Year % (cumulative) 2001 41.782398223877 2003 43.1602210998535 2006 55.7998466491699 2007 56.1091804504395 2008 57.1102561950684 2009 70.6225662231445 2010 71.1700134277344 2011 71.0918121337891 2012 72.5970077514648 2013 75.4717025756836 2014 75.7275924682617 2015 68.1726913452148 2016 71.636833190918 2017 69.7182693481445 2018 71.5865631103516 2019 72.6432800292969 2020 71.7519149780273 2021 75.0518112182617 2022 75.4663162231445