| Item | Count | Percent |
| Total | 27 | 100.0 |
| Weak or insufficient admissible evidence | 13 | 48.1 |
| Lack of evidence of criminal intent | 9 | 33.3 |
| Agency request | 1 | 3.7 |
| Lack of investigative or prosecutive resources | 1 | 3.7 |
| Suspect to be prosecuted by other authorities | 1 | 3.7 |
| All other | 2 | 7.4 |