Year % (cumulative) 2005 96.5850296020508 2006 94.4449615478516 2007 96.333251953125 2008 96.9233093261719 2009 96.655632019043 2010 96.9524154663086 2011 74.3004913330078 2012 79.4375228881836 2013 83.6364974975586 2014 99.0479736328125 2015 98.8235015869141 2016 99.5691375732422 2017 99.7165908813477 2018 99.2958145141602 2019 99.1895065307617 2020 99.6625518798828 2021 99.8419494628906 2022 99.5827331542969