| Item | Count | Percent |
| Total | 55 | 100.0 |
| Weak or insufficient admissible evidence | 21 | 38.2 |
| Suspect to be prosecuted by other authorities | 16 | 29.1 |
| Lack of evidence of criminal intent | 5 | 9.1 |
| No federal offense evident | 3 | 5.5 |
| Suspect being prosecuted on other charges (e.g., UFAPs) | 2 | 3.6 |
| Minimal federal interest or no deterrent value | 1 | 1.8 |
| Office policy/Dept policy | 1 | 1.8 |
| All other | 6 | 10.9 |