Quarter	Percent, Seasonally Adjusted
2001-01-01	49.6678832703717
2001-04-01	49.6317495614672
2001-07-01	50.0655338085785
2001-10-01	50.4708139395543
2002-01-01	50.4551476493813
2002-04-01	51.3297829576644
2002-07-01	50.9328326829853
2002-10-01	51.0032071843369
2003-01-01	51.8346903467831
2003-04-01	51.4813134949568
2003-07-01	52.6372381566326
2003-10-01	53.0528764607847
2004-01-01	52.8250788738890
2004-04-01	54.1861984607808
2004-07-01	52.1750029611910
2004-10-01	52.0911951779221
2005-01-01	52.3024798490313
2005-04-01	48.1704502120753
2005-07-01	50.1865817752319
2005-10-01	49.8304336910199
2006-01-01	49.6467870611346
2006-04-01	48.6117988824994
2006-07-01	48.1319356611851
2006-10-01	48.2652737901822
2007-01-01	47.3446851572762
2007-04-01	49.1712615678052
2007-07-01	47.5031333085227
2007-10-01	47.0185522340352
2008-01-01	46.8788259468913
2008-04-01	46.9498516504504
2008-07-01	46.9238711531777
2008-10-01	47.8674830954039
2009-01-01	48.5431330157361
2009-04-01	48.2643201058107
2009-07-01	49.7867004612299
2009-10-01	49.3138931750878
2010-01-01	49.2661892423654
2010-04-01	48.6044559102459
2010-07-01	47.7651504752612
2010-10-01	47.8535470479894
2011-01-01	47.1004448847880
2011-04-01	46.9199084140148
2011-07-01	47.0467850356226
2011-10-01	47.0064475110893
2012-01-01	47.8397355566265
2012-04-01	47.6277100475055
2012-07-01	47.1170995241352
2012-10-01	47.0773210914406
2013-01-01	46.1685649868396
2013-04-01	45.7549757472994
2013-07-01	45.3946909875178
2013-10-01	44.6872494968040
2014-01-01	44.8713801496067
2014-04-01	44.7806449387339
2014-07-01	43.9572171592394
2014-10-01	44.6017031115093
2015-01-01	44.5308280287117
2015-04-01	45.2946407360368
2015-07-01	44.7805669042010
2015-10-01	44.8770635007459
2016-01-01	44.4181090141926
2016-04-01	44.2130118227880
2016-07-01	46.4868518329717
2016-10-01	45.5270874827939
2017-01-01	45.0569095738188
2017-04-01	45.7406293540918
2017-07-01	45.0921318914963
2017-10-01	45.3163996596577
2018-01-01	45.6047003289484
2018-04-01	46.0427827778967