Year Per 100,000 People 1952 12.0388 1953 12.5098 1954 15.3119 1955 14.675 1956 13.6273 1957 14.2581 1958 14.5336 1959 14.2135 1960 14.2759 1961 13.8267 1962 14.2891 1963 14.0466 1964 14.1568 1965 13.5614 1966 13.4017 1967 14.7109 1968 14.4684 1969 14.8842 1970 15.5246 1971 15.5779 1972 14.8686 1973 15.3569 1974 15.341 1975 16.1028 1976 17.0685 1977 18.9035 1978 18.6695 1979 16.6579 1980 14.8576 1981 16.4603 1982 16.1612 1983 15.1583 1984 14.6105 1985 14.6802 1986 13.2272 1987 12.5839 1988 11.6385 1989 10.7882 1990 10.5243