Quarterly Percent
2000-04-01 65.9
2001-04-01 65.6
2002-04-01 65.3
2003-04-01 65.2
2004-04-01 65
2005-01-01 65
2005-04-01 65.3
2005-07-01 65.5
2005-10-01 65.3
2006-01-01 65
2006-04-01 65.3
2006-07-01 65.8
2006-10-01 65.4
2007-01-01 64.9
2007-04-01 65.3
2007-07-01 65.7
2007-10-01 65.3
2008-01-01 65.1
2008-04-01 65.4
2008-07-01 65.8
2008-10-01 65.4
2009-01-01 65.0
2009-04-01 65.1
2009-07-01 65.2
2009-10-01 64.9
2010-01-01 64.7
2010-04-01 64.9
2010-07-01 65.0
2010-10-01 64.7
2011-01-01 64.4
2011-04-01 64.6
2011-07-01 64.8
2011-10-01 64.6
2012-01-01 64.3
2012-04-01 64.7
2012-07-01 65.0
2012-10-01 64.7
2013-01-01 64.2
2013-04-01 64.5
2013-07-01 64.7
2013-10-01 64.4
2014-01-01 64.1
2014-04-01 64.3
2014-07-01 64.6
2014-10-01 64.4
2015-01-01 64.0
2015-04-01 64.1
2015-07-01 64.5
2015-10-01 64.4
2016-01-01 64.1
2016-04-01 64.4
2016-07-01 64.6
2016-10-01 64.4
2017-01-01 64.0
2017-04-01 64.5
2017-07-01 64.8
2017-10-01 64.5
2018-01-01 64.1
2018-04-01 64.5