Year % (cumulative) 2003 97.9602127075195 2011 99.1154098510742 2014 98.9884033203125 2015 99.0504608154297 2016 98.8017730712891 2017 99.1599807739258 2018 99.3166198730469 2019 99.3785247802734 2020 99.2678756713867 2021 96.3299789428711