| Years of service | Total | 1998 | 1999 | 2000 | 2001 | 2002 | 2003 | 2004 | 2005 | 2006 | 2007 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Number of victim officers | 759 | 81 | 65 | 83 | 76 | 75 | 81 | 82 | 67 | 66 | 83 |
| Less than 1 | 44 | 5 | 6 | 4 | 5 | 4 | 6 | 4 | 3 | 3 | 4 |
| 1–5 | 271 | 31 | 20 | 30 | 26 | 27 | 28 | 27 | 26 | 24 | 32 |
| 6–10 | 159 | 11 | 12 | 12 | 15 | 15 | 16 | 19 | 15 | 20 | 24 |
| 11–15 | 93 | 13 | 9 | 11 | 8 | 14 | 13 | 7 | 6 | 5 | 7 |
| 16–20 | 88 | 9 | 10 | 10 | 8 | 6 | 8 | 12 | 8 | 9 | 8 |
| 21–25 | 51 | 5 | 2 | 10 | 8 | 5 | 6 | 5 | 5 | 1 | 4 |
| 26–30 | 27 | 5 | 2 | 5 | 4 | 1 | 3 | 4 | 1 | 1 | 1 |
| Over 30 | 19 | 0 | 1 | 1 | 2 | 2 | 1 | 4 | 3 | 3 | 2 |
| Not reported | 7 | 2 | 3 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 1 |
| Average years of service | 10 | 10 | 10 | 11 | 11 | 10 | 10 | 11 | 10 | 10 | 9 |