Trend line is a rolling average of total accidents
| Year | Fatal | Serious | Slight | Total |
|---|---|---|---|---|
| 1979 | 22 | 381 | 1001 | 1404 |
| 1980 | 36 | 347 | 965 | 1348 |
| 1981 | 22 | 334 | 1062 | 1418 |
| 1982 | 25 | 366 | 1053 | 1444 |
| 1983 | 25 | 341 | 976 | 1342 |
| 1984 | 36 | 376 | 998 | 1410 |
| 1985 | 19 | 342 | 1057 | 1418 |
| 1986 | 22 | 329 | 1064 | 1415 |
| 1987 | 16 | 332 | 1012 | 1360 |
| 1988 | 24 | 336 | 1045 | 1405 |
| 1989 | 27 | 340 | 1212 | 1579 |
| 1990 | 24 | 359 | 1305 | 1688 |
| 1991 | 27 | 298 | 1197 | 1522 |
| 1992 | 15 | 305 | 1176 | 1496 |
| 1993 | 10 | 315 | 1113 | 1438 |
| 1994 | 18 | 307 | 1124 | 1449 |
| 1995 | 15 | 284 | 1088 | 1387 |
| 1996 | 10 | 296 | 1055 | 1361 |
| 1997 | 21 | 263 | 1084 | 1368 |
| 1998 | 13 | 273 | 1078 | 1364 |
| 1999 | 16 | 225 | 1031 | 1272 |
| 2000 | 15 | 239 | 1152 | 1406 |
| 2001 | 13 | 221 | 1041 | 1275 |
| 2002 | 10 | 197 | 959 | 1166 |
| 2003 | 16 | 185 | 974 | 1175 |
| 2004 | 12 | 155 | 856 | 1023 |
| 2005 | 11 | 180 | 849 | 1040 |
| 2006 | 14 | 163 | 860 | 1037 |
| 2007 | 7 | 161 | 798 | 966 |
| 2008 | 5 | 144 | 847 | 996 |
| 2009 | 6 | 138 | 835 | 979 |
| 2010 | 6 | 122 | 824 | 952 |
| 2011 | 1 | 139 | 820 | 960 |
| 2012 | 1 | 127 | 751 | 879 |
| 2013 | 3 | 110 | 755 | 868 |
| 2014 | 4 | 100 | 873 | 977 |