Year Per 100,000 People 1954 0.4283 1955 1.2033 1957 0.3687 1958 0.3533 1960 0.3202 1968 0.7526 1970 0.9789 1972 1.3834 1973 0.9117 1974 0.453 1975 0.4505 1976 0.4803 1977 0.4571 1980 0.2465 1981 0.2415 1982 0.7548 1983 0.2333 1984 0.5514 1985 0.2764 1986 0.267 1987 0.5258 1988 1.0343 1989 1.3479 1990 1.0441 1991 1.265 1992 1.1797 1993 0.4565 1994 0.4457