Year % (cumulative) 2002 68.6757431030273 2007 79.8489532470703 2008 79.6345520019531 2009 80.0704498291016 2010 80.676887512207 2011 93.6263809204102 2012 82.4804611206055 2013 93.4186630249023 2014 91.1118774414062 2015 95.4929733276367 2016 96.0392227172852 2017 96.4501419067383 2018 96.7575225830078 2019 97.4143524169922 2020 97.4920043945312 2021 97.9545745849609 2022 98.2387771606445