Year	Per 100,000 People
1973	6.0753
1974	6.2877
1977	7.9965
1980	7.6012
1981	7.9936
1982	7.2931
1983	7.5359
1984	7.6761
1985	6.6518
1986	7.0695
1987	6.3333
1988	6.477
1989	7.0824
1990	11.5498