Year % (cumulative) 2005 9.41872978210449 2006 16.1739902496338 2007 9.00636196136475 2008 15.7664604187012 2009 8.80236148834229 2010 18.5301399230957 2011 8.55564498901367 2012 19.7987003326416 2013 21.3142108917236 2014 21.729959487915 2015 7.70772266387939 2016 23.0621204376221 2017 0 2018 20.9955539703369 2019 21.5227222442627 2020 21.4981384277344 2021 21.930154800415 2022 22.3522529602051