| Type of firearm | Size of ammunition | Total | 1997 | 1998 | 1999 | 2000 | 2001 | 2002 | 2003 | 2004 | 2005 | 2006 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Number of victim officers killed with firearms | Total | 48 | 5 | 6 | 5 | 1 | 3 | 4 | 10 | 7 | 6 | 1 |
| Handgun | Total | 47 | 5 | 6 | 5 | 1 | 3 | 4 | 10 | 6 | 6 | 1 |
| .357 Caliber | 3 | 0 | 1 | 0 | 0 | 0 | 0 | 1 | 1 | 0 | 0 | |
| .357 Magnum | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | |
| .38 Caliber | 2 | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |
| .40 Caliber | 21 | 0 | 1 | 1 | 1 | 3 | 3 | 5 | 1 | 5 | 1 | |
| .45 Caliber | 8 | 0 | 2 | 0 | 0 | 0 | 1 | 3 | 1 | 1 | 0 | |
| 9 Millimeter | 11 | 4 | 2 | 2 | 0 | 0 | 0 | 1 | 2 | 0 | 0 | |
| 10 Millimeter | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |
| Rifle | Total | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 |
| .22 Caliber | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | |
| Shotgun | Total | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |