Quarter	Percent, Seasonally Adjusted
2005-01-01	41.4653455090445
2005-04-01	45.9726569322452
2005-07-01	46.8378267677589
2005-10-01	46.4287464170264
2006-01-01	47.8662365200045
2006-04-01	47.9380863579419
2006-07-01	47.4721418603135
2006-10-01	48.9525227968532
2007-01-01	50.0364795676473
2007-04-01	49.8990889640468
2007-07-01	50.3692363239586
2007-10-01	49.5034065905456
2008-01-01	48.4422303303823
2008-04-01	49.3412212440990
2008-07-01	50.4518072764965
2008-10-01	50.4036893852845
2009-01-01	51.8564437944504
2009-04-01	52.6938560391115
2009-07-01	52.4803595058810
2009-10-01	52.7212264985511
2010-01-01	51.7360097726540
2010-04-01	51.4882911534638
2010-07-01	51.3642084905651
2010-10-01	52.3508588216518
2011-01-01	52.7429408546636
2011-04-01	53.1988540111191
2011-07-01	53.0942538915047
2011-10-01	53.2077448882997
2012-01-01	53.5899990012350
2012-04-01	53.9874753350869
2012-07-01	54.7346826402149
2012-10-01	54.5674625894992
2013-01-01	55.3196501326748
2013-04-01	55.9222638110598
2013-07-01	55.8465093875782
2013-10-01	57.3693160170261
2014-01-01	57.6796500514433
2014-04-01	58.0406748806875
2014-07-01	59.8092518317935
2014-10-01	60.1959760616914
2015-01-01	61.3432050191690
2015-04-01	63.2188608531364
2015-07-01	63.5756866417554
2015-10-01	65.1303947195682
2016-01-01	66.2392599692092
2016-04-01	66.5724635826694
2016-07-01	67.4922596427994
2016-10-01	68.4067305623396
2017-01-01	68.8602311088734
2017-04-01	69.6649571965100
2017-07-01	69.6501273065857
2017-10-01	70.3757055381697
2018-01-01	70.9063197250711
2018-04-01	70.8869904716021