Month Net Percent, Seasonally Adjusted 2002-03-01 -23.1 2002-04-01 -23.8 2002-05-01 -10.4 2002-06-01 -13.4 2002-07-01 -6.8 2002-08-01 -4.2 2002-09-01 0.3 2002-10-01 6.1 2002-11-01 4.7 2002-12-01 0.8 2003-01-01 3.4 2003-02-01 3.7 2003-03-01 6.6 2003-04-01 6.6 2003-05-01 14.3 2003-06-01 12.9 2003-07-01 7.7 2003-08-01 8.9 2003-09-01 4.2 2003-10-01 6.2 2003-11-01 8.9 2003-12-01 15 2004-01-01 11.1 2004-02-01 15.1 2004-03-01 8.2 2004-04-01 14.2 2004-05-01 10.4 2004-06-01 16.7 2004-07-01 16.5 2004-08-01 16.6 2004-09-01 17.6 2004-10-01 13.4 2004-11-01 13.3 2004-12-01 12.9 2005-01-01 20.4 2005-02-01 16 2005-03-01 14.6 2005-04-01 10.4 2005-05-01 7.6 2005-06-01 5.5 2005-07-01 3.1 2005-08-01 3.4 2005-09-01 4.3 2005-10-01 1.0 2005-11-01 1.8 2005-12-01 3.1 2006-01-01 -1.8 2006-02-01 -0.9 2006-03-01 7.5 2006-04-01 7.3 2006-05-01 7.5 2006-06-01 10.7 2006-07-01 22.3 2006-08-01 16.6 2006-09-01 21.2 2006-10-01 23.7 2006-11-01 24.6 2006-12-01 21.8 2007-01-01 17.4 2007-02-01 20.7 2007-03-01 27.8 2007-04-01 26.3 2007-05-01 26.9 2007-06-01 25.1 2007-07-01 19.8 2007-08-01 18 2007-09-01 15.8 2007-10-01 17.1 2007-11-01 12 2007-12-01 16.7 2008-01-01 13.5 2008-02-01 11.5 2008-03-01 17.5 2008-04-01 8.8 2008-05-01 8.9 2008-06-01 5.1 2008-07-01 5.8 2008-08-01 1.5 2008-09-01 2.7 2008-10-01 -3.2 2008-11-01 -16.2 2008-12-01 -30.9 2009-01-01 -36.3 2009-02-01 -37.8 2009-03-01 -51.3 2009-04-01 -55.2 2009-05-01 -49.0 2009-06-01 -56.8 2009-07-01 -54.6 2009-08-01 -62.6 2009-09-01 -59.3 2009-10-01 -59.2 2009-11-01 -50.1 2009-12-01 -50.6 2010-01-01 -56.3 2010-02-01 -55.7 2010-03-01 -63.9 2010-04-01 -63.8 2010-05-01 -60.5 2010-06-01 -61.5 2010-07-01 -63.5 2010-08-01 -58.0 2010-09-01 -54.2 2010-10-01 -51.8 2010-11-01 -52.2 2010-12-01 -53.9 2011-01-01 -51.2 2011-02-01 -46.2 2011-03-01 -47.4 2011-04-01 -45.6 2011-05-01 -43.4 2011-06-01 -43.5 2011-07-01 -45.0 2011-08-01 -42.1 2011-09-01 -44.7 2011-10-01 -44.2 2011-11-01 -43.9 2011-12-01 -38.6 2012-01-01 -37.7 2012-02-01 -36.3 2012-03-01 -35.9 2012-04-01 -40.1 2012-05-01 -42.1 2012-06-01 -41.3 2012-07-01 -40.0 2012-08-01 -35.9 2012-09-01 -42.1 2012-10-01 -44.2 2012-11-01 -42.3 2012-12-01 -36.6 2013-01-01 -29.9 2013-02-01 -31.8 2013-03-01 -30.3 2013-04-01 -25.2 2013-05-01 -21.5 2013-06-01 -20.0 2013-07-01 -22.5 2013-08-01 -16.0 2013-09-01 -17.5 2013-10-01 -18.9 2013-11-01 -18.2 2013-12-01 -19.4 2014-01-01 -15.6 2014-02-01 -18.1 2014-03-01 -8.2 2014-04-01 -14.0 2014-05-01 -3.4 2014-06-01 -6.1 2014-07-01 -5.7 2014-08-01 -10.8 2014-09-01 -10.7 2014-10-01 -8.7 2014-11-01 -11.7 2014-12-01 -11.1 2015-01-01 -11.5 2015-02-01 -10.1 2015-03-01 -9.1 2015-04-01 -12.8 2015-05-01 -15.1 2015-06-01 -13.5 2015-07-01 -16.3 2015-08-01 -16.0 2015-09-01 -19.2 2015-10-01 -14.8 2015-11-01 -13.7 2015-12-01 -14.4 2016-01-01 -16.3 2016-02-01 -15.9 2016-03-01 -20.7 2016-04-01 -15.5 2016-05-01 -18.3 2016-06-01 -15.5 2016-07-01 -14.5 2016-08-01 -10.2 2016-09-01 -3.1 2016-10-01 -3.4 2016-11-01 -1.8 2016-12-01 1.1 2017-01-01 -1.4 2017-02-01 8.3 2017-03-01 5.5 2017-04-01 12.0 2017-05-01 6.6 2017-06-01 13.5 2017-07-01 17.7 2017-08-01 17.5 2017-09-01 17.9 2017-10-01 23.1 2017-11-01 15.1 2017-12-01 21.0 2018-01-01 23.9 2018-02-01 24.5 2018-03-01 24.8 2018-04-01 27.3 2018-05-01 26.0 2018-06-01 27.4 2018-07-01 23.4 2018-08-01 22.1 2018-09-01 17.6 2018-10-01 18.7