Year % (cumulative) 2000 12.774299621582 2007 11.4984769821167 2010 20.4529800415039 2013 23.024055480957 2014 23.0678749084473 2015 24.8805847167969 2016 24.5450763702393 2017 24.8423767089844 2018 24.1664390563965 2019 28.1246681213379 2020 27.2483806610107 2021 27.7742557525635 2022 26.1017665863037