| Item | Count | Percent |
| Total | 41 | 100.0 |
| Weak or insufficient admissible evidence | 19 | 46.3 |
| Suspect to be prosecuted by other authorities | 6 | 14.6 |
| Agency request | 5 | 12.2 |
| Minimal federal interest or no deterrent value | 2 | 4.9 |
| Lack of evidence of criminal intent | 1 | 2.4 |
| Lack of investigative or prosecutive resources | 1 | 2.4 |
| No federal offense evident | 1 | 2.4 |
| All other | 6 | 14.6 |