| Item | Count | Percent |
| Total | 47 | 100.0 |
| Weak or insufficient admissible evidence | 17 | 36.2 |
| Agency request | 13 | 27.7 |
| Suspect to be prosecuted by other authorities | 6 | 12.8 |
| Suspect being prosecuted on other charges (e.g., UFAPs) | 5 | 10.6 |
| Lack of evidence of criminal intent | 2 | 4.3 |
| All other | 4 | 8.5 |