Year Deaths per 100,000 1970 13.619 1971 12.5604 1972 11.0919 1973 10.586 1974 11.3078 1975 13.5143 1976 13.6973 1977 17.7743 1992 17.1036 1993 16.2277 1994 17.9064 1995 17.6082 1996 16.2617