Year	% (cumulative)
1989	70.1999969482422
2000	86.0380325317383
2001	86.269287109375
2002	87.2416076660156
2003	88.5182800292969
2004	89.6614456176758
2005	89.9753341674805
2006	90.7743301391602
2007	91.7156829833984
2008	92.4658737182617
2009	93.3312911987305
2010	93.7892074584961
2011	94.3194732666016
2012	95.0330429077148
2013	95.4942779541016
2014	96.1719436645508
2015	96.3761825561523
2016	96.6138229370117
2017	96.853630065918
2018	97.2897186279297
2019	96.9573364257812
2020	97.5369873046875
2021	97.915168762207
2022	98.2502899169922