Year	Cases per 100,000
1990	8.3
1991	8.64
1992	9.02
1993	9.42
1994	9.86
1995	10.33
1996	10.67
1997	11.04
1998	11.43
1999	11.83
2000	12.27
2001	12.59
2002	12.93
2003	13.28
2004	13.65
2005	14.02
2006	14.15
2007	14.28
2008	14.41
2009	14.54
2010	14.68
2011	14.73
2012	14.77
2013	14.82
2014	14.87
2015	14.92
2016	14.98