Quarter	Percent, Seasonally Adjusted
1970-01-01	63.8657452587766
1970-04-01	63.5681981151615
1970-07-01	63.4220908097025
1970-10-01	62.3988319926952
1971-01-01	63.5511113788406
1971-04-01	63.8961156724443
1971-07-01	63.4696246641128
1971-10-01	63.2648344946006
1972-01-01	61.7683780600766
1972-04-01	62.4907921607440
1972-07-01	62.4920301975479
1972-10-01	61.9213634394404
1973-01-01	63.0566529125180
1973-04-01	62.1507953277256
1973-07-01	62.5550317733104
1973-10-01	63.6406895589028
1974-01-01	62.7571552624551
1974-04-01	62.0714207692622
1974-07-01	61.8275064512034
1974-10-01	61.5429128010856
1975-01-01	61.5727003768199
1975-04-01	61.3171462183022
1975-07-01	61.4919825780911
1975-10-01	60.8559476776663
1976-01-01	61.3708564535143
1976-04-01	61.0647189830994
1976-07-01	61.2748468540728
1976-10-01	61.1113505619308
1977-01-01	60.5024829216263
1977-04-01	60.6304908329156
1977-07-01	60.6499710457783
1977-10-01	61.1224833665063
1978-01-01	60.8865757257156
1978-04-01	61.0833226850416
1978-07-01	60.9655837773641
1978-10-01	61.2507568290282
1979-01-01	61.1528614023434
1979-04-01	61.4191920231374
1979-07-01	61.1356357222414
1979-10-01	61.4338633211710
1980-01-01	61.5252113413539
1980-04-01	61.9447467478171
1980-07-01	61.6320710969498
1980-10-01	61.0114793973598
1981-01-01	60.9866499979729
1981-04-01	60.9449931569530
1981-07-01	61.0042112919885
1981-10-01	60.9764521753641
1982-01-01	61.3961873864508
1982-04-01	60.9474701442972
1982-07-01	61.1491223463592
1982-10-01	60.9723403426536
1983-01-01	61.3862532880804
1983-04-01	61.6225937185783
1983-07-01	61.5336903785120
1983-10-01	61.5205987998020
1984-01-01	60.8247511687685
1984-04-01	60.5789031914067
1984-07-01	60.5415262231965
1984-10-01	60.6499552202256
1985-01-01	60.8407574632246
1985-04-01	61.2328081815636
1985-07-01	60.7868861537269
1985-10-01	60.2632595198294
1986-01-01	60.2168387543673
1986-04-01	60.2018120420907
1986-07-01	60.5545713166942
1986-10-01	60.6134753885884
1987-01-01	60.2525993542213
1987-04-01	60.4225059896374
1987-07-01	60.5112838333077
1987-10-01	61.1244748534523
1988-01-01	61.0456600257552
1988-04-01	60.8673175805544
1988-07-01	61.0279276143388
1988-10-01	60.9344733508218
1989-01-01	61.5029937974444
1989-04-01	61.6027323143354
1989-07-01	62.0513533297420
1989-10-01	62.6375708996170
1990-01-01	62.5777345423142
1990-04-01	63.1814092025145
1990-07-01	63.3296756932965
1990-10-01	63.6805227969464
1991-01-01	64.1401512149585
1991-04-01	64.5772547157925
1991-07-01	64.7362053729920
1991-10-01	64.8211431213172
1992-01-01	64.9911223767332
1992-04-01	64.2403991498685
1992-07-01	64.4542832397896
1992-10-01	65.0993691975284
1993-01-01	65.0023356595680
1993-04-01	64.5098306965605
1993-07-01	64.7170854391105
1993-10-01	63.9963630459591
1994-01-01	63.8553571695122
1994-04-01	63.9655878823100
1994-07-01	63.8625798741569
1994-10-01	63.4117171704124
1995-01-01	63.7264910109428
1995-04-01	63.8898629832996
1995-07-01	63.7114175720045
1995-10-01	63.7433988929692
1996-01-01	62.9835308226153
1996-04-01	63.4974273135690
1996-07-01	63.8796667138056
1996-10-01	64.3485968469495
1997-01-01	64.0977290796732
1997-04-01	64.5084630269437
1997-07-01	64.1249451177496
1997-10-01	64.1507544609647
1998-01-01	63.9389023144653
1998-04-01	63.8615524453974
1998-07-01	63.6533801429238
1998-10-01	63.5104754618190
1999-01-01	63.8565515236782
1999-04-01	63.5795694981535
1999-07-01	63.4452487813369
1999-10-01	63.3273118311900
2000-01-01	62.8620580268113
2000-04-01	62.5872650100335
2000-07-01	62.9838096156370
2000-10-01	62.9095561084204
2001-01-01	62.6975403256280
2001-04-01	62.1247790690703
2001-07-01	61.6808323325395
2001-10-01	61.5390686801196
2002-01-01	62.1114455430681
2002-04-01	61.4780932586502
2002-07-01	61.5602532023133
2002-10-01	61.6656591242457
2003-01-01	61.8542021898017
2003-04-01	61.8343790261372
2003-07-01	62.2104992480522
2003-10-01	62.7132790818722
2004-01-01	62.6846592567581
2004-04-01	63.0679779860484
2004-07-01	63.1114316758094
2004-10-01	63.5300259755346
2005-01-01	63.5412864708300
2005-04-01	63.8455397554049
2005-07-01	64.2504017784143
2005-10-01	63.7592778969506
2006-01-01	64.1597164864798
2006-04-01	64.7599722855986
2006-07-01	64.8575485328354
2006-10-01	65.1532113300693
2007-01-01	65.8824950279957
2007-04-01	65.8906418010511
2007-07-01	66.4846317238892
2007-10-01	66.5510321914576
2008-01-01	66.1937126859442
2008-04-01	66.7427014964474
2008-07-01	66.4853450493097
2008-10-01	66.4613810493678
2009-01-01	66.2415001629946
2009-04-01	65.6337670625563
2009-07-01	65.4928012839502
2009-10-01	65.4518905317414
2010-01-01	65.7109330269666
2010-04-01	65.3498998157987
2010-07-01	65.5156519815932
2010-10-01	65.4772808484554
2011-01-01	65.9014096162505
2011-04-01	66.3121318775024
2011-07-01	65.6230104908900
2011-10-01	65.8504821440203
2012-01-01	65.3136177391708
2012-04-01	65.3251184551516
2012-07-01	65.4798250945636
2012-10-01	65.8243122826446
2013-01-01	66.5032578274865
2013-04-01	66.5011735987097
2013-07-01	67.0692123109318
2013-10-01	67.6240396430855
2014-01-01	68.2020973986036
2014-04-01	68.6237729122849
2014-07-01	68.8633940543661
2014-10-01	69.2003584352829
2015-01-01	69.6499341171516
2015-04-01	69.6806786046017
2015-07-01	70.5327992399152
2015-10-01	70.7160243066418
2016-01-01	70.9157877485898
2016-04-01	71.4002272389572
2016-07-01	71.8357139237428
2016-10-01	72.1250851473544
2017-01-01	72.7805365558596
2017-04-01	73.0893121575999
2017-07-01	73.7894708567477
2017-10-01	74.0768962904764
2018-01-01	74.8388081873360
2018-04-01	75.3086847815432
2018-07-01	75.2386314908502