| Item | Count | Percent |
| Total | 46 | 100.0 |
| Weak or insufficient admissible evidence | 15 | 32.6 |
| Lack of evidence of criminal intent | 10 | 21.7 |
| Lack of investigative or prosecutive resources | 3 | 6.5 |
| Minimal federal interest or no deterrent value | 3 | 6.5 |
| Suspect to be prosecuted by other authorities | 3 | 6.5 |
| Agency request | 2 | 4.3 |
| Civil, admin or other disciplinary alternatives | 1 | 2.2 |
| No federal offense evident | 1 | 2.2 |
| Suspect being prosecuted on other charges (e.g., UFAPs) | 1 | 2.2 |
| All other | 7 | 15.2 |