Year % 2002 0.48957 2003 0 2005 0 2006 0 2007 0 2008 0 2009 0 2010 0 2011 0.0479214 2012 0 2013 0.0188253 2014 0 2015 0 2016 0 2018 0 2019 0 2020 0 2021 0