Year % 2001 100 2003 100 2004 99.95 2005 99.95 2006 99.95 2007 99.95 2008 99.97 2009 99.97 2010 99.97 2011 99.97 2012 99.97 2013 99.97 2014 99.97 2015 100 2016 100 2020 100 2021 100