Year % (cumulative) 2001 91.0791931152344 2007 96.163200378418 2009 97.4931106567383 2010 98.2492752075195 2011 96.5997772216797 2012 98.8103332519531 2013 99.0524444580078 2015 97.2224578857422 2016 88.7732009887695 2017 96.5927734375 2018 99.4843444824219 2019 99.6308898925781 2020 96.4698181152344 2021 99.1356735229492