Quarter	Percent, Seasonally Adjusted
1999-04-01	70.4068859488582
1999-07-01	70.6054526616844
1999-10-01	70.5109347491728
2000-01-01	70.2915873418856
2000-04-01	70.4575266439144
2000-07-01	70.2394704328530
2000-10-01	70.0374056998837
2001-01-01	70.1362221143813
2001-04-01	69.8029160116195
2001-07-01	69.9927221855141
2001-10-01	69.9074290993781
2002-01-01	69.7346764243417
2002-04-01	69.6814637704719
2002-07-01	69.6976558960539
2002-10-01	69.9767517825639
2003-01-01	69.8638494631715
2003-04-01	69.9284419852612
2003-07-01	70.0028943145704
2003-10-01	69.7476737271981
2004-01-01	69.7878294257746
2004-04-01	69.5349256809098
2004-07-01	69.4994924229116
2004-10-01	69.6203129662294
2005-01-01	69.7556329416860
2005-04-01	69.4018682995973
2005-07-01	69.4823154038904
2005-10-01	69.7458972372627
2006-01-01	69.7218582035585
2006-04-01	69.8772199597556
2006-07-01	70.1886207637683
2006-10-01	69.8665750016742
2007-01-01	69.8044246777653
2007-04-01	69.7907619933327
2007-07-01	69.7935248964472
2007-10-01	69.7814608779692
2008-01-01	69.9575080002418
2008-04-01	70.0186958323339
2008-07-01	69.8755072159507
2008-10-01	70.0291325110590
2009-01-01	69.8851849068883
2009-04-01	69.4425596664037
2009-07-01	69.2247181652614
2009-10-01	68.8643976652267
2010-01-01	68.7087089986850
2010-04-01	68.9692641989908
2010-07-01	69.2284292249689
2010-10-01	69.0910404556242
2011-01-01	68.8079529900536
2011-04-01	68.9238444081678
2011-07-01	68.7012707257554
2011-10-01	68.7308229067952
2012-01-01	68.7047519439214
2012-04-01	69.0108313094442
2012-07-01	68.8634441434797
2012-10-01	68.8967898194978
2013-01-01	68.6106934670272
2013-04-01	68.7751763084822
2013-07-01	68.8923814168550
2013-10-01	68.7833685862054
2014-01-01	68.8395076543906
2014-04-01	68.6852642283645
2014-07-01	68.5766831133357
2014-10-01	68.3574842547806
2015-01-01	68.6534574130524
2015-04-01	68.3382008926474
2015-07-01	68.4247454211942
2015-10-01	68.8077956272681
2016-01-01	68.7851884991796
2016-04-01	68.7616256018318
2016-07-01	68.5381067861166
2016-10-01	68.3435302217855
2017-01-01	68.3979773206435
2017-04-01	68.3999060580744
2017-07-01	67.9327812214609
2017-10-01	68.1828437072546
2018-01-01	68.3771516177859
2018-04-01	68.2413581978892