Year	Percent
2000	99.94184
2001	99.94597
2002	99.95009
2003	99.95422
2004	99.95835
2005	99.96247
2006	99.9666
2007	99.97073
2008	99.97485
2009	99.97898
2010	99.98311
2011	99.98723
2012	99.99136
2013	99.99549
2014	99.99961
2015	100
2016	100
2017	100
2018	100
2019	100
2020	100
2021	100
2022	100