Trend line is a rolling average of total accidents
| Year | Fatal | Serious | Slight | Total |
|---|---|---|---|---|
| 1979 | 19 | 261 | 1216 | 1496 |
| 1980 | 17 | 249 | 1197 | 1463 |
| 1981 | 24 | 237 | 1096 | 1357 |
| 1982 | 24 | 290 | 1192 | 1506 |
| 1983 | 18 | 259 | 1086 | 1363 |
| 1984 | 15 | 250 | 1060 | 1325 |
| 1985 | 30 | 255 | 1111 | 1396 |
| 1986 | 27 | 261 | 1157 | 1445 |
| 1987 | 18 | 250 | 1099 | 1367 |
| 1988 | 16 | 196 | 1160 | 1372 |
| 1989 | 17 | 233 | 1153 | 1403 |
| 1990 | 22 | 170 | 1155 | 1347 |
| 1991 | 13 | 139 | 1130 | 1282 |
| 1992 | 17 | 138 | 1150 | 1305 |
| 1993 | 10 | 99 | 1201 | 1310 |
| 1994 | 8 | 119 | 1204 | 1331 |
| 1995 | 6 | 172 | 1207 | 1385 |
| 1996 | 11 | 246 | 1196 | 1453 |
| 1997 | 14 | 226 | 1180 | 1420 |
| 1998 | 9 | 231 | 1184 | 1424 |
| 1999 | 8 | 203 | 1174 | 1385 |
| 2000 | 12 | 207 | 1227 | 1446 |
| 2001 | 14 | 197 | 1120 | 1331 |
| 2002 | 7 | 174 | 1198 | 1379 |
| 2003 | 7 | 169 | 1021 | 1197 |
| 2004 | 8 | 146 | 948 | 1102 |
| 2005 | 12 | 100 | 864 | 976 |
| 2006 | 20 | 96 | 707 | 823 |
| 2007 | 11 | 73 | 701 | 785 |
| 2008 | 6 | 71 | 591 | 668 |
| 2009 | 9 | 78 | 667 | 754 |
| 2010 | 7 | 86 | 737 | 830 |
| 2011 | 12 | 78 | 755 | 845 |
| 2012 | 6 | 74 | 721 | 801 |
| 2013 | 6 | 61 | 696 | 763 |
| 2014 | 4 | 47 | 741 | 792 |