Year % (cumulative) 2003 92.6201934814453 2011 95.9736480712891 2014 95.6242904663086 2015 96.4306716918945 2016 96.053955078125 2017 96.5098114013672 2018 96.9734191894531 2019 97.3438720703125 2020 97.9306869506836 2021 94.1134796142578