Year Per 100,000 People 1950 11.2354 1951 11.8322 1952 11.013 1953 12.2108 1954 13.3011 1955 12.2265 1956 14.2609 1957 15.2871 1958 16.0968 1959 14.393 1960 17.8048 1961 16.7973 1962 20.8733 1963 22.7863 1967 30.0238 1968 30.6406 1980 44.0443 1981 43.2432 1982 48.388 1983 52.8576 1984 54.5959 1985 54.0797 1986 52.7405