Quarter	Percent, Seasonally Adjusted
2003-01-01	16.9603052625052
2003-04-01	18.0146944866193
2003-07-01	18.2380408445747
2003-10-01	19.3994872935359
2004-01-01	19.3759055578169
2004-04-01	19.3142179959654
2004-07-01	20.1459049981271
2004-10-01	20.0201809409114
2005-01-01	19.5248211555255
2005-04-01	19.4939760842770
2005-07-01	21.1605326459180
2005-10-01	20.9241261821278
2006-01-01	21.8015658915006
2006-04-01	21.4202272903561
2006-07-01	21.1756595816420
2006-10-01	20.9078077083487
2007-01-01	20.2522072826609
2007-04-01	19.0996347904667
2007-07-01	18.0064940121187
2007-10-01	17.9864745849623
2008-01-01	16.9983036018746
2008-04-01	17.8810151627987
2008-07-01	18.4668167233255
2008-10-01	19.9410164164360
2009-01-01	22.2176509430678
2009-04-01	23.4129209429016
2009-07-01	22.9712360719086
2009-10-01	23.1834851961832
2010-01-01	22.5728631066773
2010-04-01	22.9719707251953
2010-07-01	23.0001905883114
2010-10-01	21.6453534534400
2011-01-01	22.5565601562755
2011-04-01	22.0573494040986
2011-07-01	21.0781658638499
2011-10-01	22.0418466559813
2012-01-01	22.3029893424937
2012-04-01	22.9427842416329
2012-07-01	23.7944481772581
2012-10-01	25.5295965580946
2013-01-01	25.0400718172661
2013-04-01	24.4346628719220
2013-07-01	23.6631458285439
2013-10-01	23.0647826252698
2014-01-01	23.8324076007175
2014-04-01	23.9402773363688
2014-07-01	24.3169685492636
2014-10-01	24.7973046069321
2015-01-01	25.0227485335308
2015-04-01	24.4338272930867
2015-07-01	24.6352893775309
2015-10-01	24.5893543668470
2016-01-01	24.8899750846479
2016-04-01	24.2655717394717
2016-07-01	25.3946243072380
2016-10-01	23.9211338069444
2017-01-01	22.3593664661315
2017-04-01	23.2039735889019
2017-07-01	22.3757007978880
2017-10-01	21.2435200437166
2018-01-01	21.3137928934210
2018-04-01	20.6483309279038