| Item | Count | Percent |
| Total | 19 | 100.0 |
| Lack of evidence of criminal intent | 7 | 36.8 |
| Suspect to be prosecuted by other authorities | 5 | 26.3 |
| Weak or insufficient admissible evidence | 5 | 26.3 |
| Lack of investigative or prosecutive resources | 1 | 5.3 |
| Office policy/Dept policy | 1 | 5.3 |