Month Percent, Seasonally adjusted 1998-09-30 5.4 1998-10-31 5.1 1998-11-30 6.8 1998-12-31 6.5 1999-01-31 6.7 1999-02-28 4.6 1999-03-31 5.4 1999-04-30 6.1 1999-05-31 5 1999-06-30 4.7 1999-07-31 4.5 1999-08-31 4 1999-09-30 4.4 1999-10-31 3.9 1999-11-30 3.4 1999-12-31 5.3 2000-01-31 4.8 2000-02-29 6.8 2000-03-31 8.7 2000-04-30 10.4 2000-05-31 13.9 2000-06-30 12.8 2000-07-31 14.4 2000-08-31 16.1 2000-09-30 16.7 2000-10-31 16 2000-11-30 14.1 2000-12-31 12.4 2001-01-31 13.7 2001-02-28 12.1 2001-03-31 10.9 2001-04-30 9 2001-05-31 5.4 2001-06-30 8.9 2001-07-31 7.9 2001-08-31 6.6 2001-09-30 5.9 2001-10-31 7 2001-11-30 8.1 2001-12-31 7.7 2002-01-31 6 2002-02-28 5.3 2002-03-31 5 2002-04-30 4.6 2002-05-31 5.7 2002-06-30 2.9 2002-07-31 2.6 2002-08-31 3.9 2002-09-30 3.5 2002-10-31 4.4 2002-11-30 5.1 2002-12-31 7.2 2003-01-31 7 2003-02-28 7.8 2003-03-31 8.5 2003-04-30 9.3 2003-05-31 9.4 2003-06-30 11.2 2003-07-31 10.9 2003-08-31 9 2003-09-30 9 2003-10-31 7.7 2003-11-30 7.9 2003-12-31 6.7 2004-01-31 8.7 2004-02-29 8.9 2004-03-31 6.7 2004-04-30 6.1 2004-05-31 6.2 2004-06-30 5 2004-07-31 6.1 2004-08-31 7.1 2004-09-30 8.4 2004-10-31 8.7 2004-11-30 6 2004-12-31 7 2005-01-31 8.4 2005-02-28 7.9 2005-03-31 10.8 2005-04-30 12.5 2005-05-31 13.1 2005-06-30 16 2005-07-31 15.3 2005-08-31 15.2 2005-09-30 15.5 2005-10-31 15.7 2005-11-30 18.8 2005-12-31 17.9 2006-01-31 15.6 2006-02-28 15.6 2006-03-31 16.8 2006-04-30 16.1 2006-05-31 16.7 2006-06-30 15.6 2006-07-31 17.8 2006-08-31 19.2 2006-09-30 18.4 2006-10-31 18.2 2006-11-30 18.3 2006-12-31 18.8 2007-01-31 19.1 2007-02-28 20 2007-03-31 18.7 2007-04-30 19 2007-05-31 18.8 2007-06-30 18.1 2007-07-31 17.9 2007-08-31 17.2 2007-09-30 17.2 2007-10-31 18.6 2007-11-30 17.9 2007-12-31 17.1 2008-01-31 15.5 2008-02-29 16.2 2008-03-31 14.9 2008-04-30 14.9 2008-05-31 13.4 2008-06-30 13.4 2008-07-31 11.1 2008-08-31 10 2008-09-30 8.8 2008-10-31 6.6 2008-11-30 5 2008-12-31 3.7 2009-01-31 4.3 2009-02-28 3 2009-03-31 2.4 2009-04-30 0.1 2009-05-31 -0.1 2009-06-30 -1.6 2009-07-31 -3.3 2009-08-31 -3.4 2009-09-30 -3.5 2009-10-31 -3.4 2009-11-30 -2.7 2009-12-31 -2.4 2010-01-31 -3 2010-02-28 -4.3 2010-03-31 -4.4 2010-04-30 -3.9 2010-05-31 -4.2 2010-06-30 -4.1 2010-07-31 -2.9 2010-08-31 -3 2010-09-30 -3.2 2010-10-31 -3.6 2010-11-30 -3.4 2010-12-31 -3.5 2011-01-31 -3.2 2011-02-28 -2 2011-03-31 -2.4 2011-04-30 -2 2011-05-31 -2.1 2011-06-30 -1.4 2011-07-31 -1.7 2011-08-31 -2.4 2011-09-30 -2 2011-10-31 -1.9 2011-11-30 -2.1 2011-12-31 -2.9 2012-01-31 -2.8 2012-02-29 -3.7 2012-03-31 -3 2012-04-30 -3.3 2012-05-31 -3.2 2012-06-30 -3.8 2012-07-31 -3.5 2012-08-31 -3.1 2012-09-30 -3.3 2012-10-31 -2.9 2012-11-30 -3.2 2012-12-31 -2.7 2013-01-31 -2 2013-02-28 -2.4 2013-03-31 -2.6 2013-04-30 -2.5 2013-05-31 -3 2013-06-30 -3.2 2013-07-31 -2.2 2013-08-31 -2 2013-09-30 -2 2013-10-31 -1.2 2013-11-30 -1.1 2013-12-31 -0.4 2014-01-31 -1.4 2014-02-28 -0.7 2014-03-31 -1.3 2014-04-30 -1.2 2014-05-31 0.1 2014-06-30 0.4 2014-07-31 -0.3 2014-08-31 -0.3 2014-09-30 -0.1 2014-10-31 -1.5 2014-11-30 -1.5 2014-12-31 -1.6 2015-01-31 -1.8 2015-02-28 -1.2 2015-03-31 0