Quarter	Percent, Seasonally Adjusted
2005-01-01	55.8456773820357
2005-04-01	55.9918389639072
2005-07-01	56.1957721100981
2005-10-01	56.3787094228026
2006-01-01	56.7724495286855
2006-04-01	57.0529160405447
2006-07-01	57.3297717794338
2006-10-01	57.4960935506406
2007-01-01	57.7790976728564
2007-04-01	58.0381490367647
2007-07-01	58.3019082792132
2007-10-01	58.5539180334376
2008-01-01	58.7517363321187
2008-04-01	58.8583680246237
2008-07-01	58.9702466981730
2008-10-01	58.9066815693698
2009-01-01	58.5067798486165
2009-04-01	58.4211846854486
2009-07-01	58.2615226933600
2009-10-01	58.2978984974638
2010-01-01	58.1003721023420
2010-04-01	58.1648888840193
2010-07-01	58.2923308365466
2010-10-01	58.2828534536963
2011-01-01	58.3472007300738
2011-04-01	58.4075914856627
2011-07-01	58.3963341017412
2011-10-01	58.4775283514855
2012-01-01	58.5132809144912
2012-04-01	58.5575791849420
2012-07-01	58.5993626186435
2012-10-01	58.6199315184312
2013-01-01	58.6044945471039
2013-04-01	58.6855446343488
2013-07-01	58.8180353309013
2013-10-01	58.9687412018397
2014-01-01	59.2391707008678
2014-04-01	59.4241678723792
2014-07-01	59.6504207563980
2014-10-01	59.8882122716136
2015-01-01	60.0438677556317
2015-04-01	60.2722483968650
2015-07-01	60.4705834950819
2015-10-01	60.6966733223253
2016-01-01	60.9785344210579
2016-04-01	61.2045654949469
2016-07-01	61.5045531565311
2016-10-01	61.7416025114855
2017-01-01	61.9992537247713
2017-04-01	62.3385208426129
2017-07-01	62.5341629808384
2017-10-01	62.7786553309453
2018-01-01	63.0046980920591
2018-04-01	63.2222249248962