Year	% (cumulative)
1970	10.3152799606323
1980	11.3112602233887
1985	8.24429988861084
2001	26.9764499664307
2002	47.2395896911621
2003	49.357738494873
2004	50.2827987670898
2005	50.9587287902832
2006	51.6933212280273
2007	51.9497489929199
2008	54.1827087402344
2009	57.0944519042969
2010	58.0102806091309
2011	59.0253715515137
2012	61.5173606872559
2013	39.6898422241211
2014	64.2157211303711
2015	64.6243591308594
2016	37.8306694030762
2017	61.3383598327637
2018	41.0657424926758
2019	69.6973876953125
2020	49.127311706543
2021	73.2905120849609
2022	42.6618614196777