Year Cases per 100,000 1990 89.5 1991 92.73 1992 96.15 1993 99.73 1994 103.48 1995 107.43 1996 109.15 1997 110.96 1998 112.86 1999 114.83 2000 116.89 2001 119.12 2002 121.41 2003 123.78 2004 126.22 2005 128.76 2006 129.41 2007 130.05 2008 130.71 2009 131.38 2010 132.06 2011 132.81 2012 133.57 2013 134.34 2014 135.11 2015 135.9 2016 136.71