Quarter	Percent, Seasonally Adjusted
1978-01-01	2.29740087118026
1978-04-01	2.23354995230520
1978-07-01	2.23509043957099
1978-10-01	2.19548798209960
1979-01-01	2.17195059186147
1979-04-01	2.06177573453997
1979-07-01	2.11460371901152
1979-10-01	2.05198819230319
1980-01-01	1.93739134373018
1980-04-01	1.93610856386876
1980-07-01	2.04102370245137
1980-10-01	2.16368622817107
1981-01-01	2.22517962385076
1981-04-01	2.29616810130816
1981-07-01	2.14133963789632
1981-10-01	2.20645089848773
1982-01-01	2.26808440053722
1982-04-01	2.37641810333776
1982-07-01	2.36377579218669
1982-10-01	2.46249684200561
1983-01-01	2.68954746061735
1983-04-01	2.67285810188540
1983-07-01	2.67752800270761
1983-10-01	2.62439598785429
1984-01-01	2.75367279157400
1984-04-01	2.74119954737112
1984-07-01	2.74593639984730
1984-10-01	2.68192111108779
1985-01-01	2.60312143984377
1985-04-01	2.57388487313264
1985-07-01	2.60389640463461
1985-10-01	2.77095425486114
1986-01-01	2.71640755915405
1986-04-01	2.76348387184837
1986-07-01	2.85441143187346
1986-10-01	2.80143093902598
1987-01-01	2.95711154951844
1987-04-01	3.02561298619935
1987-07-01	2.75272033136577
1987-10-01	2.70314997970057
1988-01-01	2.70176772219729
1988-04-01	2.49278167559579
1988-07-01	2.52485294361617
1988-10-01	2.40673830602770
1989-01-01	2.35805460000522
1989-04-01	2.32958320351510
1989-07-01	2.21815048234396
1989-10-01	2.18930845254371
1990-01-01	2.14471348184516
1990-04-01	2.11419868966702
1990-07-01	2.09558801995777
1990-10-01	2.10464293518308
1991-01-01	2.09985975756449
1991-04-01	2.09057676869218
1991-07-01	2.16221422883404
1991-10-01	2.10167942720285
1992-01-01	2.11692237074401
1992-04-01	2.09048447451229
1992-07-01	2.19443794569179
1992-10-01	2.30752938069696
1993-01-01	2.35661979351497
1993-04-01	2.41683337854585
1993-07-01	2.54309587491826
1993-10-01	2.79585602085360
1994-01-01	2.85927963126586
1994-04-01	2.81277090505609
1994-07-01	3.01423325407059
1994-10-01	2.96249745504388
1995-01-01	3.01801043545036
1995-04-01	3.08795440879472
1995-07-01	3.25247201662802
1995-10-01	3.38844550495312
1996-01-01	3.35736725109851
1996-04-01	3.44573456931591
1996-07-01	3.37725895067252
1996-10-01	3.36986639729234
1997-01-01	3.33312921961564
1997-04-01	3.40967957523975
1997-07-01	3.44546900926880
1997-10-01	3.53722371129835
1998-01-01	3.67672259874116
1998-04-01	4.17247590224617
1998-07-01	4.30783422330939
1998-10-01	4.43203936843454
1999-01-01	4.63228352446794
1999-04-01	4.84213026124565
1999-07-01	4.78983890206432
1999-10-01	4.64713468727805
2000-01-01	4.81382154805126
2000-04-01	4.81148167504393
2000-07-01	4.71855370362181
2000-10-01	4.77681204516068
2001-01-01	4.78731790936933
2001-04-01	5.02902491665915
2001-07-01	5.16535962299036
2001-10-01	5.41202677188138
2002-01-01	5.35255452857069
2002-04-01	5.48438743640963
2002-07-01	5.47453055722977
2002-10-01	5.42344427397971
2003-01-01	5.43402331686948
2003-04-01	5.51632278672560
2003-07-01	5.20403339132963
2003-10-01	5.13813902099100
2004-01-01	4.93591422226704
2004-04-01	4.77583496371472
2004-07-01	4.81154061179704
2004-10-01	4.60047728839023
2005-01-01	4.59074325951257
2005-04-01	4.44019685109038
2005-07-01	4.37687624351478
2005-10-01	4.53240574521226
2006-01-01	4.30112093312477
2006-04-01	4.16009117186481
2006-07-01	4.17655627555062
2006-10-01	4.12070153086415
2007-01-01	4.08702666608948
2007-04-01	3.79517946107318
2007-07-01	3.82815565876024
2007-10-01	3.94117397715475
2008-01-01	3.96174993116828
2008-04-01	4.00847454511016
2008-07-01	4.09935131770622
2008-10-01	4.14985451489959
2009-01-01	4.59123707588118
2009-04-01	5.18025172254646
2009-07-01	5.53072596969014
2009-10-01	5.28351615135322
2010-01-01	5.07563657118274
2010-04-01	5.25128835474726
2010-07-01	5.17472206277781
2010-10-01	5.06918418204469
2011-01-01	4.74450700459522
2011-04-01	4.71300618149229
2011-07-01	4.54738081554760
2011-10-01	4.51501014400822
2012-01-01	4.57303198060746
2012-04-01	4.52447334204220
2012-07-01	4.32365451879244
2012-10-01	4.23104376174459
2013-01-01	4.28186153870416
2013-04-01	4.15143925964624
2013-07-01	4.00777066471159
2013-10-01	3.90724273067493
2014-01-01	3.69610390751846
2014-04-01	3.69180112776869
2014-07-01	3.62988948274740
2014-10-01	3.52444834077605
2015-01-01	3.52441814813163
2015-04-01	3.40128010564730
2015-07-01	3.40868969003688
2015-10-01	3.28775540819652
2016-01-01	3.28069909103167
2016-04-01	3.22955737360986
2016-07-01	3.11995154528103
2016-10-01	3.07279714117871
2017-01-01	2.93853088059824
2017-04-01	2.94351187494845
2017-07-01	2.85430296787064
2017-10-01	2.77132648759965
2018-01-01	2.51575412423973
2018-04-01	2.45564361592228
2018-07-01	2.48186732995334