Quarter	Percent, Seasonally Adjusted
2005-01-01	62.3790910331263
2005-04-01	62.6605232984383
2005-07-01	63.1625387398843
2005-10-01	63.2515299355584
2006-01-01	63.5808699034292
2006-04-01	63.6135338528627
2006-07-01	63.7184198312034
2006-10-01	63.5180993272676
2007-01-01	64.4500945554435
2007-04-01	65.2465462575936
2007-07-01	65.7468259919001
2007-10-01	64.6001610940762
2008-01-01	64.5125670852047
2008-04-01	64.6897731867477
2008-07-01	64.5977279224196
2008-10-01	63.7980426477170
2009-01-01	61.3276279666456
2009-04-01	60.2017154478491
2009-07-01	59.7030913790206
2009-10-01	58.1870734822416
2010-01-01	57.2531940379742
2010-04-01	56.9575962620828
2010-07-01	57.6416070420839
2010-10-01	58.3773726138514
2011-01-01	59.4030559355448
2011-04-01	60.2058350886642
2011-07-01	60.3054228689786
2011-10-01	60.8521417717493
2012-01-01	61.1712176251876
2012-04-01	61.9785272890067
2012-07-01	62.6175996168177
2012-10-01	62.3263573130866
2013-01-01	62.9092392738763
2013-04-01	63.7376350110910
2013-07-01	63.9478309907362
2013-10-01	64.3734547145168
2014-01-01	64.7895753534776
2014-04-01	65.2633749525235
2014-07-01	66.5303091597725
2014-10-01	66.1495253725722
2015-01-01	66.3848280714125
2015-04-01	67.0452206289199
2015-07-01	67.4641213901054
2015-10-01	68.0179611811555
2016-01-01	68.6932097002392
2016-04-01	69.4793195957002
2016-07-01	69.6219969254592
2016-10-01	69.7347583900950
2017-01-01	69.6148659478930
2017-04-01	70.4971411334582
2017-07-01	70.5377622557038
2017-10-01	70.9840671229082
2018-01-01	71.2276022789205
2018-04-01	72.0037490831600