Year % (cumulative) 2005 38.2560615539551 2006 36.7557907104492 2007 37.7844009399414 2008 40.4071388244629 2009 40.7291488647461 2010 46.4755783081055 2011 46.9351692199707 2012 48.6826095581055 2013 50.0018692016602 2014 51.1525802612305 2015 52.0410003662109 2016 52.7865180969238 2017 54.2321090698242 2018 55.7606086730957 2019 57.2499008178711 2020 58.2861518859863 2021 63.0609817504883 2022 64.156608581543