'Scuse me,
Isn't the decline mostly due to a drop in workplace homicide, not improved working conditions per se?
>
><http://stats.bls.gov/news.release/osh.t06.htm>
>
>number of occupational injuries & illnesses per 100 full-time workers:
>
>1973 11.0
>1974 10.4
>1975 9.1
>1976 9.2
>1977 9.3
>1978 9.4
>1979 9.5
>1980 8.7
>1981 8.3
>1982 7.7
>1983 7.6
>1984 8.0
>1985 7.9
>1986 7.9
>1987 8.3
>1988 8.6
>1989 8.6
>1990 8.8
>1991 8.4
>1992 8.9
>1993 8.5
>1994 8.4
>1995 8.1
>1996 7.4
>1997 7.1
>1998 6.7
>
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