Year	Per 100,000 People
1981	9.2319
1982	7.1747
1985	6.9003
1986	5.2568
1987	7.4087
1988	10.7306
1989	12.4577
1990	14.1007
1991	14.641
1992	7.9007
1993	9.2992
1994	16.2394
1995	16.4934
1996	9.4269
1997	0.4849
2001	0.6265
2002	0.4617
2003	1.0693
2008	0.1725
2009	3.8074
2010	2.5213
2011	3.0962
2012	1.9176
2013	0.1685
2014	3.3794