Year Per 100,000 People 1955 1.8314 1956 2.3185 1957 1.9398 1958 4.654 1959 1.7633 1960 3.6066 1961 2.5818 1962 3.1995 1963 3 1964 2.8514 1965 4.8875 1966 4.4305 1967 3.483 1968 4.7996 1969 2.731 1970 4.8673 1971 3.0029 1972 3.8822 1973 4.6086 1974 4.7024 1975 4.3729 1976 6.5484 1977 5.2276 1978 5.563 1979 6.0965 1980 5.242 1981 5.09 1982 6.6435 1983 5.4437 1984 4.0672 1985 4.6551 1986 4.0671 1987 4.4458