Quarter	Percent, Seasonally Adjusted
1986-01-01	8.38973309949260
1986-04-01	7.89847242587746
1986-07-01	7.63217186749415
1986-10-01	7.79128369548875
1987-01-01	7.84000512569783
1987-04-01	9.07356735470814
1987-07-01	8.54700519462088
1987-10-01	9.24503932775684
1988-01-01	11.14536000166590
1988-04-01	11.38378868401990
1988-07-01	12.20901272531210
1988-10-01	13.33710558821370
1989-01-01	14.36970482838320
1989-04-01	15.05896115502580
1989-07-01	15.48071988353280
1989-10-01	13.53965315852830
1990-01-01	13.31371085357230
1990-04-01	15.13580890237850
1990-07-01	16.08896005261990
1990-10-01	16.72914072432160
1991-01-01	18.63272824364840
1991-04-01	20.54398324865110
1991-07-01	23.26957711582120
1991-10-01	22.73900346879480
1992-01-01	22.05007436842420
1992-04-01	21.29042979929790
1992-07-01	21.31532162909930
1992-10-01	20.18346129446900
1993-01-01	20.72039032071010
1993-04-01	20.64960847832520
1993-07-01	17.29307601801910
1993-10-01	18.23919742387620
1994-01-01	17.97080591551180
1994-04-01	17.03923721747360
1994-07-01	14.19974856211070
1994-10-01	15.19366745559340
1995-01-01	12.20196918541930
1995-04-01	12.04996515853950
1995-07-01	12.41543665513310
1995-10-01	12.74483160065220
1996-01-01	13.15764127149800
1996-04-01	12.02063829480470
1996-07-01	12.87559666170870
1996-10-01	13.27373785033950
1997-01-01	11.91973319556680
1997-04-01	14.67908189277470
1997-07-01	13.73567637901420
1997-10-01	14.79735819443550
1998-01-01	15.36919952970850
1998-04-01	16.09580132224970
1998-07-01	16.07215214479720
1998-10-01	16.86931427630960
1999-01-01	16.47600061849790
1999-04-01	16.61329371516250
1999-07-01	15.07943159763940
1999-10-01	12.77695951730620
2000-01-01	15.23071361117200
2000-04-01	14.42257215485430
2000-07-01	14.07633974866530
2000-10-01	14.50738701999170
2001-01-01	12.71600799919410
2001-04-01	12.94036187707980
2001-07-01	10.84747789774230
2001-10-01	12.85435714497260
2002-01-01	10.52583481240300
2002-04-01	12.21034631293670
2002-07-01	13.33518703468590
2002-10-01	11.22350040795250
2003-01-01	11.11761199187030
2003-04-01	10.33038079921550
2003-07-01	9.45739584768714
2003-10-01	10.43409486721870
2004-01-01	7.86736986166178
2004-04-01	9.46208731562494
2004-07-01	9.46902598194309
2004-10-01	8.87397312531964
2005-01-01	10.44731366661020
2005-04-01	9.46937287336931
2005-07-01	9.64132143106317
2005-10-01	7.93709295593486
2006-01-01	9.31021802638781
2006-04-01	8.66691147508881
2006-07-01	9.86668213824961
2006-10-01	10.06784103898640
2007-01-01	11.49671054804350
2007-04-01	8.34872660712990
2007-07-01	10.42818761093560
2007-10-01	9.43026397316723
2008-01-01	11.48707221281790
2008-04-01	10.56644665023160
2008-07-01	11.80287559422140
2008-10-01	11.38069145258930
2009-01-01	13.31134816646090
2009-04-01	13.73867402182650
2009-07-01	17.43242206676270
2009-10-01	17.54662726193160
2010-01-01	15.41577680517550
2010-04-01	18.03120621928810
2010-07-01	15.03614698802960
2010-10-01	15.82780040472540
2011-01-01	17.29233949391020
2011-04-01	17.22918532503360
2011-07-01	16.18253744549640
2011-10-01	16.92420670867430
2012-01-01	17.43971625314560
2012-04-01	15.70228518964450
2012-07-01	17.28502278491870
2012-10-01	16.76659881503710
2013-01-01	14.62557777205740
2013-04-01	14.49674131598600
2013-07-01	15.04725236392990
2013-10-01	14.77669506296300
2014-01-01	14.34895629042120
2014-04-01	12.80103121421010
2014-07-01	11.98683680632790
2014-10-01	14.17711345725260
2015-01-01	13.85945984136710
2015-04-01	12.68754791103050
2015-07-01	14.65041860069720
2015-10-01	13.66825766661300
2016-01-01	13.38160620927490
2016-04-01	11.92474631111810
2016-07-01	13.54569619538410
2016-10-01	13.37584399827880
2017-01-01	11.76250825283210
2017-04-01	13.46809524377770
2017-07-01	12.39387649502440
2017-10-01	11.86394007313910
2018-01-01	11.84515318926290
2018-04-01	12.46358368704920
2018-07-01	10.70503945210890