Year % (cumulative) 2014 20.126579284668 2015 21.3828392028809 2016 22.5447807312012 2017 23.599609375 2018 23.1662979125977 2019 24.2392902374268 2020 26.6216773986816 2021 30.0709190368652 2022 29.8897438049316