be prosecuted by other authorities | 6 | 31.6 |
| Weak or insufficient admissible evidence | 4 | 21.1 |
| Lack of evidence of criminal intent | 3 | 15.8 |
| Suspect being prosecuted on other charges (e.g., UFAPs) | 2 | 10.5 |
| Agency request | 1 | 5.3 |
| Civil, admin or other disciplinary alternatives | 1 | 5.3 |
| Lack of investigative or prosecutive resources | 1 | 5.3 |
| Minimal federal interest or no deterrent value | 1 | 5.3 |