Quarter Percent Change from Year Ago, Seasonally Adjusted 2012-04-01 3.72853554404264 2012-07-01 6.56156376361435 2012-10-01 5.85467734413934 2013-01-01 5.68987025305347 2013-04-01 5.70942490007236 2013-07-01 6.14195998263456 2013-10-01 7.05787149935922 2014-01-01 6.61168187673131 2014-04-01 7.43034716790336 2014-07-01 7.65080323918536 2014-10-01 6.96409114451743 2015-01-01 7.59923402886187 2015-04-01 7.62790195232788 2015-07-01 7.88254494841516 2015-10-01 8.21685630516718 2016-01-01 8.85668803623310 2016-04-01 8.10128538018154 2016-07-01 7.45939218189226 2016-10-01 6.99190499306188 2017-01-01 5.96919142191589 2017-04-01 5.87074263612738 2017-07-01 6.35213654659248 2017-10-01 6.91690601567167 2018-01-01 7.54556948330210 2018-04-01 8.04242974354660