Trend line is a rolling average of total accidents
| Year | Fatal | Serious | Slight | Total |
|---|---|---|---|---|
| 1979 | 27 | 324 | 1403 | 1754 |
| 1980 | 31 | 348 | 1354 | 1733 |
| 1981 | 33 | 284 | 1385 | 1702 |
| 1982 | 30 | 325 | 1367 | 1722 |
| 1983 | 40 | 290 | 1360 | 1690 |
| 1984 | 31 | 341 | 1467 | 1839 |
| 1985 | 36 | 383 | 1333 | 1752 |
| 1986 | 27 | 337 | 1320 | 1684 |
| 1987 | 29 | 349 | 1259 | 1637 |
| 1988 | 34 | 363 | 1274 | 1671 |
| 1989 | 36 | 376 | 1358 | 1770 |
| 1990 | 22 | 302 | 1272 | 1596 |
| 1991 | 21 | 217 | 1060 | 1298 |
| 1992 | 10 | 174 | 998 | 1182 |
| 1993 | 15 | 211 | 1063 | 1289 |
| 1994 | 26 | 196 | 1126 | 1348 |
| 1995 | 17 | 176 | 1128 | 1321 |
| 1996 | 8 | 150 | 1219 | 1377 |
| 1997 | 20 | 155 | 1231 | 1406 |
| 1998 | 21 | 194 | 1231 | 1446 |
| 1999 | 21 | 178 | 1197 | 1396 |
| 2000 | 10 | 189 | 1231 | 1430 |
| 2001 | 19 | 173 | 1191 | 1383 |
| 2002 | 19 | 176 | 1077 | 1272 |
| 2003 | 16 | 149 | 1014 | 1179 |
| 2004 | 12 | 147 | 903 | 1062 |
| 2005 | 16 | 123 | 942 | 1081 |
| 2006 | 19 | 136 | 884 | 1039 |
| 2007 | 10 | 129 | 878 | 1017 |
| 2008 | 7 | 121 | 783 | 911 |
| 2009 | 9 | 109 | 782 | 900 |
| 2010 | 10 | 104 | 785 | 899 |
| 2011 | 10 | 109 | 832 | 951 |
| 2012 | 7 | 111 | 782 | 900 |
| 2013 | 6 | 93 | 754 | 853 |
| 2014 | 4 | 110 | 712 | 826 |