Quarter	Percent, Seasonally Adjusted
2002-01-01	13.00070141952270
2002-04-01	13.80140292231440
2002-07-01	11.09024711410510
2002-10-01	12.01426966333150
2003-01-01	11.68606551407840
2003-04-01	12.03813905711050
2003-07-01	11.95591444802450
2003-10-01	10.87352416544810
2004-01-01	12.14628304534110
2004-04-01	11.69106113281760
2004-07-01	11.31291189051790
2004-10-01	11.82586369159100
2005-01-01	11.42316329764560
2005-04-01	10.41127824091260
2005-07-01	9.58871982471139
2005-10-01	8.70520347154411
2006-01-01	8.44854693419224
2006-04-01	7.20793992046543
2006-07-01	6.09058033073764
2006-10-01	6.39379868566037
2007-01-01	6.95620323749797
2007-04-01	6.28030918381859
2007-07-01	5.71462085880455
2007-10-01	5.27087289108891
2008-01-01	6.62432908479587
2008-04-01	6.58508640638051
2008-07-01	7.48256869224466
2008-10-01	10.29059153789550
2009-01-01	14.06591082693700
2009-04-01	17.23788956688840
2009-07-01	18.97671019534200
2009-10-01	20.02360182801390
2010-01-01	20.98440140186530
2010-04-01	20.36429944722620
2010-07-01	18.70390778413480
2010-10-01	17.84294165068910
2011-01-01	17.39461744541350
2011-04-01	17.09649451758120
2011-07-01	15.21577975787700
2011-10-01	15.09962907228580
2012-01-01	16.12749044245510
2012-04-01	16.24706314882500
2012-07-01	13.80810942590160
2012-10-01	14.00147667321200
2013-01-01	12.82848092116920
2013-04-01	11.40466005089430
2013-07-01	11.87893330684880
2013-10-01	11.33552568828880
2014-01-01	11.70826976670790
2014-04-01	10.66116848760240
2014-07-01	10.67910856702490
2014-10-01	10.30167885776070
2015-01-01	10.09281237390010
2015-04-01	9.75028760059984
2015-07-01	9.77758002128486
2015-10-01	9.87577033919906
2016-01-01	10.13584588702260
2016-04-01	9.51392874584733
2016-07-01	9.61539154104840
2016-10-01	9.30325709150959
2017-01-01	9.25947184879651
2017-04-01	8.84868714873790
2017-07-01	8.58671298225008
2017-10-01	8.15979140830977
2018-01-01	8.08603030511253
2018-04-01	7.65216705986396