| Item | Count | Percent |
|---|---|---|
| Total | 197 | 100.0 |
| Lack of evidence of criminal intent | 155 | 78.7 |
| Weak or insufficient admissible evidence | 4 | 2.0 |
| Suspect to be prosecuted by other authorities | 3 | 1.5 |
| No federal offense evident | 2 | 1.0 |
| Suspect being prosecuted on other charges (e.g., UFAPs) | 2 | 1.0 |
| All other | 31 | 15.7 |