Quarter Percent, Not Seasonally adjusted 2011-01-01 4.18733488770265 2011-04-01 4.85366185873033 2011-07-01 5.38487585950910 2011-10-01 5.71690761785344 2012-01-01 5.38796177533166 2012-04-01 5.23061668413553 2012-07-01 5.18870929720190 2012-10-01 4.88196916896361 2013-01-01 4.63477050931854 2013-04-01 4.18423981156123 2013-07-01 3.80036437003239 2013-10-01 3.61825547860139 2014-01-01 3.79419924031376 2014-04-01 4.49321399499646 2014-07-01 5.00795629365751 2014-10-01 6.78490985370079 2015-01-01 15.44281560537610 2015-04-01 17.67146186198760 2015-07-01 17.95781917836400 2015-10-01 17.49516616984660 2016-01-01 9.63146426654706 2016-04-01 7.83526850984145 2016-07-01 7.21673839820358 2016-10-01 5.65091773049623 2017-01-01 3.97362482967444 2017-04-01 2.50041145829293 2017-07-01 1.86829179604005 2017-10-01 1.49967527170416 2018-01-01 1.47972962039170 2018-04-01 1.80803675324121 2018-07-01 2.33472215508102