Quarter	Percent, Seasonally Adjusted
2003-01-01	83.4691773796745
2003-04-01	84.6734383576689
2003-07-01	85.1206173431151
2003-10-01	84.9290818010539
2004-01-01	83.8718319800744
2004-04-01	83.1336489486898
2004-07-01	81.9657587603870
2004-10-01	81.7066423075462
2005-01-01	83.1509930250958
2005-04-01	84.3256207598930
2005-07-01	82.3681233032623
2005-10-01	82.4242911795217
2006-01-01	82.1889060111611
2006-04-01	82.7717276726207
2006-07-01	83.5155027722511
2006-10-01	83.5832157922965
2007-01-01	84.3835223146565
2007-04-01	83.7205399920284
2007-07-01	83.1130378652072
2007-10-01	82.1260777146419
2008-01-01	82.0786004180923
2008-04-01	81.8201204581611
2008-07-01	82.0820283549957
2008-10-01	82.2869071293800
2009-01-01	80.2156406737790
2009-04-01	77.8593877255325
2009-07-01	80.3725477389389
2009-10-01	80.4852643849404
2010-01-01	80.0858249940242
2010-04-01	78.3629460749220
2010-07-01	79.3501350873512
2010-10-01	80.3474150496274
2011-01-01	81.8817785799511
2011-04-01	80.4459481829469
2011-07-01	79.1335551384647
2011-10-01	77.9471426749613
2012-01-01	80.2807192567258
2012-04-01	82.9321578915954
2012-07-01	81.4467831504360
2012-10-01	81.8804496014569
2013-01-01	80.8719473461455
2013-04-01	80.4892704870534
2013-07-01	82.6624722202279
2013-10-01	81.0039735623418
2014-01-01	80.8023186537532
2014-04-01	82.8251175870368
2014-07-01	83.1945483910584
2014-10-01	83.6248416292624
2015-01-01	84.0296992793277
2015-04-01	84.8794989954966
2015-07-01	83.3324982979169
2015-10-01	85.9964573083410
2016-01-01	85.8800527045210
2016-04-01	86.2755232197642
2016-07-01	86.9821170280054
2016-10-01	86.8432874512432
2017-01-01	87.1015222244234
2017-04-01	86.8740097428736
2017-07-01	87.0976402876583
2017-10-01	86.9023849247738
2018-01-01	85.8800198948666
2018-04-01	85.3491886560682