Quarter	Percent, Seasonally Adjusted
2007-01-01	8.5
2007-04-01	8.2
2007-07-01	8.1
2007-10-01	7.6
2008-01-01	7.2
2008-04-01	7.4
2008-07-01	7.5
2008-10-01	7.9
2009-01-01	8.7
2009-04-01	9.3
2009-07-01	9.3
2009-10-01	9.7
2010-01-01	9.5
2010-04-01	9.4
2010-07-01	9.4
2010-10-01	9.4
2011-01-01	9.2
2011-04-01	9.2
2011-07-01	9.3
2011-10-01	9.5
2012-01-01	9.7
2012-04-01	9.9
2012-07-01	10.0
2012-10-01	10.3
2013-01-01	10.5
2013-04-01	10.6