| Item | Count | Percent |
| Total | 243 | 100.0 |
| Weak or insufficient admissible evidence | 54 | 22.2 |
| Suspect to be prosecuted by other authorities | 35 | 14.4 |
| Lack of evidence of criminal intent | 25 | 10.3 |
| Agency request | 18 | 7.4 |
| Lack of investigative or prosecutive resources | 16 | 6.6 |
| No federal offense evident | 12 | 4.9 |
| Suspect being prosecuted on other charges (e.g., UFAPs) | 12 | 4.9 |
| Office policy/Dept policy | 7 | 2.9 |
| Minimal federal interest or no deterrent value | 6 | 2.5 |
| Civil, admin or other disciplinary alternatives | 5 | 2.1 |
| All other | 53 | 21.8 |
