| Year | Total | Transportation | Assaults/violence | Homicides | Other assault/violence | Object/equipment contact | Substance/environment exposure | Other |
| 2006 | 110 | 61 | 47 | 39 | 8 | 2 | ||
| 2005 | 125 | 56 | 58 | 51 | 7 | 5 | 4 | 2 |
| 2004 | 121 | 66 | 48 | 42 | 6 | 7 | ||
| 2003 | 128 | 70 | 51 | 46 | 5 | 4 | 3 | |
| Total | 484 | 253 | 204 | 178 | 26 | 5 | 8 | 14 |
| Percent | 100.0 | 52.3 | 42.1 | 36.8 | 5.4 | 1.0 | 1.7 | 2.9 |