| Item | Count | Percent |
| Total | 183 | 100.0 |
| Lack of evidence of criminal intent | 33 | 18.0 |
| Weak or insufficient admissible evidence | 20 | 10.9 |
| Suspect being prosecuted on other charges (e.g., UFAPs) | 16 | 8.7 |
| Agency request | 14 | 7.7 |
| Suspect to be prosecuted by other authorities | 12 | 6.6 |
| No federal offense evident | 10 | 5.5 |
| Civil, admin or other disciplinary alternatives | 8 | 4.4 |
| Minimal federal interest or no deterrent value | 7 | 3.8 |
| Office policy/Dept policy | 6 | 3.3 |
| All other | 57 | 31.1 |