Year Per 100,000 People 1963 1.3499 1964 1.6085 1965 1.8654 1966 2.2574 1967 1.597 1968 1.5652 1969 1.4675 1970 1.3453 1971 1.0981 1972 1.3453 1973 1.6809 1974 1.3295 1975 0.7851 1976 0.8151 1978 1.1259 1981 0.8148