Quarter	Percent, Seasonally Adjusted
1986-01-01	2.17969916563169
1986-04-01	2.40338606403103
1986-07-01	2.49693464074245
1986-10-01	2.53000957089109
1987-01-01	2.63250865100575
1987-04-01	2.55316120663761
1987-07-01	2.80088956273682
1987-10-01	2.82002871741222
1988-01-01	3.45811342932198
1988-04-01	3.80631403343196
1988-07-01	4.80368752297525
1988-10-01	4.84980741040760
1989-01-01	5.42473611216694
1989-04-01	5.60437791824621
1989-07-01	5.63548679121519
1989-10-01	5.62109755100482
1990-01-01	6.05388705530508
1990-04-01	6.48783317917599
1990-07-01	6.87183247046958
1990-10-01	7.52772404482882
1991-01-01	8.39732710005352
1991-04-01	8.83047923498441
1991-07-01	9.46327220201960
1991-10-01	9.45903036480560
1992-01-01	9.51580567667981
1992-04-01	9.10036127864564
1992-07-01	9.27518340315982
1992-10-01	8.84657153570782
1993-01-01	8.88341433393342
1993-04-01	8.55966192289890
1993-07-01	8.75027916462797
1993-10-01	8.26327420616418
1994-01-01	8.17610401420134
1994-04-01	7.42001808114252
1994-07-01	7.29182285752926
1994-10-01	6.29671405257478
1995-01-01	6.06179709052168
1995-04-01	5.16264756837467
1995-07-01	5.09430776905309
1995-10-01	4.82413891355986
1996-01-01	5.04876374085773
1996-04-01	4.79141484927786
1996-07-01	5.09728795100848
1996-10-01	5.03532730313746
1997-01-01	5.49923678499000
1997-04-01	5.23259755334442
1997-07-01	5.69776326154525
1997-10-01	5.49491676862984
1998-01-01	6.08904964465724
1998-04-01	6.25381157159401
1998-07-01	6.61571799397940
1998-10-01	6.39448618046071
1999-01-01	6.43842844850065
1999-04-01	6.04839485123765
1999-07-01	5.59311829870855
1999-10-01	5.14486099517523
2000-01-01	4.91367301402679
2000-04-01	4.58413674604956
2000-07-01	4.57640962673135
2000-10-01	4.16330712194890
2001-01-01	4.23600376310520
2001-04-01	4.17768376860444
2001-07-01	4.25172339655214
2001-10-01	4.20851357671731
2002-01-01	4.43304369905579
2002-04-01	3.73485768997320
2002-07-01	4.11025860971251
2002-10-01	3.55545946177828
2003-01-01	3.65655831228301
2003-04-01	3.31558235374870
2003-07-01	3.21428386518994
2003-10-01	2.89056277183906
2004-01-01	2.97501821707282
2004-04-01	2.43186613200178
2004-07-01	2.48740538350894
2004-10-01	2.30942407834942
2005-01-01	2.56309813566886
2005-04-01	2.56639597497788
2005-07-01	2.47215579050134
2005-10-01	2.38002538083539
2006-01-01	2.75393423569617
2006-04-01	2.28405773199699
2006-07-01	2.53912280408975
2006-10-01	2.28236598004576
2007-01-01	2.20164973309877
2007-04-01	2.32966616392528
2007-07-01	2.04875383852413
2007-10-01	2.23607368546526
2008-01-01	2.21022092429514
2008-04-01	2.43566893876963
2008-07-01	2.77487778650846
2008-10-01	3.03615477927568
2009-01-01	3.90264878834424
2009-04-01	4.06861999845304
2009-07-01	4.46156724071839
2009-10-01	4.55601029730188
2010-01-01	4.43370111746132
2010-04-01	4.48610518185228
2010-07-01	4.06179763491110
2010-10-01	4.15687869388101
2011-01-01	4.02659420936031
2011-04-01	3.99564099000905
2011-07-01	4.16265072643850
2011-10-01	4.30120784032723
2012-01-01	4.58537710391666
2012-04-01	4.51379088004099
2012-07-01	4.63444372950374
2012-10-01	4.21497211247941
2013-01-01	3.82162745777308
2013-04-01	3.88413274318463
2013-07-01	3.51020081537023
2013-10-01	3.23440174091887
2014-01-01	3.47694443279165
2014-04-01	2.99702286537836
2014-07-01	3.40744219187450
2014-10-01	3.19435068194658
2015-01-01	3.46116622906586
2015-04-01	3.27050811394218
2015-07-01	3.61811993962328
2015-10-01	3.08490345313800
2016-01-01	3.49706460405385
2016-04-01	3.24558578571192
2016-07-01	3.27296680886217
2016-10-01	3.40189802132943
2017-01-01	3.06237717077947
2017-04-01	3.10595339908149
2017-07-01	2.68713759363298
2017-10-01	2.61638361668434
2018-01-01	2.53026103810537
2018-04-01	2.65838037266863
2018-07-01	2.74609350022754