Year Per 100,000 People 1955 5.8145 1956 6.9681 1957 5.1422 1958 5.9853 1959 5.9955 1960 6.4572 1961 4.53 1962 6.8351 1963 6.0644 1964 6.2225 1965 5.865 1966 5.5662 1967 6.2578 1968 5.0667 1969 5.897 1970 4.1665 1971 4.1571 1972 3.4111 1973 3.5589 1974 3.8211 1975 2.7985 1976 1.9956 1977 2.5084 1978 3.3453 1979 2.6978 1980 2.4793 1981 2.6666 1982 2.7815 1983 2.6293 1984 3.4753 1985 5.8742 1986 6.4117 1987 7.5201