Year % (cumulative) 2005 10.0686101913452 2006 14.4742803573608 2007 9.76245880126953 2008 14.281439781189 2009 9.06726741790771 2010 17.5090293884277 2011 8.62829399108887 2012 18.3677005767822 2013 20.582010269165 2014 21.1222496032715 2015 7.76526355743408 2016 22.8896503448486 2017 0 2018 19.5585346221924 2019 19.8382835388184 2020 19.9096775054932 2021 20.2958755493164 2022 20.7456474304199