Quarter	Percent, Seasonally Adjusted
2000-01-01	66.4758921678065
2000-04-01	66.6971113584804
2000-07-01	66.3315750576264
2000-10-01	66.4776324221536
2001-01-01	66.7310002056389
2001-04-01	66.4133263753072
2001-07-01	66.1835622312203
2001-10-01	65.8216613746291
2002-01-01	65.6177359928791
2002-04-01	65.5642374266529
2002-07-01	65.2778209990675
2002-10-01	65.1413352822418
2003-01-01	64.6410943941070
2003-04-01	64.6009342597103
2003-07-01	64.8124159424449
2003-10-01	64.8922706299536
2004-01-01	65.1029408443717
2004-04-01	64.8351562209527
2004-07-01	64.6902229817646
2004-10-01	65.3408374570796
2005-01-01	65.5629678373494
2005-04-01	65.4657612967377
2005-07-01	66.0591331737158
2005-10-01	65.8389116960889
2006-01-01	64.8170291891264
2006-04-01	64.9765469794663
2006-07-01	65.3532216210863
2006-10-01	65.0316423768665
2007-01-01	64.8153537807620
2007-04-01	65.1929056118270
2007-07-01	64.8352673502039
2007-10-01	65.1628321560100
2008-01-01	65.8560307286982
2008-04-01	65.8726833447194
2008-07-01	65.9075707493741
2008-10-01	66.4086804875258
2009-01-01	66.7097835498881
2009-04-01	66.6668981143180
2009-07-01	67.2825961327223
2009-10-01	66.8941425362816
2010-01-01	66.8604309768970
2010-04-01	67.1556219971270
2010-07-01	67.2945420645312
2010-10-01	67.3067432254373
2011-01-01	67.3271486375784
2011-04-01	67.6559447376168
2011-07-01	67.5350232677456
2011-10-01	67.6393584658766
2012-01-01	67.6852574049779
2012-04-01	67.9935162962246
2012-07-01	68.0002495432964
2012-10-01	68.1846183440621
2013-01-01	68.1553097996042
2013-04-01	68.3327072501405
2013-07-01	68.2804789300470
2013-10-01	68.2591929701216
2014-01-01	68.4603487960717
2014-04-01	68.5550479999386
2014-07-01	68.7219618755092
2014-10-01	68.6162208892510
2015-01-01	68.5804264993904
2015-04-01	68.0585062762478
2015-07-01	68.5825539888433
2015-10-01	68.9184384002212
2016-01-01	68.9691092859380
2016-04-01	68.9446046887350
2016-07-01	68.8008244741454
2016-10-01	69.1315610340966
2017-01-01	69.3817188565237
2017-04-01	69.5445624924538
2017-07-01	69.4881080045671
2017-10-01	69.2196788807545
2018-01-01	69.1338544102566
2018-04-01	69.2621107369448