Quarter	Percent, Seasonally Adjusted
2000-01-01	49.5589273112209
2000-04-01	51.4280677009873
2000-07-01	51.2374934175882
2000-10-01	50.6935908691835
2001-01-01	49.8848130427078
2001-04-01	50.2484031227821
2001-07-01	53.1929948699805
2001-10-01	51.8727915194346
2002-01-01	50.0353356890459
2002-04-01	51.7638716539621
2002-07-01	52.0866631148997
2002-10-01	53.3250355618777
2003-01-01	52.6334583110159
2003-04-01	52.2134951802928
2003-07-01	53.5873241944098
2003-10-01	53.9229671897290
2004-01-01	54.3092635728364
2004-04-01	54.2039355992844
2004-07-01	53.4396273737012
2004-10-01	53.5208743952697
2005-01-01	55.2504038772213
2005-04-01	56.7703650422586
2005-07-01	55.2367288378766
2005-10-01	56.0200071454091
2006-01-01	57.4833002346994
2006-04-01	58.8341781317886
2006-07-01	57.9051739679106
2006-10-01	58.1893448524118
2007-01-01	57.9723334546778
2007-04-01	59.3846713999636
2007-07-01	59.1966557615413
2007-10-01	58.2198001816530
2008-01-01	58.2097748489841
2008-04-01	58.4353865838055
2008-07-01	59.5359883083668
2008-10-01	59.1150118851710
2009-01-01	57.2270300128890
2009-04-01	55.6948028013269
2009-07-01	55.1152073732719
2009-10-01	54.8933038999264
2010-01-01	54.2523624235686
2010-04-01	54.3026706231454
2010-07-01	53.0669144981413
2010-10-01	54.0148698884758
2011-01-01	54.4619422572178
2011-04-01	56.1751497005988
2011-07-01	57.7981651376147
2011-10-01	56.7010309278350
2012-01-01	57.6194086429113
2012-04-01	58.7878787878788
2012-07-01	58.1849185297461
2012-10-01	56.8994889267462
2013-01-01	57.7867280398926
2013-04-01	59.9347909474492
2013-07-01	59.1162343900096
2013-10-01	58.5220729366603
2014-01-01	57.1068450649602
2014-04-01	59.5228859581071
2014-07-01	60.3960396039604
2014-10-01	59.4993207840093
2015-01-01	60.0902137674054
2015-04-01	61.1209092690574
2015-07-01	62.6225009800078
2015-10-01	61.5852462232686
2016-01-01	61.1187709277132
2016-04-01	63.9834678212950
2016-07-01	62.2366607599921
2016-10-01	60.9732072498030
2017-01-01	62.5869262865090
2017-04-01	63.1672950982338
2017-07-01	64.4148619113849
2017-10-01	64.6358404445326
2018-01-01	63.2835820895522
2018-04-01	64.2203659506762