Trend line is a rolling average of total accidents
| Year | Fatal | Serious | Slight | Total |
|---|---|---|---|---|
| 1979 | 21 | 314 | 1710 | 2045 |
| 1980 | 37 | 303 | 1698 | 2038 |
| 1981 | 26 | 247 | 1672 | 1945 |
| 1982 | 17 | 289 | 1916 | 2222 |
| 1983 | 24 | 220 | 1887 | 2131 |
| 1984 | 26 | 352 | 1792 | 2170 |
| 1985 | 25 | 421 | 1607 | 2053 |
| 1986 | 18 | 406 | 1654 | 2078 |
| 1987 | 19 | 455 | 1559 | 2033 |
| 1988 | 14 | 420 | 1601 | 2035 |
| 1989 | 21 | 333 | 1834 | 2188 |
| 1990 | 22 | 365 | 1799 | 2186 |
| 1991 | 17 | 310 | 1548 | 1875 |
| 1992 | 14 | 344 | 1561 | 1919 |
| 1993 | 12 | 348 | 1606 | 1966 |
| 1994 | 12 | 262 | 1640 | 1914 |
| 1995 | 6 | 317 | 1566 | 1889 |
| 1996 | 9 | 287 | 1453 | 1749 |
| 1997 | 12 | 254 | 1554 | 1820 |
| 1998 | 13 | 271 | 1517 | 1801 |
| 1999 | 3 | 266 | 1637 | 1906 |
| 2000 | 10 | 252 | 1539 | 1801 |
| 2001 | 16 | 236 | 1478 | 1730 |
| 2002 | 9 | 244 | 1398 | 1651 |
| 2003 | 13 | 194 | 1298 | 1505 |
| 2004 | 4 | 155 | 1071 | 1230 |
| 2005 | 8 | 148 | 1020 | 1176 |
| 2006 | 9 | 172 | 900 | 1081 |
| 2007 | 10 | 166 | 785 | 961 |
| 2008 | 10 | 137 | 883 | 1030 |
| 2009 | 2 | 160 | 982 | 1144 |
| 2010 | 2 | 149 | 955 | 1106 |
| 2011 | 10 | 156 | 951 | 1117 |
| 2012 | 6 | 143 | 920 | 1069 |
| 2013 | 7 | 117 | 1045 | 1169 |
| 2014 | 9 | 87 | 1167 | 1263 |