| Item | Count | Percent |
| Total | 71 | 100.0 |
| Lack of evidence of criminal intent | 33 | 46.5 |
| Agency request | 7 | 9.9 |
| Suspect to be prosecuted by other authorities | 7 | 9.9 |
| Weak or insufficient admissible evidence | 7 | 9.9 |
| Lack of investigative or prosecutive resources | 6 | 8.5 |
| Suspect being prosecuted on other charges (e.g., UFAPs) | 5 | 7.0 |
| Minimal federal interest or no deterrent value | 1 | 1.4 |
| No federal offense evident | 1 | 1.4 |
| All other | 4 | 5.6 |