Trend line is a rolling average of total accidents
| Year | Fatal | Serious | Slight | Total |
|---|---|---|---|---|
| 1979 | 15 | 133 | 340 | 488 |
| 1980 | 11 | 114 | 332 | 457 |
| 1981 | 10 | 135 | 316 | 461 |
| 1982 | 19 | 158 | 359 | 536 |
| 1983 | 11 | 152 | 347 | 510 |
| 1984 | 11 | 164 | 335 | 510 |
| 1985 | 15 | 107 | 334 | 456 |
| 1986 | 16 | 122 | 349 | 487 |
| 1987 | 17 | 106 | 364 | 487 |
| 1988 | 11 | 114 | 343 | 468 |
| 1989 | 14 | 109 | 378 | 501 |
| 1990 | 20 | 119 | 379 | 518 |
| 1991 | 7 | 86 | 304 | 397 |
| 1992 | 10 | 95 | 339 | 444 |
| 1993 | 14 | 99 | 299 | 412 |
| 1994 | 11 | 97 | 352 | 460 |
| 1995 | 15 | 86 | 377 | 478 |
| 1996 | 10 | 99 | 393 | 502 |
| 1997 | 11 | 98 | 386 | 495 |
| 1998 | 11 | 59 | 406 | 476 |
| 1999 | 9 | 92 | 375 | 476 |
| 2000 | 9 | 67 | 364 | 440 |
| 2001 | 9 | 75 | 387 | 471 |
| 2002 | 11 | 74 | 366 | 451 |
| 2003 | 12 | 65 | 365 | 442 |
| 2004 | 10 | 58 | 370 | 438 |
| 2005 | 6 | 54 | 338 | 398 |
| 2006 | 16 | 44 | 309 | 369 |
| 2007 | 11 | 47 | 364 | 422 |
| 2008 | 5 | 44 | 326 | 375 |
| 2009 | 5 | 53 | 310 | 368 |
| 2010 | 5 | 61 | 307 | 373 |
| 2011 | 3 | 70 | 329 | 402 |
| 2012 | 7 | 37 | 297 | 341 |
| 2013 | 6 | 47 | 283 | 336 |
| 2014 | 3 | 48 | 302 | 353 |