Year Percent 2000 75 2001 75 2002 75 2003 76 2004 66 2005 44 2006 76 2007 72 2008 62 2009 81 2010 71 2011 68 2012 78 2013 77 2014 68 2015 80 2016 64 2017 63 2018 67 2019 75 2020 71