Year	Cases per 100,000
1990	46.62
1991	46.95
1992	47.31
1993	47.68
1994	48.06
1995	48.49
1996	49.44
1997	50.47
1998	51.54
1999	52.65
2000	53.82
2001	54.58
2002	55.39
2003	56.22
2004	57.09
2005	58.01
2006	58.69
2007	59.37
2008	60.08
2009	60.83
2010	61.61
2011	61.84
2012	62.09
2013	62.34
2014	62.6
2015	62.87
2016	63.16
