Trend line is a rolling average of total accidents
| Year | Fatal | Serious | Slight | Total |
|---|---|---|---|---|
| 1979 | 19 | 323 | 997 | 1339 |
| 1980 | 20 | 308 | 985 | 1313 |
| 1981 | 15 | 306 | 979 | 1300 |
| 1982 | 13 | 317 | 1000 | 1330 |
| 1983 | 25 | 326 | 993 | 1344 |
| 1984 | 23 | 316 | 1090 | 1429 |
| 1985 | 19 | 251 | 1123 | 1393 |
| 1986 | 22 | 277 | 1135 | 1434 |
| 1987 | 21 | 227 | 1107 | 1355 |
| 1988 | 14 | 205 | 1052 | 1271 |
| 1989 | 17 | 150 | 1121 | 1288 |
| 1990 | 17 | 176 | 1058 | 1251 |
| 1991 | 13 | 164 | 1082 | 1259 |
| 1992 | 20 | 155 | 1020 | 1195 |
| 1993 | 11 | 126 | 1022 | 1159 |
| 1994 | 13 | 134 | 1036 | 1183 |
| 1995 | 12 | 96 | 1086 | 1194 |
| 1996 | 9 | 102 | 1086 | 1197 |
| 1997 | 8 | 93 | 1103 | 1204 |
| 1998 | 12 | 89 | 1183 | 1284 |
| 1999 | 16 | 101 | 1101 | 1218 |
| 2000 | 7 | 85 | 1123 | 1215 |
| 2001 | 10 | 78 | 1075 | 1163 |
| 2002 | 4 | 67 | 1147 | 1218 |
| 2003 | 7 | 64 | 1030 | 1101 |
| 2004 | 11 | 71 | 1043 | 1125 |
| 2005 | 10 | 55 | 981 | 1046 |
| 2006 | 14 | 60 | 884 | 958 |
| 2007 | 7 | 71 | 950 | 1028 |
| 2008 | 1 | 88 | 986 | 1075 |
| 2009 | 6 | 76 | 920 | 1002 |
| 2010 | 4 | 78 | 895 | 977 |
| 2011 | 4 | 86 | 886 | 976 |
| 2012 | 5 | 78 | 905 | 988 |
| 2013 | 2 | 86 | 835 | 923 |
| 2014 | 4 | 90 | 847 | 941 |