Year % (cumulative) 2001 95.4260711669922 2006 99.0067749023438 2007 99.3216171264648 2008 99.2777252197266 2009 99.2794342041016 2010 99.1087112426758 2011 98.6967391967773 2012 99.0446166992188 2013 99.2151260375977 2014 99.5769500732422 2015 99.6047744750977 2016 99.5328826904297 2017 99.6058883666992 2018 99.6425628662109 2019 99.5288162231445 2020 99.5438842773438 2021 99.5971450805664 2022 99.5650177001953