Year % (cumulative) 2001 47.2415084838867 2011 48.8796615600586 2012 49.9201011657715 2013 47.6205596923828 2014 48.7911605834961 2015 54.7452392578125 2016 56.3039588928223 2017 57.4410705566406 2018 58.3957481384277 2019 61.0552597045898 2020 62.870059967041 2021 60.5746994018555