Year	Per 100,000 People
1966	4.5976
1967	5.488
1968	6.4877
1969	7.0702
1970	7.7736
1977	6.6688
1978	6.0631
1979	5.9802
1980	14.115
1981	15.1613
1982	4.8956
1983	5.1034
1984	4.6905
1985	3.521
1986	4.3835
1987	3.965
1988	3.9606
1989	4.0214
1990	3.886
1991	3.5091
1992	3.7124
1993	3.6976
1994	4.3447
1995	3.5084
1996	3.5126
