Quarter	Percent, Seasonally Adjusted
1999-01-01	10.51392703020790
1999-04-01	10.59129613254610
1999-07-01	10.06102075503130
1999-10-01	10.03465674754670
2000-01-01	10.47610887162810
2000-04-01	10.20662299125570
2000-07-01	9.23394433795299
2000-10-01	9.28792569659443
2001-01-01	9.90403071017274
2001-04-01	9.94241842610365
2001-07-01	9.98463901689708
2001-10-01	9.25499231950845
2002-01-01	9.48540706605223
2002-04-01	9.05950095969290
2002-07-01	9.51285001917913
2002-10-01	10.01919385796550
2003-01-01	10.24952015355090
2003-04-01	11.05141980046050
2003-07-01	11.47352264006140
2003-10-01	12.05374280230330
2004-01-01	11.35531135531140
2004-04-01	12.17008797653960
2004-07-01	13.11126860382710
2004-10-01	13.67824238128990
2005-01-01	13.99716513111270
2005-04-01	15.28368794326240
2005-07-01	15.89972527472530
2005-10-01	17.10164835164840
2006-01-01	17.49917300694670
2006-04-01	18.96095301125080
2006-07-01	19.37190082644630
2006-10-01	19.79510905485790
2007-01-01	19.93399339933990
2007-04-01	21.06481481481480
2007-07-01	21.17945466074830
2007-10-01	22.48652077386620
2008-01-01	22.69841269841270
2008-04-01	23.41168996188060
2008-07-01	25.50335570469800
2008-10-01	25.07626601586330
2009-01-01	24.92373398413670
2009-04-01	26.41786658830440
2009-07-01	27.09923664122140
2009-10-01	25.97058823529410
2010-01-01	27.84958871915390
2010-04-01	28.68525896414340
2010-07-01	29.20102359965880
2010-10-01	29.03133903133900
2011-01-01	29.63981303271930
2011-04-01	31.20021971985720
2011-07-01	32.29796591533810
2011-10-01	32.62723521320500
2012-01-01	33.06709265175720
2012-04-01	33.64386478573330
2012-07-01	33.72371573063610
2012-10-01	34.04311951024750
2013-01-01	35.67312729177580
2013-04-01	35.30644316396020
2013-07-01	35.63007597589730
2013-10-01	36.35411210057620
2014-01-01	35.27885862516210
2014-04-01	36.33298755186720
2014-07-01	38.27800829875520
2014-10-01	38.98963730569950
2015-01-01	39.21822417809990
2015-04-01	40.77042399172700
2015-07-01	41.88210961737330
2015-10-01	41.95966907962770
2016-01-01	41.18257261410790
2016-04-01	42.74967574578470
2016-07-01	44.53955901426720
2016-10-01	45.62905317769130
2017-01-01	48.11912225705330
2017-04-01	49.64742752676940
2017-07-01	49.77800992426220
2017-10-01	50.95325150169760
2018-01-01	49.90748083531590
2018-04-01	49.56383822363200