Year	% (cumulative)
1971	22.3547496795654
1991	35.2280616760254
2001	88.1590270996094
2010	70.4668579101562
2016	79.12255859375
2017	82.5553894042969
2018	88.9380569458008
2020	95.7952194213867
2022	93.3276977539062
