Year Per 100,000 People 1961 15.7765 1963 10.4037 1964 6.2225 1977 9.4114 1978 8.2068 1979 7.0824 1980 7.8803 1982 10.7109 1984 12.307 1985 11.8766 1986 13.1658 1987 12.8442 1988 12.9201 1991 13.6202