| Item | Count | Percent |
| Total | 50 | 100.0 |
| Weak or insufficient admissible evidence | 23 | 46.0 |
| Suspect to be prosecuted by other authorities | 10 | 20.0 |
| Suspect being prosecuted on other charges (e.g., UFAPs) | 2 | 4.0 |
| Agency request | 1 | 2.0 |
| Lack of evidence of criminal intent | 1 | 2.0 |
| All other | 13 | 26.0 |