Quarter	Percent, Seasonally Adjusted
2002-01-01	51.5977442590094
2002-04-01	52.9256390618798
2002-07-01	54.2145670721180
2002-10-01	53.2306582009418
2003-01-01	49.2691500025031
2003-04-01	51.0888114251664
2003-07-01	51.1029386490397
2003-10-01	51.9560399347106
2004-01-01	54.1396693648820
2004-04-01	54.9879512639083
2004-07-01	53.6949908216959
2004-10-01	53.6522861759406
2005-01-01	53.0854077052145
2005-04-01	51.5848496621370
2005-07-01	51.9914181499018
2005-10-01	51.0081887265395
2006-01-01	51.3726545757891
2006-04-01	49.5589596820454
2006-07-01	50.7131191065964
2006-10-01	49.6101751555399
2007-01-01	50.3714392064040
2007-04-01	50.4575758025384
2007-07-01	48.0008727764062
2007-10-01	50.1055050887929
2008-01-01	51.1379211669468
2008-04-01	49.5246054954888
2008-07-01	48.8648453816315
2008-10-01	49.8279031600421
2009-01-01	49.2315942134054
2009-04-01	49.6524906753858
2009-07-01	49.2631026469113
2009-10-01	50.8756384660692
2010-01-01	55.8467286376640
2010-04-01	44.5172612344741
2010-07-01	49.7316775571040
2010-10-01	47.3428846835989
2011-01-01	48.1851291641772
2011-04-01	47.7515453782433
2011-07-01	46.6482366714036
2011-10-01	47.5924243762157
2012-01-01	45.2010950616388
2012-04-01	44.1328644449235
2012-07-01	42.1340463825092
2012-10-01	41.7631475260618
2013-01-01	42.7817103527825
2013-04-01	43.2803886395487
2013-07-01	39.3618742347217
2013-10-01	44.8578315148959
2014-01-01	44.6266377968557
2014-04-01	44.7890649764169
2014-07-01	44.7348837866723
2014-10-01	46.2730654823462
2015-01-01	47.4281218966589
2015-04-01	47.0153714303265
2015-07-01	45.1071976944682
2015-10-01	41.2052361220260
2016-01-01	43.0433626881085
2016-04-01	43.1821501133656
2016-07-01	44.1572250453971
2016-10-01	44.9778854473518
2017-01-01	43.3975863595509
2017-04-01	43.8026264300613
2017-07-01	44.8126051761853
2017-10-01	44.4104882999512
2018-01-01	42.5376465056782
2018-04-01	44.2794068378929