Year Deaths per 100,000 1955 4.7535 1956 5.3961 1957 6.161 1958 6.1754 1959 6.8583 1960 8.9363 1961 8.8576 1962 11.591 1963 11.9478 1964 12.5526 1965 13.4721 1966 11.1564 1967 12.7865 1968 16.1331 1969 10.2844 1970 15.2213 1971 20.0096 1972 14.9416 1973 17.8963 1974 19.1102 1975 18.9131 1976 21.353 1977 20.7903 1978 21.7982 1979 19.7182 1980 21.4086 1981 20.9246 1982 22.8124 1983 19.9159 1984 20.8358 1985 19.6523 1986 20.6813 1987 21.1918