Year % 2001 0.0055249 2002 0 2003 0 2005 0 2006 0 2007 0 2008 0 2009 0.3383277 2010 0.0281985 2011 0 2012 0 2014 0.5842865 2016 0.5101106 2018 0 2020 0 2021 0