Quarter	Percent, Seasonally Adjusted
1960-01-01	45.9454074516836
1960-04-01	45.6321269211701
1960-07-01	44.5864289252105
1960-10-01	45.2561950834238
1961-01-01	44.9641348137958
1961-04-01	45.8247473260720
1961-07-01	45.9667968750000
1961-10-01	45.5578211476842
1962-01-01	46.2302352487466
1962-04-01	46.4542750215910
1962-07-01	46.6444232602479
1962-10-01	47.0604941777904
1963-01-01	47.8195347084864
1963-04-01	47.9084967320261
1963-07-01	47.9669513553658
1963-10-01	48.1081579918789
1964-01-01	48.2031536486982
1964-04-01	48.5670093713038
1964-07-01	49.1589799240369
1964-10-01	49.3839374044428
1965-01-01	49.1319133703240
1965-04-01	49.5598826353694
1965-07-01	49.2479207219961
1965-10-01	49.2554410080183
1966-01-01	48.8867461430575
1966-04-01	49.2588071154517
1966-07-01	49.0620114643043
1966-10-01	49.0828863125108
1967-01-01	48.9482758620690
1967-04-01	48.3288942348999
1967-07-01	49.0333618477331
1967-10-01	48.9912318038648
1968-01-01	49.3933995079325
1968-04-01	49.1251796128814
1968-07-01	49.2207901608963
1968-10-01	49.4081101502812
1969-01-01	49.8075957838381
1969-04-01	49.8082374520594
1969-07-01	49.7005988023952
1969-10-01	50.0456090886475
1970-01-01	50.1362172872121
1970-04-01	49.8724804607158
1970-07-01	49.8480991871254
1970-10-01	50.4912395611593
1971-01-01	50.6082129153400
1971-04-01	51.0117838277123
1971-07-01	51.2495942875690
1971-10-01	51.6560045347801
1972-01-01	51.9844798318648
1972-04-01	52.5569783361520
1972-07-01	52.3805726134460
1972-10-01	51.7599492627240
1973-01-01	50.9864267676768
1973-04-01	52.1263191053709
1973-07-01	51.9893064947319
1973-10-01	51.4906637376432
1974-01-01	52.7348023128614
1974-04-01	52.9938487892237
1974-07-01	53.6852744518737
1974-10-01	53.7685321741830
1975-01-01	54.1985914402910
1975-04-01	53.8734294303554
1975-07-01	53.8633043745675
1975-10-01	54.4716070196950
1976-01-01	54.0104086943211
1976-04-01	54.4366519286477
1976-07-01	53.8549270072993
1976-10-01	53.9786088143822
1977-01-01	53.6592749564822
1977-04-01	53.1023550724638
1977-07-01	53.0859551407497
1977-10-01	52.9341137625694
1978-01-01	52.8056262157714
1978-04-01	52.3202029245002
1978-07-01	52.6288391462780
1978-10-01	52.2690197241584
1979-01-01	52.1703763957702
1979-04-01	52.4097719388885
1979-07-01	52.2091310751105
1979-10-01	52.2090121825921
1980-01-01	52.4628558881651
1980-04-01	52.2833381966735
1980-07-01	51.8189755529686
1980-10-01	52.4216937354988
1981-01-01	52.5253256150507
1981-04-01	52.2492598743592
1981-07-01	52.2124531565293
1981-10-01	51.7375350744658
1982-01-01	51.7463960410242
1982-04-01	51.9362675050014
1982-07-01	52.1175884404584
1982-10-01	51.3596024139155
1983-01-01	50.7500707613926
1983-04-01	50.8649297465226
1983-07-01	50.8307519008730
1983-10-01	50.9056444818871
1984-01-01	51.2922882958605
1984-04-01	50.9494554593689
1984-07-01	50.7411789268564
1984-10-01	50.7078417765441
1985-01-01	50.8821697917387
1985-04-01	51.0970056575135
1985-07-01	51.0115606936416
1985-10-01	51.2955854126679
1986-01-01	50.9836065573770
1986-04-01	51.1967269007842
1986-07-01	51.1031158780802
1986-10-01	51.2218235971028
1987-01-01	51.2943238506134
1987-04-01	51.1120069878385
1987-07-01	51.2453133369041
1987-10-01	50.8705223133880
1988-01-01	50.9446514103246
1988-04-01	50.9607739199576
1988-07-01	50.8330027766759
1988-10-01	50.8531523815798
1989-01-01	50.6539599079855
