Year	Percent
2000-01-01	95.00
2001-01-01	95.00
2002-01-01	84.20
2003-01-01	84.20
2004-01-01	43.10
2005-01-01	35.30
2006-01-01	39.20
2007-01-01	27.20
2008-01-01	32.00
2009-01-01	37.90
2010-01-01	39.51
2011-01-01	49.39
2012-01-01	63.71
2013-01-01	40.26
2014-01-01	52.12
2015-01-01	57.39