Quarter	Percent, Seasonally Adjusted
2005-01-01	65.2176015986957
2005-04-01	66.1438611962646
2005-07-01	65.6010957752452
2005-10-01	65.7420057573169
2006-01-01	65.2030456646482
2006-04-01	65.1895160271326
2006-07-01	64.7058583131100
2006-10-01	64.9709093755498
2007-01-01	64.3143053867671
2007-04-01	65.5441012437609
2007-07-01	65.7061859585227
2007-10-01	64.0198229240243
2008-01-01	64.5739340391489
2008-04-01	65.2805011097211
2008-07-01	66.3342490280568
2008-10-01	67.2227564965070
2009-01-01	66.9254762508495
2009-04-01	67.4634800301667
2009-07-01	66.1985207151911
2009-10-01	65.8315315682890
2010-01-01	66.0390501060759
2010-04-01	66.5196912436860
2010-07-01	66.2267147438936
2010-10-01	68.0114316435111
2011-01-01	67.5282039370099
2011-04-01	66.8025732811469
2011-07-01	67.1521246366797
2011-10-01	65.4190684695950
2012-01-01	66.8208766155674
2012-04-01	65.6185037249418
2012-07-01	65.7868424818375
2012-10-01	66.5784114383538
2013-01-01	67.2815266587158
2013-04-01	66.0924646761677
2013-07-01	67.5891944905572
2013-10-01	66.7468882962806
2014-01-01	66.9848214249043
2014-04-01	67.5874015203020
2014-07-01	68.1589180422750
2014-10-01	69.2432512312818
2015-01-01	68.7026476187257
2015-04-01	68.7232344072636
2015-07-01	68.5356851647413
2015-10-01	67.7294031668766
2016-01-01	68.8585790720336
2016-04-01	68.8082968044795
2016-07-01	68.1628897085315
2016-10-01	69.4287455625154
2017-01-01	68.8279287241837
2017-04-01	69.4230597315389
2017-07-01	69.4037049204259
2017-10-01	69.3309114647974
2018-01-01	69.3133060992206
2018-04-01	68.2856596765309