Year	Cases per 100,000
1990	71.72
1991	74.75
1992	77.98
1993	81.39
1994	84.99
1995	88.82
1996	92.51
1997	96.46
1998	100.67
1999	105.16
2000	109.98
2001	112.01
2002	114.15
2003	116.37
2004	118.69
2005	121.12
2006	119.8
2007	118.51
2008	117.26
2009	116.04
2010	114.87
2011	115.92
2012	117.01
2013	118.11
2014	119.22
2015	120.35
2016	121.54
