Year Per 100,000 People 1955 7.4626 1956 4.5398 1957 6.6767 1958 1.0858 1959 8.7838 1960 9.6005 1961 7.2953 1962 14.6822 1963 9.1461 1964 7.4019 1965 12.618 1966 9.7231 1967 8.0345 1968 5.9215 1969 6.719 1970 4.0999 1971 2.6467 1972 3.8526 1973 2.5414 1974 2.9918 1975 3.5739 1976 1.6579 1977 2.2761 1978 3.8147 1979 3.221 1980 2.6588 1981 2.0566 1982 5.698 1983 2.0321 1984 0.9878 1985 3.9143 1986 6.6991 1987 6.0842