| Item | Count | Percent |
| Total | 48 | 100.0 |
| Suspect to be prosecuted by other authorities | 17 | 35.4 |
| Lack of investigative or prosecutive resources | 12 | 25.0 |
| Lack of evidence of criminal intent | 6 | 12.5 |
| Weak or insufficient admissible evidence | 6 | 12.5 |
| Office policy/Dept policy | 3 | 6.3 |
| Agency request | 1 | 2.1 |
| No federal offense evident | 1 | 2.1 |
| All other | 2 | 4.2 |