Year Per 100,000 People 1955 1.5311 1956 1.6313 1957 1.4408 1958 0.2143 1959 1.7671 1960 2.5893 1961 2.4746 1962 3.3198 1963 4.0811 1964 4.0529 1965 5.9858 1966 4.5951 1967 4.2237 1968 1.8394 1969 1.0902 1970 1.0263 1971 1.0697 1972 1.1808 1973 1.3086 1974 1.0428 1975 0.6135 1976 0.2858 1977 0.6016 1978 0.2722 1979 0.8362 1980 0.4204 1981 0.7373 1982 0.5531 1983 0.6244 1984 0.5405 1985 1.3208 1986 1.417 1987 2.0594