Year	Cases per 100,000
1990	82.12
1991	84.07
1992	86.16
1993	88.39
1994	90.77
1995	93.31
1996	94.34
1997	95.4
1998	96.49
1999	97.6
2000	98.76
2001	98.26
2002	97.78
2003	97.33
2004	96.89
2005	96.46
2006	95.45
2007	94.47
2008	93.53
2009	92.62
2010	91.75
2011	92.22
2012	92.71
2013	93.2
2014	93.71
2015	94.22
2016	94.75