Year % (cumulative) 2004 80.0454864501953 2005 81.5449523925781 2006 87.157600402832 2007 82.4289703369141 2008 84.2726898193359 2009 86.140007019043 2010 87.5048217773438 2011 87.1375122070312 2012 88.2722091674805 2013 89.0179977416992 2014 90.1921081542969 2015 90.5610809326172 2016 90.5036163330078 2017 89.6840515136719 2018 92.4052505493164 2019 92.9110794067383 2020 91.6396865844727 2021 88.2918853759766 2022 89.2730178833008