Year	Per 100,000 People
1981	32.9279
1982	27.483
1985	20.5668
1986	18.1665
1987	17.6784
1988	21.5158
1989	23.6258
1990	23.3866
1991	18.5291
1992	24.3672
1993	25.9808
1994	29.0166
1995	23.3597
1996	23.143
1997	24.8588
1998	24.4629
1999	28.4849
2000	21.9267
2001	20.8247
2002	21.8418
2003	20.1942
2004	19.1784
2005	17.5557
2006	14.311
2007	16.4316
2008	16.6947
2009	14.7797
2010	13.8814
2011	13.0148
2012	11.7562
2013	10.2351
2014	18.3046
2015	15.2264