Year	Per 100,000 People
1970	11.0654
1971	12.1103
1972	13.9941
1973	13.2713
1974	16.3525
1975	15.6794
1976	17.3604
1977	18.4486
1992	17.2289
1993	17.2063
1994	14.7022
1995	14.0954
1996	11.4049