Year % (cumulative) 2001 80.570556640625 2002 46.6418151855469 2005 50.0235290527344 2008 85.0341720581055 2011 88.4118194580078 2012 89.4293823242188 2013 88.8912048339844 2014 90.4682006835938 2015 91.0256805419922 2016 91.4747695922852 2017 86.0998687744141 2018 92.2199325561523 2019 92.6770553588867