Quarter	Percent, Seasonally Adjusted
2001-01-01	50.4904865655955
2001-04-01	49.4253648348824
2001-07-01	49.9575605496944
2001-10-01	49.8058375142045
2002-01-01	49.6935241303093
2002-04-01	50.9887192721773
2002-07-01	50.0412617301471
2002-10-01	50.4928950682534
2003-01-01	50.7752754879933
2003-04-01	50.9847250631269
2003-07-01	52.5713520719900
2003-10-01	52.5903350422811
2004-01-01	52.4157463639229
2004-04-01	54.3150639830838
2004-07-01	51.9178428978388
2004-10-01	52.1796278943149
2005-01-01	52.2427489205164
2005-04-01	46.9291742704129
2005-07-01	49.4760396006959
2005-10-01	48.1336149904236
2006-01-01	48.3142324776517
2006-04-01	48.4087120212079
2006-07-01	47.2600066454943
2006-10-01	48.5200324313234
2007-01-01	47.8681700317662
2007-04-01	47.6762234171590
2007-07-01	47.2100722579315
2007-10-01	46.2929916475573
2008-01-01	46.3818091412239
2008-04-01	46.6960833353798
2008-07-01	46.6544956650479
2008-10-01	47.9352908681174
2009-01-01	48.4244460157355
2009-04-01	48.1586430973786
2009-07-01	50.2841623248958
2009-10-01	49.1861862316092
2010-01-01	49.0786310399763
2010-04-01	49.2768796327090
2010-07-01	48.0211014061276
2010-10-01	48.4871138762263
2011-01-01	47.5764990809063
2011-04-01	47.4701454085706
2011-07-01	47.2468276854686
2011-10-01	46.5863081714769
2012-01-01	46.8164758567229
2012-04-01	46.5703931838180
2012-07-01	46.3364143896763
2012-10-01	46.5148489204655
2013-01-01	45.6758967369109
2013-04-01	44.9836499318576
2013-07-01	45.0673044914892
2013-10-01	43.6293302623279
2014-01-01	44.4053281356121
2014-04-01	44.3480417476901
2014-07-01	42.9589314315763
2014-10-01	44.0981873410821
2015-01-01	43.3317211933113
2015-04-01	43.5505960073153
2015-07-01	43.3398562011362
2015-10-01	43.7317621425630
2016-01-01	43.5518153960522
2016-04-01	43.6434032870506
2016-07-01	45.6661784105520
2016-10-01	44.9600684994549
2017-01-01	44.2274842519531
2017-04-01	45.4808420712900
2017-07-01	44.3506342202810
2017-10-01	44.4412498616651
2018-01-01	44.9227772192845
2018-04-01	44.5729104361729