Trend line is a rolling average of total accidents
| Year | Fatal | Serious | Slight | Total |
|---|---|---|---|---|
| 1979 | 0 | 10 | 31 | 41 |
| 1980 | 1 | 13 | 28 | 42 |
| 1981 | 1 | 15 | 41 | 57 |
| 1982 | 1 | 10 | 38 | 49 |
| 1983 | 1 | 10 | 37 | 48 |
| 1984 | 0 | 16 | 36 | 52 |
| 1985 | 2 | 16 | 35 | 53 |
| 1986 | 1 | 18 | 34 | 53 |
| 1987 | 0 | 15 | 39 | 54 |
| 1988 | 0 | 20 | 33 | 53 |
| 1989 | 3 | 15 | 58 | 76 |
| 1990 | 2 | 11 | 49 | 62 |
| 1991 | 1 | 12 | 49 | 62 |
| 1992 | 0 | 10 | 61 | 71 |
| 1993 | 1 | 9 | 52 | 62 |
| 1994 | 1 | 9 | 56 | 66 |
| 1995 | 2 | 14 | 55 | 71 |
| 1996 | 0 | 13 | 51 | 64 |
| 1997 | 1 | 10 | 59 | 70 |
| 1998 | 1 | 11 | 46 | 58 |
| 1999 | 1 | 7 | 42 | 50 |
| 2000 | 1 | 6 | 42 | 49 |
| 2001 | 0 | 7 | 33 | 40 |
| 2002 | 0 | 5 | 42 | 47 |
| 2003 | 0 | 2 | 30 | 32 |
| 2004 | 1 | 8 | 39 | 48 |
| 2005 | 0 | 7 | 26 | 33 |
| 2006 | 1 | 4 | 38 | 43 |
| 2007 | 1 | 0 | 30 | 31 |
| 2008 | 0 | 4 | 35 | 39 |
| 2009 | 0 | 2 | 36 | 38 |
| 2010 | 0 | 5 | 26 | 31 |
| 2011 | 1 | 3 | 42 | 46 |
| 2012 | 0 | 8 | 15 | 23 |
| 2013 | 0 | 2 | 18 | 20 |
| 2014 | 3 | 4 | 20 | 27 |