Year Cases per 100,000 1990 72.29 1991 73.86 1992 75.5 1993 77.2 1994 78.96 1995 80.8 1996 81.72 1997 82.72 1998 83.77 1999 84.88 2000 86.07 2001 85.85 2002 85.65 2003 85.46 2004 85.28 2005 85.12 2006 86.25 2007 87.46 2008 88.78 2009 90.19 2010 91.72 2011 92.56 2012 93.43 2013 94.32 2014 95.24 2015 96.18 2016 97.17