| Item | Count | Percent |
| Total | 4,083 | 100.0 |
| Weak or insufficient admissible evidence | 986 | 24.1 |
| Suspect to be prosecuted by other authorities | 691 | 16.9 |
| Lack of evidence of criminal intent | 679 | 16.6 |
| Agency request | 366 | 9.0 |
| Lack of investigative or prosecutive resources | 277 | 6.8 |
| Suspect being prosecuted on other charges (e.g., UFAPs) | 239 | 5.9 |
| Office policy/Dept policy | 139 | 3.4 |
| Minimal federal interest or no deterrent value | 109 | 2.7 |
| No federal offense evident | 91 | 2.2 |
| Civil, admin or other disciplinary alternatives | 16 | 0.4 |
| Declined per instructions from DOJ | 6 | 0.1 |
| All other | 484 | 11.9 |
