Trend line is a rolling average of total accidents
| Year | Fatal | Serious | Slight | Total |
|---|---|---|---|---|
| 1979 | 24 | 223 | 1458 | 1705 |
| 1980 | 17 | 268 | 1441 | 1726 |
| 1981 | 13 | 220 | 1445 | 1678 |
| 1982 | 14 | 262 | 1588 | 1864 |
| 1983 | 16 | 242 | 1433 | 1691 |
| 1984 | 14 | 249 | 1442 | 1705 |
| 1985 | 23 | 343 | 1356 | 1722 |
| 1986 | 21 | 327 | 1336 | 1684 |
| 1987 | 11 | 359 | 1280 | 1650 |
| 1988 | 15 | 429 | 1349 | 1793 |
| 1989 | 16 | 407 | 1401 | 1824 |
| 1990 | 20 | 392 | 1383 | 1795 |
| 1991 | 15 | 388 | 1193 | 1596 |
| 1992 | 9 | 234 | 1356 | 1599 |
| 1993 | 14 | 183 | 1389 | 1586 |
| 1994 | 6 | 230 | 1260 | 1496 |
| 1995 | 6 | 212 | 1289 | 1507 |
| 1996 | 6 | 202 | 1236 | 1444 |
| 1997 | 8 | 216 | 1331 | 1555 |
| 1998 | 9 | 218 | 1373 | 1600 |
| 1999 | 7 | 188 | 1425 | 1620 |
| 2000 | 10 | 218 | 1287 | 1515 |
| 2001 | 14 | 211 | 1310 | 1535 |
| 2002 | 8 | 193 | 1245 | 1446 |
| 2003 | 4 | 192 | 1219 | 1415 |
| 2004 | 9 | 112 | 984 | 1105 |
| 2005 | 5 | 120 | 893 | 1018 |
| 2006 | 7 | 126 | 937 | 1070 |
| 2007 | 5 | 130 | 769 | 904 |
| 2008 | 8 | 147 | 858 | 1013 |
| 2009 | 6 | 118 | 851 | 975 |
| 2010 | 8 | 155 | 839 | 1002 |
| 2011 | 5 | 118 | 869 | 992 |
| 2012 | 4 | 110 | 822 | 936 |
| 2013 | 5 | 80 | 796 | 881 |
| 2014 | 5 | 62 | 946 | 1013 |