Year % (cumulative) 2003 14.4463996887207 2008 19.9398307800293 2010 18.7046298980713 2015 21.288990020752 2017 25.6991519927979 2018 25.6991558074951 2019 25.699161529541 2021 18.5468063354492 2022 18.423656463623