| Army | 0.2 | 0.4 | 0.4 |
| Department of Defense/Joint | 4.7 | 8.5 | 10.3 |
| Department of Homeland Security | 0.0 | 0.3 | 0.2 |
| Other | 0.3 | 0.1 | 0.5 |
| Total | 19.9 | 22.1 | 23.3 |