Quarterly Percent
1999-04-01 48.8
2000-01-01 48.4
2000-04-01 49.9
2000-07-01 51.1
2000-10-01 51.4
2001-01-01 50.8
2001-04-01 50.5
2001-07-01 50.6
2001-10-01 52.3
2002-01-01 52.5
2002-04-01 54.9
2002-07-01 55.4
2002-10-01 55.7
2003-01-01 56.9
2003-04-01 56.9
2003-07-01 56.6
2003-10-01 56.5
2004-01-01 56.9
2004-04-01 56.4
2004-07-01 56.8
2004-10-01 57.4
2005-01-01 56.7
2005-04-01 57.3
2005-07-01 57.2
2005-10-01 56.6
2006-01-01 55.9
2006-04-01 57.9
2006-07-01 58.6
2006-10-01 59.4
2007-01-01 60.5
2007-04-01 61.6
2007-07-01 62.1
2007-10-01 62
2008-01-01 62.1
2008-04-01 63.2
2008-07-01 64.4
2008-10-01 64.9
2009-01-01 65.3
2009-04-01 65.4
2009-07-01 65.8
2009-10-01 65.1
2010-01-01 63.6
2010-04-01 64.7
2010-07-01 64.8
2010-10-01 64.9
2011-01-01 63.3
2011-04-01 64.1
2011-07-01 64.9
2011-10-01 65.6
2012-01-01 66.0
2012-04-01 67.0
2012-07-01 67.2
2012-10-01 67.4
2013-01-01 67.6
2013-04-01 68.3
2013-07-01 69.5
2013-10-01 70.1
2014-01-01 68.3
2014-04-01 69.4
2014-07-01 69.6
2014-10-01 70.2
2015-01-01 70.8
2015-04-01 71.0
2015-07-01 70.9
2015-10-01 71.7
2016-01-01 72.2
2016-04-01 72.1
2016-07-01 72.8
2016-10-01 74.1
2017-01-01 73.8
2017-04-01 74.6
2017-07-01 75.0
2017-10-01 75.6
2018-01-01 75.4
2018-04-01 76.2