Year % (cumulative) 2014 41.1845817565918 2015 42.362735748291 2016 43.749942779541 2017 45.0233612060547 2018 45.3445625305176 2019 45.3991279602051 2020 45.7421226501465 2021 45.0184288024902 2022 44.9455337524414