Quarter	Percent, Seasonally Adjusted
2005-01-01	61.6446229408751
2005-04-01	61.7324642563189
2005-07-01	61.7422949062105
2005-10-01	61.8558957773592
2006-01-01	62.1341668022033
2006-04-01	62.1638509680090
2006-07-01	62.2249174703938
2006-10-01	62.3705026112804
2007-01-01	62.3713365652171
2007-04-01	62.5033436687215
2007-07-01	62.7827628244199
2007-10-01	62.7698039290648
2008-01-01	62.8838618830564
2008-04-01	62.9259551528237
2008-07-01	63.0748327576542
2008-10-01	63.0444042607491
2009-01-01	63.0813783992309
2009-04-01	63.0597177733961
2009-07-01	62.9149642029793
2009-10-01	63.0740473504088
2010-01-01	63.1128631253410
2010-04-01	63.0700930055198
2010-07-01	62.9867977206106
2010-10-01	63.0524947587744
2011-01-01	63.1073508463677
2011-04-01	63.2185704405809
2011-07-01	63.2283270046544
2011-10-01	63.3578779569817
2012-01-01	63.5010593265205
2012-04-01	63.6198897001444
2012-07-01	63.6875462939225
2012-10-01	63.6981490183709
2013-01-01	63.7050107592848
2013-04-01	63.7270243428979
2013-07-01	63.6983508407748
2013-10-01	63.6363261192117
2014-01-01	63.6709406888791
2014-04-01	63.6198514797596
2014-07-01	63.6984237119713
2014-10-01	63.8091150433909
2015-01-01	63.7294299014465
2015-04-01	63.7621102397791
2015-07-01	63.7324199154040
2015-10-01	63.8482318697120
2016-01-01	63.9878706471254
2016-04-01	64.0872802322180
2016-07-01	64.1820850486562
2016-10-01	64.1585004645458
2017-01-01	64.1177007206030
2017-04-01	64.1997730521962
2017-07-01	64.3191098928008
2017-10-01	64.3437938261612
2018-01-01	64.3496296280788
2018-04-01	64.4356741790826