Month Percent, Seasonally Adjusted 2010-12-01 11.90 2011-01-01 23.50 2011-02-01 48.10 2011-03-01 35.70 2011-04-01 45.20 2011-05-01 24.00 2011-06-01 32.10 2011-07-01 31.10 2011-08-01 5.20 2011-09-01 -1.90 2011-10-01 -7.90 2011-11-01 -7.60 2011-12-01 -8.50 2012-01-01 -1.00 2012-02-01 10.20 2012-03-01 21.30 2012-04-01 10.10 2012-05-01 8.00 2012-06-01 4.70 2012-07-01 3.50 2012-08-01 8.30 2012-09-01 -12.70 2012-10-01 -11.10 2012-11-01 -19.40 2012-12-01 -4.80 2013-01-01 -0.60 2013-02-01 4.79 2013-03-01 8.81 2013-04-01 6.53 2013-05-01 2.94 2013-06-01 -0.30 2013-07-01 2.03 2013-08-01 4.35 2013-09-01 -0.71 2013-10-01 -2.81 2013-11-01 -2.32 2013-12-01 0.14 2014-01-01 6.23 2014-02-01 9.02 2014-03-01 -0.80 2014-04-01 0.67 2014-05-01 -0.36 2014-06-01 -1.86 2014-07-01 -0.90 2014-08-01 -2.53 2014-09-01 -0.74 2014-10-01 -5.98 2014-11-01 -3.92 2014-12-01 -6.56 2015-01-01 -0.54 2015-02-01 10.17 2015-03-01 4.96 2015-04-01 -1.21 2015-05-01 3.87 2015-06-01 0.86 2015-07-01 12.85 2015-08-01 7.32 2015-09-01 1.47 2015-10-01 -5.08 2015-11-01 -5.33 2015-12-01 -2.08 2016-01-01 3.60 2016-02-01 7.90 2016-03-01 14.10 2016-04-01 6.20 2016-05-01 7.50 2016-06-01 6.80 2016-07-01 7.57 2016-08-01 10.82 2016-09-01 6.04 2016-10-01 -4.84 2016-11-01 9.00 2016-12-01 3.96 2017-01-01 0.62 2017-02-01 13.49 2017-03-01 13.07 2017-04-01 5.12 2017-05-01 13.39 2017-06-01 6.02 2017-07-01 8.66 2017-08-01 11.15 2017-09-01 2.88 2017-10-01 -0.19 2017-11-01 5.31 2017-12-01 5.23 2018-01-01 12.64 2018-02-01 18.80 2018-03-01 8.03 2018-04-01 1.02 2018-05-01 8.62 2018-06-01 5.75 2018-07-01 9.96 2018-08-01 12.39 2018-09-01 -2.01