Year	Percent
2000	99.524
2001	99.524
2002	99.552
2003	99.58
2004	99.608
2005	99.636
2006	99.664
2007	99.692
2008	99.72
2009	99.748
2010	99.776
2011	99.804
2012	99.832
2013	99.86
2014	99.888
2015	99.916
2016	99.944
2017	99.972
2018	100
2019	100
2020	100
2021	100
2022	100