Year % (cumulative) 2004 9.30253982543945 2005 9.5463399887085 2006 10.3617095947266 2007 10.1914701461792 2008 10.3519897460938 2009 10.8032398223877 2010 11.1521997451782 2011 12.7981395721436 2012 13.7995595932007 2013 13.9107704162598 2014 15.2519102096558 2015 16.0124893188477 2016 16.6966991424561 2017 16.7288208007812 2018 16.0092792510986 2019 18.6907997131348 2020 19.93044090271 2021 22.2114696502686 2022 22.7047214508057