Year	Percent
2005-01-01	65.150
2006-01-01	65.175
2007-01-01	65.175
2008-01-01	65.200
2009-01-01	64.750
2010-01-01	64.350
2011-01-01	64.125
2012-01-01	64.125
2013-01-01	63.775
2014-01-01	63.475
2015-01-01	63.275
2016-01-01	63.425
2017-01-01	63.425