Quarterly Percent
1999-04-01 8.4
1999-07-01 10.3
1999-10-01 7.6
2000-01-01 7.2
2000-04-01 6.9
2000-07-01 7.6
2000-10-01 6.5
2001-01-01 5.5
2001-04-01 5.8
2001-07-01 8.5
2001-10-01 6.9
2002-01-01 7.0
2002-04-01 6.6
2002-07-01 8.9
2002-10-01 7.7
2003-01-01 7.2
2003-04-01 7.1
2003-07-01 10.8
2003-10-01 8.1
2004-01-01 7.3
2004-04-01 7.5
2004-07-01 10.8
2004-10-01 8.2
2005-01-01 6.6
2005-04-01 7.3
2005-07-01 9.8
2005-10-01 7.9
2006-01-01 6.9
2006-04-01 7.7
2006-07-01 10.5
2006-10-01 6.9
2007-01-01 6.8
2007-04-01 9.5
2007-07-01 7.9
2007-10-01 7.2
2008-01-01 6.9
2008-04-01 9.5
2008-07-01 12.7
2008-10-01 11.0
2009-01-01 12.7
2009-04-01 18.5
2009-07-01 18.9
2009-10-01 17.1
2010-01-01 17.4
2010-04-01 21.5
2010-07-01 21.8
2010-10-01 22.8
2011-01-01 20.3
2011-04-01 23.4
2011-07-01 23.2
2011-10-01 22.3
2012-01-01 21.9
2012-04-01 26.2
2012-07-01 24.8
2012-10-01 21.0
2013-01-01 21.8
2013-04-01 25.6
2013-07-01 22.2
2013-10-01 21.1
2014-01-01 21.1
2014-04-01 24.6
2014-07-01 19.1
2014-10-01 14.6
2015-01-01 16.7
2015-04-01 18.6
2015-07-01 16.4
2015-10-01 13.7
2016-01-01 11.8
2016-04-01 16.0
2016-07-01 14.0
2016-10-01 12.0
2017-01-01 11.3
2017-04-01 13.6
2017-07-01 15.3
2017-10-01 10.2
2018-01-01 11.6
2018-04-01 14.4