Year Per 100,000 People 1955 4.1786 1956 7.3084 1957 5.2344 1958 5.6464 1959 4.0497 1960 3.7037 1961 3.7656 1962 3.5476 1963 3.3623 1964 2.5113 1965 2.1083 1966 1.7394 1967 1.5837 1968 1.426 1969 1.0727 1972 1.0887 1974 1.3638 1975 1.0331 1976 1.2693 1977 1.423 1984 1.5914 1985 2.1375 1986 1.911 1991 3.727 1992 4.2658 1993 4.0074 1994 3.922