Year % (cumulative) 2002 89.7445297241211 2009 54.5255241394043 2010 57.4175148010254 2011 94.4644241333008 2012 94.7208786010742 2013 96.3336410522461 2014 96.1335525512695 2015 97.1817245483398 2016 97.4188385009766 2017 97.2279205322266 2018 92.0879669189453 2019 97.1454391479492 2020 97.8129348754883 2022 98.2199630737305