Quarter	Percent, Seasonally Adjusted
1960-01-01	54.0538561131601
1960-04-01	54.3678088176654
1960-07-01	55.4135654881263
1960-10-01	54.7436399760242
1961-01-01	55.0356218253210
1961-04-01	54.1757616812824
1961-07-01	54.0333430020002
1961-10-01	54.4420608609206
1962-01-01	53.7700214507130
1962-04-01	53.5456901550691
1962-07-01	53.3556198158660
1962-10-01	52.9394949710422
1963-01-01	52.1778148432649
1963-04-01	52.0919375999347
1963-07-01	52.0329394801045
1963-10-01	51.8918870527096
1964-01-01	51.7972072677949
1964-04-01	51.4335113205624
1964-07-01	50.8412280864288
1964-10-01	50.6162216260044
1965-01-01	50.8685639380463
1965-04-01	50.4402472495394
1965-07-01	50.7518252090014
1965-10-01	50.7446880677239
1966-01-01	51.1133673613122
1966-04-01	50.7412457424660
1966-07-01	50.9381593161262
1966-10-01	50.9172194260251
1967-01-01	51.0511410336715
1967-04-01	51.6708419519096
1967-07-01	50.9671544629778
1967-10-01	51.0085101531738
1968-01-01	50.6068169857808
1968-04-01	50.8750549939653
1968-07-01	50.7792910927902
1968-10-01	50.5918373132602
1969-01-01	50.1924176979799
1969-04-01	50.1919232077106
1969-07-01	50.2991626793570
1969-10-01	49.9545814025929
1970-01-01	49.8636678591869
1970-04-01	50.1275243484962
1970-07-01	50.1519422459130
1970-10-01	49.5088606810952
1971-01-01	49.3913082313809
1971-04-01	48.9883264030083
1971-07-01	48.7507225261852
1971-10-01	48.3440133800397
1972-01-01	48.0156160587564
1972-04-01	47.4431682686950
1972-07-01	47.6193972248597
1972-10-01	48.2396344296333
1973-01-01	49.0136944219348
1973-04-01	47.8736111794988
1973-07-01	48.0106815881321
1973-10-01	48.5104211771559
1974-01-01	47.2651756045708
1974-04-01	47.0065214369908
1974-07-01	46.3146427970945
1974-10-01	46.2314955574053
1975-01-01	45.8013571399031
1975-04-01	46.1262504231977
1975-07-01	46.1368881662824
1975-10-01	45.5283716313932
1976-01-01	45.9894455720017
1976-04-01	45.5636467251858
1976-07-01	46.1450002261062
1976-10-01	46.0213026416023
1977-01-01	46.3407378152811
1977-04-01	46.8977452780019
1977-07-01	46.9141050923456
1977-10-01	47.0657244929374
1978-01-01	47.1942322293033
1978-04-01	47.6795221549937
1978-07-01	47.3711340113559
1978-10-01	47.7309625663865
1979-01-01	47.8297661963635
1979-04-01	47.5902577322707
1979-07-01	47.7908552219632
1979-10-01	47.7913343968978
1980-01-01	47.5370998868710
1980-04-01	47.7166173077375
1980-07-01	48.1810110299019
1980-10-01	47.5783119163256
1981-01-01	47.4747098881678
1981-04-01	47.7508281252331
1981-07-01	47.7875548184310
1981-10-01	48.2624042121502
1982-01-01	48.2535999125756
1982-04-01	48.0636405598221
1982-07-01	47.8823767718518
1982-10-01	48.6402597348878
1983-01-01	49.2499204889337
1983-04-01	49.1351441634163
1983-07-01	49.1691677666469
1983-10-01	49.0945158698368
1984-01-01	48.7075697573408
1984-04-01	49.0504992391438
1984-07-01	49.2587359762824
1984-10-01	49.2923624267917
1985-01-01	49.1178871109377
1985-04-01	48.9030686286641
1985-07-01	48.9883874210193
1985-10-01	48.7046500639959
1986-01-01	49.0164007389087
1986-04-01	48.8032057158117
1986-07-01	48.8970328053078
1986-10-01	48.7781655190433
1987-01-01	48.7056536690648
1987-04-01	48.8880073252942
1987-07-01	48.7545892188948
1987-10-01	49.1292283335912
1988-01-01	49.0553858447085
1988-04-01	49.0392900857061
1988-07-01	49.1670083412722
1988-10-01	49.1468533345109
1989-01-01	49.3459599495922
