Year % (cumulative) 2000 0.521586537361145 2001 0.437719970941544 2002 0.50254625082016 2003 0.449244558811188 2004 0.403335124254227 2005 0.393403857946396 2006 0.332618802785873 2007 0.346407294273376 2008 0.315718650817871 2009 0.522316813468933 2010 0.561440885066986 2011 0.602077066898346 2012 0.60167133808136 2013 0.552060008049011 2014 0.404549986124039 2015 0.400099992752075 2016 0.385430008172989 2017 0.424109995365143 2018 0.466340005397797 2019 0.402902960777283 2020 0.466850012540817 2021 0.488469928503036 2022 0.608780026435852