Year % 1995 73.17 1999 73.35 2000 73.35 2001 73.35 2003 72.97 2004 72.97 2005 72.97 2006 72.97 2007 73.16 2008 73.16 2009 73.16 2010 73.16 2011 73.16 2013 73.44 2014 73.44 2015 73.44 2021 73.38