Year	Per 100,000 People
1981	15.0713
1982	14.9102
1985	9.6642
1986	6.4443
1987	9.0036
1988	10.3655
1989	12.7312
1990	14.3866
1991	14.8167
1992	21.2891
1993	19.8166
1994	22.5949
1995	27.3904
1996	20.87
1997	19.09
1998	16.8055
1999	17.0694
2000	17.0614
2001	15.0175
2002	13.0921
2003	13.0784
2004	12.6559
2005	11.7976
2006	11.2315
2007	8.9339
2008	11.9873
2009	9.1821
2010	10.3066
2011	7.4969
2012	8.5743
2013	8.3835
2014	5.3913
2015	5.0088
2016	5.5672