Year	Per 100,000 People
1958	5.2687
1959	5.7281
1969	14.6176
1970	14.2748
1971	16.4238
1972	17.9334
1973	17.4489
1981	49.4558
1982	44.5454
1983	41.6502
1985	32.4749
1986	31.7283
1987	31.1968
1988	31.8206
1989	32.9915
1990	32.6839
1991	31.8825
1992	31.6787
1993	31.3063
1994	31.0993
1995	28.392