Quarter	Percent, Seasonally Adjusted
2005-01-01	56.1788248909194
2005-04-01	55.9768098843034
2005-07-01	56.0876705361583
2005-10-01	55.9943575725454
2006-01-01	55.9536138182188
2006-04-01	56.1293058738479
2006-07-01	56.1808909638163
2006-10-01	56.0760244420009
2007-01-01	55.8527787715194
2007-04-01	55.8022315793166
2007-07-01	55.2877764269741
2007-10-01	55.5553470595971
2008-01-01	55.3787509609069
2008-04-01	55.5078741382259
2008-07-01	55.5768083431315
2008-10-01	55.8893239864613
2009-01-01	55.9493867696323
2009-04-01	56.2341089393135
2009-07-01	56.6100641879577
2009-10-01	57.0874066953774
2010-01-01	57.3422642408987
2010-04-01	57.6271311893493
2010-07-01	58.0283417531299
2010-10-01	57.9640038614680
2011-01-01	57.9966680046765
2011-04-01	58.0720744864990
2011-07-01	58.2131845514521
2011-10-01	58.1755997691464
2012-01-01	58.5624369582216
2012-04-01	58.4630461652918
2012-07-01	58.5674460369942
2012-10-01	58.6819188682428
2013-01-01	58.6798585767328
2013-04-01	58.8481116285133
2013-07-01	59.1368928960708
2013-10-01	59.4222130237180
2014-01-01	59.6711299300898
2014-04-01	59.8973511128573
2014-07-01	59.8619388198463
2014-10-01	60.0057894594965
2015-01-01	59.8499586696574
2015-04-01	60.3883210278400
2015-07-01	60.4999924602072
2015-10-01	60.3663715722568
2016-01-01	60.5155910251621
2016-04-01	60.2360567738621
2016-07-01	60.3393460294620
2016-10-01	60.2637762079786
2017-01-01	60.4552977663618
2017-04-01	60.2747138830092
2017-07-01	60.0897604239806
2017-10-01	60.0216655987051
2018-01-01	60.1268046571278
2018-04-01	60.0231604136088