| Year | Fatal rate | Lost-time injury rate |
|---|---|---|
| 1983 | 39.8 | 4.5 |
| 1984 | 58.4 | 4.6 |
| 1985 | 35.8 | 4.3 |
| 1986 | 41.7 | 4.7 |
| 1987 | 39.8 | 6.1 |
| 1988 | 30.5 | 6.5 |
| 1989 | 34.7 | 6.5 |
| 1990 | 36.3 | 6.3 |
| 1991 | 35.0 | 6.2 |
| 1992 | 30.0 | 5.6 |
| 1993 | 33.0 | 5.3 |
| 1994 | 26.9 | 5.2 |
| 1995 | 32.5 | 4.6 |
| 1996 | 28.5 | 4.2 |
| 1997 | 30.4 | 4.0 |
| 1998 | 26.4 | 4.1 |
| 1999 | 31.2 | 3.8 |
| 2000 | 30.2 | 3.8 |
| 2001 | 25.6 | 3.5 |
| 2002 | 25.1 | 3.6 |
| 2003 | 21.8 | 3.2 |
| 2004 | 20.3 | 3.0 |
| 2005 | 19.8 | 2.9 |
| 2006 | 24.2 | 2.6 |
| 2007 | 21.9 | 2.5 |