Month Net Percent, Seasonally Adjusted 2010-12-01 6.00 2011-01-01 -1.10 2011-02-01 -0.80 2011-03-01 5.00 2011-04-01 5.90 2011-05-01 8.40 2011-06-01 4.50 2011-07-01 6.80 2011-08-01 3.70 2011-09-01 6.80 2011-10-01 6.00 2011-11-01 0.80 2011-12-01 0.80 2012-01-01 -3.00 2012-02-01 -6.70 2012-03-01 2.20 2012-04-01 -0.80 2012-05-01 1.40 2012-06-01 -1.10 2012-07-01 -2.60 2012-08-01 -2.90 2012-09-01 -10.20 2012-10-01 -5.70 2012-11-01 -8.40 2012-12-01 -7.10 2013-01-01 -2.75 2013-02-01 0.43 2013-03-01 -1.31 2013-04-01 -0.16 2013-05-01 -5.58 2013-06-01 -2.33 2013-07-01 -2.93 2013-08-01 -2.71 2013-09-01 -1.46 2013-10-01 -3.57 2013-11-01 -1.23 2013-12-01 -1.88 2014-01-01 -0.19 2014-02-01 -0.98 2014-03-01 -1.41 2014-04-01 -1.68 2014-05-01 -2.31 2014-06-01 0.14 2014-07-01 -4.91 2014-08-01 -7.26 2014-09-01 -7.28 2014-10-01 -3.50 2014-11-01 -4.64 2014-12-01 -2.69 2015-01-01 -3.45 2015-02-01 -5.17 2015-03-01 -6.39 2015-04-01 -8.07 2015-05-01 -3.99 2015-06-01 -3.91 2015-07-01 0.15 2015-08-01 0.66 2015-09-01 -2.39 2015-10-01 -2.64 2015-11-01 -0.71 2015-12-01 -3.88 2016-01-01 -1.10 2016-02-01 0.30 2016-03-01 -0.30 2016-04-01 4.00 2016-05-01 3.40 2016-06-01 3.00 2016-07-01 3.84 2016-08-01 3.94 2016-09-01 -1.16 2016-10-01 -1.08 2016-11-01 -7.03 2016-12-01 3.09 2017-01-01 2.11 2017-02-01 2.75 2017-03-01 3.69 2017-04-01 4.41 2017-05-01 1.03 2017-06-01 1.90 2017-07-01 2.62 2017-08-01 3.71 2017-09-01 1.33 2017-10-01 1.77 2017-11-01 1.95 2017-12-01 1.12 2018-01-01 -0.26 2018-02-01 -0.12 2018-03-01 2.28 2018-04-01 3.08 2018-05-01 1.97 2018-06-01 6.17 2018-07-01 2.38 2018-08-01 5.21 2018-09-01 3.64