Year	% (cumulative)
1976	3.28487992286682
1992	8.671799659729
2000	6.48976993560791
2001	11.9299697875977
2002	7.45970869064331
2005	8.25330638885498
2006	19.2028293609619
2007	10.9109468460083
2008	18.6900291442871
2009	21.0277099609375
2011	14.6909112930298
2012	22.7659702301025
2013	12.8047361373901
2014	11.8713617324829
2015	25.9987297058105
2016	18.1744995117188
2017	20.6270294189453
2018	22.0802536010742
2019	29.6253890991211
2020	30.0640296936035
2021	27.5701904296875
2022	30.0802001953125