Year Per 100,000 People 1950 8.4112 1951 9.0734 1952 8.7641 1953 9.0343 1954 10.2246 1955 9.1114 1956 10.2556 1957 10.8801 1958 11.2216 1959 10.7648 1960 12.9359 1961 12.5787 1962 14.7946 1963 15.7733 1967 21.3252 1968 21.3786 1980 32.3982 1981 32.3474 1982 34.9846 1983 38.264 1984 39.0167 1985 38.0657 1986 35.8871