1989-04-01	50.2981065321365
1989-07-01	50.1860191893480
1989-10-01	50.1041395469930
1990-01-01	49.7694655497110
1990-04-01	49.7702116641854
1990-07-01	49.6125032291398
1990-10-01	49.6748857271615
1991-01-01	49.3354735152488
1991-04-01	49.2220016648524
1991-07-01	49.0102171136654
1991-10-01	48.9739994901861
1992-01-01	49.0512153328679
1992-04-01	49.2521232095322
1992-07-01	49.3303007328784
1992-10-01	48.9789486953233
1993-01-01	49.6949877366203
1993-04-01	49.7019888324236
1993-07-01	49.5994492427087
1993-10-01	49.4193306693307
1994-01-01	49.5792557501714
1994-04-01	49.5239280602402
1994-07-01	49.9720514253773
1994-10-01	49.9411071849234
1995-01-01	49.7616836892603
1995-04-01	49.9165894346617
1995-07-01	49.9629629629630
1995-10-01	50.1940252540807
1996-01-01	50.1015447104437
1996-04-01	49.9600712574482
1996-07-01	49.7455080640216
1996-10-01	49.9142787166299
1997-01-01	49.6979312869958
1997-04-01	49.6405945419103
1997-07-01	49.4920615609222
1997-10-01	49.5597789786872
1998-01-01	49.5636363636364
1998-04-01	49.7428761570573
1998-07-01	49.8701769216835
1998-10-01	50.0934917666928
1999-01-01	50.3312055883416
1999-04-01	50.2045974244795
1999-07-01	50.2132516369316
1999-10-01	50.5069898602028
2000-01-01	50.7637017070979
2000-04-01	50.6070937257013
2000-07-01	50.6959794491905
2000-10-01	50.5218584123576
2001-01-01	50.3841801179344
2001-04-01	50.8623765909361
2001-07-01	51.0602910602911
2001-10-01	50.8299739151055
2002-01-01	51.1680303569311
2002-04-01	51.5609264853978
2002-07-01	51.5800686471772
2002-10-01	51.4371894960965
2003-01-01	51.5989832712656
2003-04-01	51.5051351670405
2003-07-01	51.6651930445034
2003-10-01	51.7330818203254
2004-01-01	51.6159416024018
2004-04-01	51.7817240973774
2004-07-01	51.4948210922787
2004-10-01	51.9047619047619
2005-01-01	51.7089499647639
2005-04-01	51.4975334742777
2005-07-01	51.4317568360521
2005-10-01	51.6830870279146
2006-01-01	51.6026955757398
2006-04-01	51.6896046852123
2006-07-01	51.4307449236351
2006-10-01	51.3009413553178
2007-01-01	51.6717325227964
2007-04-01	51.4450867052023
2007-07-01	51.6774607620048
2007-10-01	51.3032829902618
2008-01-01	51.6142191142191
2008-04-01	51.3924493125146
2008-07-01	51.7084812852902
2008-10-01	51.6442581921890
2009-01-01	51.3846869909239
2009-04-01	51.5674984005118
2009-07-01	51.3043983498925
2009-10-01	51.6438197026022
2010-01-01	51.5683085501859
2010-04-01	51.6628939578618
2010-07-01	51.4421681852475
2010-10-01	51.4991590790466
2011-01-01	51.5998145142592
2011-04-01	51.9524913093859
2011-07-01	51.9315545243619
2011-10-01	51.8095348567452
2012-01-01	51.8907319336504
2012-04-01	51.7957644328402
2012-07-01	51.7891318216088
2012-10-01	51.7751479289941
2013-01-01	51.2768427161927
2013-04-01	51.2219190805131
2013-07-01	51.1984214497127
2013-10-01	50.6614831147731
2014-01-01	50.9402205455601
2014-04-01	50.7371720455073
2014-07-01	50.7021819870009
2014-10-01	50.4092413072502
2015-01-01	50.4498229728945
2015-04-01	50.4265072825393
2015-07-01	50.2612330198537
2015-10-01	50.2553685432385
2016-01-01	49.7736506094022
2016-04-01	49.8432783840260
2016-07-01	49.4367669260248
2016-10-01	49.4802856976947
2017-01-01	49.2831021071574
2017-04-01	48.8759802497822
2017-07-01	48.6701509872242
2017-10-01	48.5098472085052
2018-01-01	47.6154516410107
2018-04-01	47.5479372457873
2018-07-01	47.4348534201954