Year Per 100,000 People 1955 1.8014 1956 1.7164 1957 1.3593 1958 3.2827 1959 4.147 1960 4.2652 1961 5.6391 1962 6.4661 1963 7.1111 1964 6.7465 1965 9.9644 1966 8.867 1967 10.2562 1968 6.4343 1969 5.1751 1972 5.1269 1974 5.7743 1975 4.8427 1976 5.4507 1977 4.1694 1984 4.7345 1985 4.0594 1986 4.0214 1991 3.7839 1992 3.7932 1993 3.9996 1994 4.1821