Trend line is a rolling average of total accidents
| Year | Fatal | Serious | Slight | Total |
|---|---|---|---|---|
| 1979 | 13 | 164 | 445 | 622 |
| 1980 | 16 | 152 | 429 | 597 |
| 1981 | 14 | 176 | 456 | 646 |
| 1982 | 15 | 165 | 469 | 649 |
| 1983 | 11 | 139 | 461 | 611 |
| 1984 | 18 | 111 | 500 | 629 |
| 1985 | 11 | 105 | 477 | 593 |
| 1986 | 16 | 111 | 522 | 649 |
| 1987 | 9 | 97 | 468 | 574 |
| 1988 | 10 | 101 | 517 | 628 |
| 1989 | 16 | 108 | 620 | 744 |
| 1990 | 17 | 104 | 745 | 866 |
| 1991 | 12 | 91 | 695 | 798 |
| 1992 | 8 | 72 | 576 | 656 |
| 1993 | 8 | 71 | 622 | 701 |
| 1994 | 21 | 69 | 533 | 623 |
| 1995 | 21 | 71 | 514 | 606 |
| 1996 | 16 | 60 | 591 | 667 |
| 1997 | 13 | 42 | 562 | 617 |
| 1998 | 8 | 43 | 564 | 615 |
| 1999 | 12 | 59 | 596 | 667 |
| 2000 | 12 | 43 | 562 | 617 |
| 2001 | 10 | 45 | 560 | 615 |
| 2002 | 13 | 40 | 512 | 565 |
| 2003 | 11 | 64 | 549 | 624 |
| 2004 | 12 | 31 | 562 | 605 |
| 2005 | 11 | 59 | 540 | 610 |
| 2006 | 14 | 39 | 524 | 577 |
| 2007 | 16 | 30 | 477 | 523 |
| 2008 | 9 | 50 | 432 | 491 |
| 2009 | 8 | 30 | 396 | 434 |
| 2010 | 9 | 26 | 402 | 437 |
| 2011 | 12 | 26 | 371 | 409 |
| 2012 | 1 | 26 | 352 | 379 |
| 2013 | 6 | 17 | 342 | 365 |
| 2014 | 3 | 22 | 321 | 346 |