Year Per 100,000 People 1952 36.5614 1953 36.7711 1954 35.3213 1955 35.0662 1956 34.9228 1957 32.1248 1958 33.0531 1959 33.7319 1960 32.3536 1961 32.3903 1962 33.137 1963 35.4449 1964 36.7081 1965 37.6035 1966 37.3665 1967 36.9242 1968 37.348 1969 37.4149 1970 39.2985 1971 37.5849 1972 35.0487 1973 36.9963 1974 37.2313 1975 35.0136 1976 36.1818 1977 37.1782 1978 35.7236 1979 35.6144 1980 35.9317 1981 35.4347 1982 33.3441 1983 34.4736 1984 33.5499 1985 33.5635 1986 30.8562 1987 31.6307 1988 29.8128 1989 28.433 1990 26.682