Year	% (cumulative)
1970	3.20000004768372
1980	6.69298982620239
2004	29.9413108825684
2006	29.1874103546143
2010	36.0886192321777
2013	38.8134002685547
2016	42.5952110290527
2018	43.7271194458008
2019	47.6268615722656
2022	51.162109375