1989-04-01	49.7017045751384
1989-07-01	49.8140649560320
1989-10-01	49.8958967392595
1990-01-01	50.2304181526183
1990-04-01	50.2298472245433
1990-07-01	50.3874798749194
1990-10-01	50.3251276120669
1991-01-01	50.6645962405620
1991-04-01	50.7779468692036
1991-07-01	50.9897683697201
1991-10-01	51.0258783705862
1992-01-01	50.9486459767197
1992-04-01	50.7477971249288
1992-07-01	50.6695893419789
1992-10-01	51.0210527437834
1993-01-01	50.3050593822384
1993-04-01	50.2980112778169
1993-07-01	50.4005427151768
1993-10-01	50.5806125902392
1994-01-01	50.4207746502024
1994-04-01	50.4761487283403
1994-07-01	50.0280226332298
1994-10-01	50.0589377799925
1995-01-01	50.2383117306874
1995-04-01	50.0834472477988
1995-07-01	50.0370118960490
1995-10-01	49.8059325507817
1996-01-01	49.8983882548503
1996-04-01	50.0398854065451
1996-07-01	50.2544950181163
1996-10-01	50.0857696694780
1997-01-01	50.3020776842351
1997-04-01	50.3593153629876
1997-07-01	50.5079671321540
1997-10-01	50.4402458016762
1998-01-01	50.4364751642860
1998-04-01	50.2571440150946
1998-07-01	50.1298172494460
1998-10-01	49.9065227850336
1999-01-01	49.6687362849392
1999-04-01	49.7954478248809
1999-07-01	49.7866855291081
1999-10-01	49.4930237686106
2000-01-01	49.2363605363127
2000-04-01	49.3929254997973
2000-07-01	49.3040368782318
2000-10-01	49.4781634900643
2001-01-01	49.6159049552862
2001-04-01	49.1376065879931
2001-07-01	48.9397300112780
2001-10-01	49.1699356300265
2002-01-01	48.8319620890263
2002-04-01	48.4390940487409
2002-07-01	48.4199207061328
2002-10-01	48.5628355686045
2003-01-01	48.4009915370829
2003-04-01	48.4947762789049
2003-07-01	48.3348235991799
2003-10-01	48.2669389480695
2004-01-01	48.3839871400746
2004-04-01	48.2181874009661
2004-07-01	48.5051789077213
2004-10-01	48.0952380952381
2005-01-01	48.2910468257577
2005-04-01	48.5024458033495
2005-07-01	48.5682472867752
2005-10-01	48.3169613682301
2006-01-01	48.3973713666616
2006-04-01	48.3103067825989
2006-07-01	48.5692375448969
2006-10-01	48.6990492376914
2007-01-01	48.3281989220714
2007-04-01	48.5549213569275
2007-07-01	48.3225392379952
2007-10-01	48.6966594731881
2008-01-01	48.3857828925572
2008-04-01	48.6075581452774
2008-07-01	48.2915264961703
2008-10-01	48.3557418078110
2009-01-01	48.6153065164334
2009-04-01	48.4325015994882
2009-07-01	48.6955854186675
2009-10-01	48.3561795783272
2010-01-01	48.4316882083114
2010-04-01	48.3371381382349
2010-07-01	48.5578159118080
2010-10-01	48.5008726116509
2011-01-01	48.4001925311036
2011-04-01	48.0475173235067
2011-07-01	48.0684230185854
2011-10-01	48.1904641220130
2012-01-01	48.1092572501900
2012-04-01	48.2042314911569
2012-07-01	48.2108754964939
2012-10-01	48.2248500154437
2013-01-01	48.7231639870676
2013-04-01	48.7780681074466
2013-07-01	48.8015404308525
2013-10-01	49.3385188873064
2014-01-01	49.0597875143068
2014-04-01	49.2628353622548
2014-07-01	49.2978169896844
2014-10-01	49.5907526250312
2015-01-01	49.5501628681394
2015-04-01	49.5734724683399
2015-07-01	49.7387518105256
2015-10-01	49.7446327947761
2016-01-01	50.2263241406306
2016-04-01	50.1567438545154
2016-07-01	50.5632276829400
2016-10-01	50.5197176775809
2017-01-01	50.7169026301836
2017-04-01	51.1240503175987
2017-07-01	51.3298490127758
2017-10-01	51.4901467572481
2018-01-01	52.3845083068180
2018-04-01	52.4519986048186
2018-07-01	52.5651537026159