Quarter	Percent, Seasonally Adjusted
2003-01-01	18.7076571121296
2003-04-01	18.6320221066161
2003-07-01	17.8367250767665
2003-10-01	19.4859128118392
2004-01-01	19.4395377017492
2004-04-01	20.0255949590898
2004-07-01	19.9546659306919
2004-10-01	19.8450602654278
2005-01-01	18.7895523384226
2005-04-01	18.8599952289283
2005-07-01	18.9197552767723
2005-10-01	18.0424391758402
2006-01-01	17.6992095739153
2006-04-01	17.3780039558239
2006-07-01	17.4629468568518
2006-10-01	17.6453601660805
2007-01-01	16.9493873509958
2007-04-01	17.1585634425371
2007-07-01	17.4196508041061
2007-10-01	17.8204901963463
2008-01-01	17.9225675088689
2008-04-01	18.0560628829044
2008-07-01	18.1027899393606
2008-10-01	18.2559327078829
2009-01-01	19.5923979025872
2009-04-01	20.5146921266367
2009-07-01	19.4918580697032
2009-10-01	19.1075587124947
2010-01-01	19.2997984301886
2010-04-01	19.5374786590521
2010-07-01	19.9540506615224
2010-10-01	19.6122413614819
2011-01-01	19.9475428097130
2011-04-01	19.5113846930779
2011-07-01	20.3472523407627
2011-10-01	21.0026824843060
2012-01-01	20.1852417828638
2012-04-01	19.7001903443195
2012-07-01	20.2705763837305
2012-10-01	20.3526620341091
2013-01-01	20.2265017390927
2013-04-01	19.4511335292538
2013-07-01	18.8430653562874
2013-10-01	18.7853819917801
2014-01-01	18.7742023655378
2014-04-01	17.9221502534418
2014-07-01	17.5163389616741
2014-10-01	17.2298776891688
2015-01-01	17.2547841125538
2015-04-01	16.7912894859030
2015-07-01	17.1386568112280
2015-10-01	16.7855271084986
2016-01-01	16.8619214630540
2016-04-01	16.2493903564033
2016-07-01	15.8842536271047
2016-10-01	15.8392577449086
2017-01-01	15.8154300521910
2017-04-01	16.7323978175211
2017-07-01	18.3946089038067
2017-10-01	17.4822127679745
2018-01-01	17.8320029820458
2018-04-01	18.5337494000913