| Item | Count | Percent |
| Total | 45 | 100.0 |
| Office policy/Dept policy | 20 | 44.4 |
| Weak or insufficient admissible evidence | 10 | 22.2 |
| Lack of evidence of criminal intent | 5 | 11.1 |
| Suspect to be prosecuted by other authorities | 5 | 11.1 |
| No federal offense evident | 2 | 4.4 |
| All other | 3 | 6.7 |