Year Per 100,000 People 1958 3.9935 1959 3.9531 1960 4.3401 1961 4.5305 1962 4.8757 1963 9.5687 1964 10.917 1965 10.5982 1966 9.7866 1967 11.2889 1968 11.5798 1969 10.5173 1970 10.5352 1971 11.6535 1972 11.4602 1973 12.2892 1974 22.3911 1975 22.1669 1976 26.1231 1978 26.8273 1979 29.9534 1980 31.9287 1981 34.9613 1982 31.5125 1983 29.429 1985 22.2884 1986 22.5177 1987 22.166 1988 22.1972 1989 22.3363 1990 22.2519 1991 21.9734 1992 22.1102 1993 22.1219 1994 22.6116 1995 19.7938