Quarter	Percent, Seasonally Adjusted
2005-01-01	47.7332725513989
2005-04-01	48.3027701507094
2005-07-01	48.9806433401626
2005-10-01	49.1699023909833
2006-01-01	50.0475785521462
2006-04-01	49.6323765256528
2006-07-01	50.1812963206780
2006-10-01	50.2612056837927
2007-01-01	50.3560591572308
2007-04-01	50.5347984846233
2007-07-01	50.2926048110165
2007-10-01	51.2559355872396
2008-01-01	51.2211685964173
2008-04-01	51.1216587715338
2008-07-01	50.4335433227112
2008-10-01	50.1779887599053
2009-01-01	50.6751169520893
2009-04-01	50.5632410469019
2009-07-01	51.8729977735024
2009-10-01	51.6608476838848
2010-01-01	50.9829193763370
2010-04-01	51.5191616390189
2010-07-01	51.1257455653692
2010-10-01	50.0318828738525
2011-01-01	50.8416853022449
2011-04-01	51.1556008426613
2011-07-01	51.5055381678828
2011-10-01	52.8901406226328
2012-01-01	52.5204789614541
2012-04-01	53.2492336154250
2012-07-01	53.3748926964254
2012-10-01	52.7320318748265
2013-01-01	52.6199175547538
2013-04-01	53.3132911471409
2013-07-01	53.5031760715561
2013-10-01	53.5139047011587
2014-01-01	52.7407727378735
2014-04-01	52.3737820144758
2014-07-01	52.0958187558893
2014-10-01	52.2229557940842
2015-01-01	52.8022628163388
2015-04-01	52.8604366161512
2015-07-01	52.9585901641299
2015-10-01	53.9799104376379
2016-01-01	53.7938106829177
2016-04-01	53.3897751374559
2016-07-01	53.7790790224100
2016-10-01	53.4526916026378
2017-01-01	53.7931171439698
2017-04-01	53.3152367337003
2017-07-01	53.2688326069676
2017-10-01	53.7375649594844
2018-01-01	53.9494143591608
2018-04-01	54.3633581431069