Quarter	Percent, Seasonally Adjusted
1970-01-01	54.1551133747639
1970-04-01	54.4952157869651
1970-07-01	54.7940751497377
1970-10-01	54.8780779483416
1971-01-01	55.3932123032768
1971-04-01	55.4157153551411
1971-07-01	54.7360337521126
1971-10-01	54.3476729490663
1972-01-01	53.9819731313850
1972-04-01	52.8247105939016
1972-07-01	52.4385911214745
1972-10-01	52.5370461948542
1973-01-01	52.4956838877238
1973-04-01	51.7192186149740
1973-07-01	51.4424077758111
1973-10-01	50.7544603902226
1974-01-01	49.6311106332977
1974-04-01	49.3945363972796
1974-07-01	48.4393666927855
1974-10-01	47.9082853211595
1975-01-01	46.9139769948013
1975-04-01	46.6348046900949
1975-07-01	46.3600543854601
1975-10-01	46.2899554637547
1976-01-01	46.1191254493252
1976-04-01	44.6803459299042
1976-07-01	44.6435475625885
1976-10-01	44.2595712850012
1977-01-01	44.2603082568333
1977-04-01	43.7197673551922
1977-07-01	43.6411468566391
1977-10-01	43.3916421465389
1978-01-01	43.4324737156920
1978-04-01	43.6735535175495
1978-07-01	42.7240820698116
1978-10-01	42.6618283305240
1979-01-01	42.6381218162552
1979-04-01	42.7438295323383
1979-07-01	42.3924127027978
1979-10-01	42.0995937839018
1980-01-01	41.5638595440028
1980-04-01	41.6326649092927
1980-07-01	42.4714666551119
1980-10-01	42.1523846405104
1981-01-01	42.1484291369915
1981-04-01	42.1646203910394
1981-07-01	41.9482266107400
1981-10-01	41.5242724743601
1982-01-01	41.3261370774153
1982-04-01	41.5373802516575
1982-07-01	41.5019034566349
1982-10-01	42.1595740832651
1983-01-01	42.5496885781571
1983-04-01	42.4538195472939
1983-07-01	42.0941981192893
1983-10-01	42.0139433508784
1984-01-01	41.4495384532595
1984-04-01	41.8368959524158
1984-07-01	41.8592507293578
1984-10-01	41.7087362047195
1985-01-01	41.5860735801672
1985-04-01	40.8915139406964
1985-07-01	40.7987057877578
1985-10-01	40.8356827481102
1986-01-01	41.5369346982547
1986-04-01	40.8772183713133
1986-07-01	40.9263974271264
1986-10-01	40.7411006121033
1987-01-01	40.3785835663270
1987-04-01	40.5266121552525
1987-07-01	40.6557311448527
1987-10-01	40.6001191407020
1988-01-01	40.4140049422467
1988-04-01	40.7525755925897
1988-07-01	40.7117208181562
1988-10-01	40.9197479256838
1989-01-01	41.1100643838174
1989-04-01	41.3970665459087
1989-07-01	41.3789188040703
1989-10-01	41.5941589939967
1990-01-01	41.8471802909601
1990-04-01	42.1789016847470
1990-07-01	42.5095879390661
1990-10-01	42.8952360027192
1991-01-01	42.9449358965521
1991-04-01	43.7154310822715
1991-07-01	43.9198667213608
1991-10-01	44.0311272041841
1992-01-01	44.5690583120885
1992-04-01	44.5591523919744
1992-07-01	44.6171608201698
1992-10-01	44.6568545649543
1993-01-01	44.5492757254973
1993-04-01	44.6670714944713
1993-07-01	44.9067092621829
1993-10-01	45.1661958772810
1994-01-01	45.0528059264167
1994-04-01	45.0338253790709
1994-07-01	45.0444290982143
1994-10-01	45.1588892179722
1995-01-01	45.0495668889901
1995-04-01	44.6787132965965
1995-07-01	44.6054515875112
1995-10-01	44.9277812027369
1996-01-01	45.0838696704553
1996-04-01	45.2078999517855
1996-07-01	45.3710178948195
1996-10-01	44.9869637083126
1997-01-01	45.3136748251969
1997-04-01	45.2339668668738
1997-07-01	45.5931808489435
1997-10-01	45.1951583069571
1998-01-01	44.8609838177087
1998-04-01	44.6566963397162
1998-07-01	44.5563548875773
1998-10-01	44.3059361712644
1999-01-01	43.6707464610279
1999-04-01	43.3036660539904
1999-07-01	42.7100380903804
1999-10-01	42.4977458193638
2000-01-01	42.9028432420204
2000-04-01	42.8883834273594
2000-07-01	42.6194685171082
2000-10-01	42.8057098866337
2001-01-01	42.7057701577540
2001-04-01	42.3689671006974
2001-07-01	41.6235556508563
2001-10-01	41.5239069075253
2002-01-01	41.0577859858263
2002-04-01	41.0557867536077
2002-07-01	41.1999943811487
2002-10-01	40.7541186986702
2003-01-01	40.5125583029756
2003-04-01	40.2306630002949
2003-07-01	40.3367222948514
2003-10-01	40.2258136502910
2004-01-01	39.9968089537952
2004-04-01	39.8224216644473
2004-07-01	40.2227295988015
2004-10-01	40.3722229330870
2005-01-01	40.4606811262683
2005-04-01	40.6454732898715
2005-07-01	41.2204858686569
2005-10-01	41.3331545452806
2006-01-01	41.6092744262034
2006-04-01	41.1051396640746
2006-07-01	41.3578596057912
2006-10-01	41.4804591662402
2007-01-01	41.3120082288390
2007-04-01	41.9487688443460
2007-07-01	41.1943790619835
2007-10-01	41.0043279334634
2008-01-01	41.4105692721153
2008-04-01	41.6769246469284
2008-07-01	40.8272273926064
2008-10-01	40.9793136083750
2009-01-01	40.0962340713377
2009-04-01	39.9324624716054
2009-07-01	39.2633373198194
2009-10-01	38.8871024384471
2010-01-01	38.9200011742271
2010-04-01	38.2084402905154
2010-07-01	38.9366627827326
2010-10-01	39.2219190931798
2011-01-01	39.3887780912076
2011-04-01	39.6474638439843
2011-07-01	38.7648599999837
2011-10-01	38.1587118281625
2012-01-01	37.6842152636212
2012-04-01	38.0620196260728
2012-07-01	38.9577980249638
2012-10-01	38.6284052802557
2013-01-01	39.2816556877261
2013-04-01	39.4774477466628
2013-07-01	39.5338234908339
2013-10-01	39.7538162464202
2014-01-01	40.1202502693596
2014-04-01	39.7154086714165
2014-07-01	40.4038486665871
2014-10-01	39.9252472537248
2015-01-01	39.6264147319355
2015-04-01	40.1583298388726
2015-07-01	40.0382010001054
2015-10-01	41.3180868060797
2016-01-01	41.7574288905285
2016-04-01	41.9551385939179
2016-07-01	42.2077132204432
2016-10-01	42.8020730285992
2017-01-01	42.3076630835265
2017-04-01	42.5269882646491
2017-07-01	42.8683643009524
2017-10-01	42.5232033044525
2018-01-01	45.3645194979326
2018-04-01	45.4991669682496
2018-07-01	45.9543072843031