Year Number 2004-01-01 6.5217 2005-01-01 6.5217 2006-01-01 6.5217 2007-01-01 6.5217 2008-01-01 6.5217 2009-01-01 6.5217 2010-01-01 6.5217 2011-01-01 6.5217 2012-01-01 6.5217 2013-01-01 6.5217 2014-01-01 6.5217 2015-01-01 6.5217 2016-01-01 6.5217