Quarter	Percent, Seasonally Adjusted
1970-01-01	56.1906680703505
1970-04-01	56.5378884963727
1970-07-01	56.8850036280775
1970-10-01	56.9201245392528
1971-01-01	57.9890422668894
1971-04-01	58.0853165300905
1971-07-01	57.6423809226995
1971-10-01	57.8302117701772
1972-01-01	57.2679863015104
1972-04-01	56.4209283346101
1972-07-01	55.9651861942722
1972-10-01	55.3040068543531
1973-01-01	54.7126815679124
1973-04-01	54.4988810358047
1973-07-01	54.2135415348784
1973-10-01	53.2065254910451
1974-01-01	52.7840961446909
1974-04-01	52.3546177283137
1974-07-01	51.1163303332065
1974-10-01	50.2825536218779
1975-01-01	49.0264600759971
1975-04-01	48.3339963983676
1975-07-01	48.3273845310120
1975-10-01	48.6849831250602
1976-01-01	48.2418851873269
1976-04-01	46.6365423327911
1976-07-01	46.2783233340782
1976-10-01	45.3937772103929
1977-01-01	45.0911491680075
1977-04-01	43.7408300342787
1977-07-01	44.1945287087174
1977-10-01	43.4673783565232
1978-01-01	43.5680917413828
1978-04-01	43.8756957553360
1978-07-01	42.4506982910796
1978-10-01	42.3345709540293
1979-01-01	42.0693975733720
1979-04-01	42.6476837106685
1979-07-01	41.9832320714962
1979-10-01	41.9552256459628
1980-01-01	41.3491497456503
1980-04-01	41.0776912636117
1980-07-01	41.5113393930145
1980-10-01	41.5030820107922
1981-01-01	41.7481580687607
1981-04-01	41.6670892696156
1981-07-01	41.7462848223227
1981-10-01	41.2919779145771
1982-01-01	41.0447226611187
1982-04-01	41.5162711067267
1982-07-01	41.5099887427436
1982-10-01	41.9967996914545
1983-01-01	42.4713469967671
1983-04-01	42.0735483567751
1983-07-01	41.8272230234306
1983-10-01	41.6577395741341
1984-01-01	41.2865449192985
1984-04-01	41.3915613336214
1984-07-01	41.1090739110457
1984-10-01	41.2216994831636
1985-01-01	40.9305138217745
1985-04-01	40.6083125340777
1985-07-01	40.6579933563916
1985-10-01	40.5046346552249
1986-01-01	40.9309089288127
1986-04-01	40.5095411965406
1986-07-01	40.3930554757925
1986-10-01	40.2560811095880
1987-01-01	40.0055612852670
1987-04-01	39.9786658228801
1987-07-01	40.3482542365814
1987-10-01	39.9493503666714
1988-01-01	39.7573133487965
1988-04-01	40.3861782355562
1988-07-01	40.0131847708102
1988-10-01	40.2651390617404
1989-01-01	40.3067398234556
1989-04-01	40.4319867963773
1989-07-01	40.4830366411192
1989-10-01	40.8687430572130
1990-01-01	41.1143546394539
1990-04-01	41.5691686690396
1990-07-01	41.7925815936106
1990-10-01	42.2678055024463
1991-01-01	42.3622068879138
1991-04-01	43.2207206155471
1991-07-01	43.7474413679014
1991-10-01	43.6664651874056
1992-01-01	44.3511292649380
1992-04-01	44.2153572327388
1992-07-01	44.7614055485416
1992-10-01	44.8833500453537
1993-01-01	45.1062752176660
1993-04-01	45.0993206030136
1993-07-01	45.2643074224207
1993-10-01	45.7794992291165
1994-01-01	45.3914302354319
1994-04-01	45.4648184040944
1994-07-01	45.3992698975380
1994-10-01	45.3652140034784
1995-01-01	45.2638235449504
1995-04-01	45.0924288441336
1995-07-01	45.0919329441278
1995-10-01	45.0900259225814
1996-01-01	45.6370785639344
1996-04-01	45.6062974627236
1996-07-01	45.8023325144763
1996-10-01	45.8488507481005
1997-01-01	46.2387212128341
1997-04-01	46.0879913216370
1997-07-01	46.1716436643716
1997-10-01	45.5974481490093
1998-01-01	44.9281114043627
1998-04-01	44.8925885736320
1998-07-01	44.8488087651244
1998-10-01	44.8233228790425
1999-01-01	43.8514329576657
1999-04-01	43.0113866778415
1999-07-01	42.7216867055909
1999-10-01	42.5222620487528
2000-01-01	42.7855050620938
2000-04-01	42.9265174012838
2000-07-01	42.3394830291732
2000-10-01	42.2510987936314
2001-01-01	42.2416945490152
2001-04-01	42.1497939704603
2001-07-01	41.2784143792059
2001-10-01	41.1330168034169
2002-01-01	40.9633502456228
2002-04-01	41.0476320056222
2002-07-01	41.3142367290719
2002-10-01	40.4299492419507
2003-01-01	40.6837127462445
2003-04-01	40.0578972212783
2003-07-01	39.6940271820442
2003-10-01	39.5908261036961
2004-01-01	39.2346743165218
2004-04-01	39.1549994570057
2004-07-01	39.3120923198764
2004-10-01	39.8703817798787
2005-01-01	39.2454915003804
2005-04-01	39.4856143742392
2005-07-01	40.5661682462642
2005-10-01	41.0295069666568
2006-01-01	41.1144974174112
2006-04-01	40.4141433762602
2006-07-01	40.6767553417320
2006-10-01	40.7872258268184
2007-01-01	41.1908077831867
2007-04-01	41.8189743799750
2007-07-01	41.1942799661859
2007-10-01	40.7104800144928
2008-01-01	40.7571266169761
2008-04-01	41.1674348932761
2008-07-01	40.7072257521298
2008-10-01	40.6919888515127
2009-01-01	39.5542064995964
2009-04-01	38.8608265135703
2009-07-01	37.7198587969753
2009-10-01	37.2124250453374
2010-01-01	37.4572950815061
2010-04-01	36.9080512697468
2010-07-01	37.8108181220966
2010-10-01	37.7547024805940
2011-01-01	37.8455726109627
2011-04-01	38.6177479630306
2011-07-01	37.7606059252774
2011-10-01	37.4421841338394
2012-01-01	37.3277753483656
2012-04-01	37.5910863750758
2012-07-01	38.0125362485726
2012-10-01	38.2339109880757
2013-01-01	38.5266287000243
2013-04-01	38.5989487823303
2013-07-01	38.6554748799446
2013-10-01	38.4341458674374
2014-01-01	39.2767965964648
2014-04-01	38.7525602675174
2014-07-01	40.0009446213785
2014-10-01	39.1801319353772
2015-01-01	39.8407900730661
2015-04-01	39.0961648105501
2015-07-01	39.8059403182183
2015-10-01	41.0132343309153
2016-01-01	40.9614860574935
2016-04-01	42.0621064375749
2016-07-01	41.3421822330807
2016-10-01	42.7339078622191
2017-01-01	41.8450157634792
2017-04-01	42.4065971444352
2017-07-01	42.0761904640226
2017-10-01	42.0558606625170
2018-01-01	44.0333099488689
2018-04-01	44.7647612383823
2018-07-01	45.1337031738568