Year	Cases per 100,000
1990	114.12
1991	115.54
1992	117
1993	118.5
1994	120.04
1995	121.62
1996	121.62
1997	121.64
1998	121.69
1999	121.76
2000	121.86
2001	121.53
2002	121.23
2003	120.94
2004	120.66
2005	120.4
2006	120.06
2007	119.74
2008	119.45
2009	119.18
2010	118.94
2011	118.26
2012	117.61
2013	116.98
2014	116.37
2015	115.78
2016	115.21
