Year % (cumulative) 2006 0.530300974845886 2007 0.550186097621918 2008 0.58287125825882 2009 0.513234376907349 2010 0.506335854530334 2011 0.565749108791351 2012 0.582100212574005 2013 0.568471610546112 2014 20.375280380249 2015 20.4723052978516 2016 20.9353904724121 2017 21.4282608032227 2018 21.9363403320312 2019 23.0202732086182 2020 23.578010559082 2021 24.6002025604248 2022 24.706615447998