Quarter Percent, Not Seasonally adjusted 2011-01-01 6.93859632197282 2011-04-01 7.22921031738607 2011-07-01 7.87908855005832 2011-10-01 8.39362601066158 2012-01-01 7.53330372482376 2012-04-01 7.08244963838530 2012-07-01 7.07429644566952 2012-10-01 6.80931932105106 2013-01-01 6.76265752278206 2013-04-01 6.59962685617766 2013-07-01 5.79290209176826 2013-10-01 5.50644857159273 2014-01-01 5.94018463860638 2014-04-01 6.44069704837609 2014-07-01 7.09986461951460 2014-10-01 8.23260059908218 2015-01-01 15.58859495221280 2015-04-01 18.57090940524630 2015-07-01 18.52191734460490 2015-10-01 17.67811841991760 2016-01-01 10.64575701395630 2016-04-01 7.72885552733559 2016-07-01 7.34176950154621 2016-10-01 6.53262850009056 2017-01-01 5.14469886320022 2017-04-01 3.78590403298259 2017-07-01 2.86495405389368 2017-10-01 2.21362386348810 2018-01-01 1.56332646229753 2018-04-01 1.30731502982347 2018-07-01 1.40862029852830