Quarter	Percent, Seasonally Adjusted
1986-01-01	63.7440937933918
1986-04-01	61.9964205668544
1986-07-01	62.2485043216395
1986-10-01	62.8042352974651
1987-01-01	63.2224948029721
1987-04-01	63.4712710643628
1987-07-01	62.0797866267235
1987-10-01	60.9628497379279
1988-01-01	60.9231542004593
1988-04-01	58.2575481769804
1988-07-01	56.9617603291077
1988-10-01	56.6382067870257
1989-01-01	54.0609751978271
1989-04-01	53.7699212176851
1989-07-01	52.8002851207908
1989-10-01	54.3129558394030
1990-01-01	56.0030485554367
1990-04-01	57.4934587524563
1990-07-01	55.7821427918369
1990-10-01	54.0166117147310
1991-01-01	53.5196056341739
1991-04-01	52.9985902082182
1991-07-01	51.8056104178309
1991-10-01	51.9060492481745
1992-01-01	50.7027606075982
1992-04-01	51.8789803989205
1992-07-01	50.7825941309138
1992-10-01	51.0388118804302
1993-01-01	50.5544459966124
1993-04-01	49.7931966914903
1993-07-01	51.6149176217969
1993-10-01	50.9541257791898
1994-01-01	52.4760018311289
1994-04-01	51.5819006019772
1994-07-01	53.6326819874217
1994-10-01	53.8063937160808
1995-01-01	53.6197418424987
1995-04-01	55.3908098823593
1995-07-01	56.0737536220814
1995-10-01	56.1274918147317
1996-01-01	56.2107231536540
1996-04-01	56.8737419069653
1996-07-01	56.9661617057061
1996-10-01	54.2226156069327
1997-01-01	55.5275505380054
1997-04-01	56.3124792676097
1997-07-01	54.0908830844850
1997-10-01	54.9337430015438
1998-01-01	53.5482955242121
1998-04-01	54.4664644366288
1998-07-01	54.2360038524704
1998-10-01	51.3540571667109
1999-01-01	51.8832614003411
1999-04-01	50.5960414268262
1999-07-01	51.6804208749431
1999-10-01	51.9103172921519
2000-01-01	51.8206730874484
2000-04-01	51.9394466963638
2000-07-01	52.1918861988984
2000-10-01	52.6502097285497
2001-01-01	50.9163241751380
2001-04-01	54.8632994209758
2001-07-01	51.6715049222488
2001-10-01	53.1246305895788
2002-01-01	53.8845519843644
2002-04-01	55.3531021776511
2002-07-01	52.8884345884834
2002-10-01	51.6602149094969
2003-01-01	52.5190262991593
2003-04-01	52.6338579119043
2003-07-01	54.5279392999890
2003-10-01	53.0298046926494
2004-01-01	53.0955688883663
2004-04-01	50.0050789292886
2004-07-01	51.8588092214987
2004-10-01	55.0792301485925
2005-01-01	51.5879538899085
2005-04-01	52.4411208854448
2005-07-01	53.9991186437912
2005-10-01	54.4387840003684
2006-01-01	55.6983649379884
2006-04-01	54.5606569539493
2006-07-01	55.0224064575857
2006-10-01	54.9903563297630
2007-01-01	55.8902446419245
2007-04-01	55.3486926171337
2007-07-01	54.8591382123087
2007-10-01	56.5581972196127
2008-01-01	52.8102725463076
2008-04-01	54.1221470222802
2008-07-01	53.7427385629734
2008-10-01	53.5733013636141
2009-01-01	50.3327544380035
2009-04-01	48.0637710754770
2009-07-01	49.2966984096338
2009-10-01	46.8877530282698
2010-01-01	48.2561891797532
2010-04-01	47.4214992265588
2010-07-01	47.7656714586317
2010-10-01	47.3012382106939
2011-01-01	47.7702906202831
2011-04-01	48.1225278406511
2011-07-01	48.0169088725787
2011-10-01	46.8155269898560
2012-01-01	47.7169605203891
2012-04-01	48.6144328790292
2012-07-01	47.5922849449433
2012-10-01	43.6075186533534
2013-01-01	47.3218538877186
2013-04-01	47.5923012753334
2013-07-01	47.0645769421559
2013-10-01	47.8208934940850
2014-01-01	48.7302477867322
2014-04-01	48.8168179633545
2014-07-01	48.1641071231003
2014-10-01	51.8402181007566
2015-01-01	51.5973201677773
2015-04-01	51.5730206780687
2015-07-01	50.3841664209479
2015-10-01	50.7737895224692
2016-01-01	51.9713496089182
2016-04-01	51.4645135487992
2016-07-01	51.3723824962956
2016-10-01	53.0108394714160
2017-01-01	52.7229282384126
2017-04-01	51.9421923999314
2017-07-01	53.3557171352901
2017-10-01	55.2276606753410
2018-01-01	56.5136207841366
2018-04-01	55.6054879995755
2018-07-01	58.3062005651151