Year Cases per 100,000 1990 61.24 1991 62.87 1992 64.59 1993 66.38 1994 68.25 1995 70.22 1996 72.79 1997 75.52 1998 78.4 1999 81.42 2000 84.62 2001 87.37 2002 90.25 2003 93.25 2004 96.38 2005 99.65 2006 101.16 2007 102.67 2008 104.23 2009 105.83 2010 107.47 2011 108.05 2012 108.65 2013 109.25 2014 109.86 2015 110.47 2016 111.11