Year	Cases per 100,000
1990	8.67
1991	8.7
1992	8.74
1993	8.78
1994	8.83
1995	8.87
1996	8.93
1997	9
1998	9.07
1999	9.14
2000	9.21
2001	9.28
2002	9.35
2003	9.42
2004	9.49
2005	9.57
2006	9.62
2007	9.67
2008	9.72
2009	9.78
2010	9.84
2011	9.9
2012	9.98
2013	10.05
2014	10.12
2015	10.2
2016	10.27