Quarter	Percent, Seasonally Adjusted
2005-01-01	51.2794920530789
2005-04-01	51.3180215928992
2005-07-01	51.7828489122458
2005-10-01	52.0162529237438
2006-01-01	52.1106880449492
2006-04-01	52.1432937623739
2006-07-01	52.0239600949535
2006-10-01	51.9532619970243
2007-01-01	52.6961021340149
2007-04-01	53.3685486010685
2007-07-01	53.7913596950114
2007-10-01	52.8860857755246
2008-01-01	52.6543201029686
2008-04-01	52.6749287169716
2008-07-01	52.7958804539387
2008-10-01	52.1307174097480
2009-01-01	49.8318245853104
2009-04-01	48.9385338469993
2009-07-01	48.6891143939978
2009-10-01	47.5479818127915
2010-01-01	46.4827823339686
2010-04-01	46.1559997980120
2010-07-01	46.7140514179403
2010-10-01	47.4260790200343
2011-01-01	48.0078056798972
2011-04-01	48.7573837665377
2011-07-01	48.5634945649739
2011-10-01	48.9068736945862
2012-01-01	49.4014590172288
2012-04-01	50.1715563466380
2012-07-01	50.5143476129621
2012-10-01	49.9773827416614
2013-01-01	50.5248784859369
2013-04-01	51.2700840085078
2013-07-01	51.3009957912246
2013-10-01	51.6023171393234
2014-01-01	52.0169679558024
2014-04-01	52.2650574407354
2014-07-01	53.3048159595682
2014-10-01	52.9156346851366
2015-01-01	53.1295240224635
2015-04-01	53.7067331922800
2015-07-01	53.9022923506047
2015-10-01	54.3123004293786
2016-01-01	55.2294306380503
2016-04-01	55.6880173752564
2016-07-01	55.5881896420382
2016-10-01	55.8457472990830
2017-01-01	55.9413175442460
2017-04-01	56.4412774594024
2017-07-01	56.2423049644301
2017-10-01	56.6404185963408
2018-01-01	56.9238159146433
2018-04-01	57.4202053924318