Year Number 2004-01-01 0.0097 2005-01-01 0.0097 2006-01-01 0.0097 2007-01-01 0.0097 2008-01-01 0.0097 2009-01-01 0.0097 2010-01-01 0.0097 2011-01-01 0.0097 2012-01-01 0.0098 2013-01-01 0.0098 2014-01-01 0.0098 2015-01-01 0.0098 2016-01-01 0.0098 2017-01-01 0.0098