Year % (cumulative) 2003 77.0193023681641 2011 84.3866424560547 2014 89.891975402832 2015 90.3371200561523 2016 90.737174987793 2017 91.7262725830078 2018 73.6791534423828 2019 93.3874588012695 2020 94.4833984375 2021 92.966438293457