| Item | Count | Percent |
| Total | 38 | 100.0 |
| Weak or insufficient admissible evidence | 13 | 34.2 |
| Agency request | 8 | 21.1 |
| Suspect to be prosecuted by other authorities | 6 | 15.8 |
| Lack of investigative or prosecutive resources | 3 | 7.9 |
| No federal offense evident | 3 | 7.9 |
| Lack of evidence of criminal intent | 1 | 2.6 |
| Minimal federal interest or no deterrent value | 1 | 2.6 |
| All other | 3 | 7.9 |