Year	% (cumulative)
1971	17.1739501953125
1991	35.4000015258789
2001	80.3208084106445
2010	68.296989440918
2016	76.7471084594727
2017	79.6901473999023
2018	87.0229034423828
2020	93.0545425415039
2022	90.0373687744141
