Year % (cumulative) 2002 76.2354888916016 2006 81.4537582397461 2007 82.0942230224609 2008 82.6376876831055 2009 83.4410934448242 2010 84.2454833984375 2011 84.8193435668945 2012 85.2639923095703 2013 85.8674774169922 2014 86.4288787841797 2015 86.6437606811523 2016 87.4384231567383 2017 88.1130905151367 2018 88.416145324707 2019 88.6292419433594 2020 89.8224868774414 2021 89.5840454101562 2022 89.9667053222656