Month Percent, Seasonally Adjusted 2005-01-01 8.9 2005-02-01 8.8 2005-03-01 9.0 2005-04-01 9.1 2005-05-01 9.3 2005-06-01 9.4 2005-07-01 9.3 2005-08-01 9.2 2005-09-01 9.3 2005-10-01 9.3 2005-11-01 9.4 2005-12-01 9.3 2006-01-01 9.2 2006-02-01 9.2 2006-03-01 8.9 2006-04-01 8.9 2006-05-01 8.5 2006-06-01 8.7 2006-07-01 8.7 2006-08-01 8.7 2006-09-01 8.4 2006-10-01 8.3 2006-11-01 8.4 2006-12-01 8.6 2007-01-01 8.4 2007-02-01 8.6 2007-03-01 8.5 2007-04-01 8.8 2007-05-01 8.8 2007-06-01 8.9 2007-07-01 8.8 2007-08-01 8.8 2007-09-01 9.0 2007-10-01 9.2 2007-11-01 9.2 2007-12-01 9.0 2008-01-01 8.9 2008-02-01 9.1 2008-03-01 9.0 2008-04-01 8.8 2008-05-01 8.9 2008-06-01 9.3 2008-07-01 9.7 2008-08-01 9.6 2008-09-01 10.0 2008-10-01 10.3 2008-11-01 11.3 2008-12-01 11.6 2009-01-01 12.1 2009-02-01 12.4 2009-03-01 12.9 2009-04-01 13.2 2009-05-01 13.1 2009-06-01 12.8 2009-07-01 12.7 2009-08-01 12.8 2009-09-01 12.6 2009-10-01 12.2 2009-11-01 11.9 2009-12-01 11.6 2010-01-01 11.7 2010-02-01 11.4 2010-03-01 11.4 2010-04-01 10.8 2010-05-01 10.6 2010-06-01 10.3 2010-07-01 10.3 2010-08-01 10.7 2010-09-01 10.6 2010-10-01 10.3 2010-11-01 9.8 2010-12-01 9.7 2011-01-01 9.6 2011-02-01 9.1 2011-03-01 9.0 2011-04-01 9.0 2011-05-01 9.2 2011-06-01 9.1 2011-07-01 8.9 2011-08-01 8.6 2011-09-01 8.3 2011-10-01 8.4 2011-11-01 8.2 2011-12-01 8.3 2012-01-01 8.1 2012-02-01 8.2