Quarter	Percent, Seasonally Adjusted
2005-01-01	60.0694510594750
2005-04-01	59.6739299563499
2005-07-01	59.8130164106926
2005-10-01	59.5745895024149
2006-01-01	59.5544330834796
2006-04-01	60.0065723240191
2006-07-01	59.8640150331521
2006-10-01	59.8286752165300
2007-01-01	59.5157258501401
2007-04-01	59.3034962335366
2007-07-01	58.9719277233338
2007-10-01	59.0179399831296
2008-01-01	58.8758658164116
2008-04-01	59.1166248147159
2008-07-01	59.1646022201214
2008-10-01	59.3721929378382
2009-01-01	59.1348892035745
2009-04-01	59.3537582957828
2009-07-01	59.8141522001839
2009-10-01	60.2881283697502
2010-01-01	60.5350848471064
2010-04-01	60.8051445520250
2010-07-01	60.8683317480459
2010-10-01	60.9459308489486
2011-01-01	60.9394778200969
2011-04-01	60.7914086944071
2011-07-01	60.8162030076251
2011-10-01	61.0514575245155
2012-01-01	61.3911580471567
2012-04-01	61.2625363837077
2012-07-01	61.4175065845732
2012-10-01	61.4548649641657
2013-01-01	61.3161713000956
2013-04-01	61.6572390070009
2013-07-01	61.8130592197527
2013-10-01	61.8109814430750
2014-01-01	62.3359099605765
2014-04-01	62.4155920434228
2014-07-01	62.5571588215430
2014-10-01	62.5228997194436
2015-01-01	62.3309300127295
2015-04-01	62.8213623136446
2015-07-01	62.9378693131212
2015-10-01	62.9947922437799
2016-01-01	63.0314117709503
2016-04-01	62.6223771318636
2016-07-01	62.4101362900557
2016-10-01	62.8716382228037
2017-01-01	62.7564528472509
2017-04-01	62.5949661713571
2017-07-01	62.7660378488366
2017-10-01	62.3464415816430
2018-01-01	62.7130875281714
2018-04-01	62.9503602930275