Quarter	Percent, Seasonally Adjusted
2003-01-01	39.8707522042633
2003-04-01	40.5279030255378
2003-07-01	41.3266845135072
2003-10-01	41.8774613451074
2004-01-01	42.7226813305127
2004-04-01	41.4733469903639
2004-07-01	41.3752798517854
2004-10-01	41.0781052349157
2005-01-01	41.7057846689320
2005-04-01	41.7616844978586
2005-07-01	41.4412898293748
2005-10-01	41.1470353413456
2006-01-01	41.0688427203749
2006-04-01	40.9108203024770
2006-07-01	40.1608493851345
2006-10-01	39.9974004987008
2007-01-01	40.4294365465624
2007-04-01	40.9164049389078
2007-07-01	40.5116703953117
2007-10-01	40.1465187329154
2008-01-01	40.1797197481104
2008-04-01	40.6290883145267
2008-07-01	40.5165086914522
2008-10-01	41.0633186310875
2009-01-01	41.0795321059104
2009-04-01	41.7064797032888
2009-07-01	41.5246103666316
2009-10-01	41.7060243235490
2010-01-01	41.5424858036998
2010-04-01	42.3236486181427
2010-07-01	42.5193896273550
2010-10-01	42.6708226133118
2011-01-01	43.0740567132768
2011-04-01	43.6841371359176
2011-07-01	44.0980269708367
2011-10-01	45.3685319956662
2012-01-01	46.1227046319084
2012-04-01	47.0353658451511
2012-07-01	48.0274493454991
2012-10-01	48.8988142175656
2013-01-01	48.3558027751173
2013-04-01	48.4887920800095
2013-07-01	48.3141425912266
2013-10-01	48.4913229559106
2014-01-01	48.6723291566502
2014-04-01	48.2831918815268
2014-07-01	48.6385390477535
2014-10-01	49.7343773467115
2015-01-01	50.2999690463888
2015-04-01	50.7718931048721
2015-07-01	50.7770712454799
2015-10-01	51.0103225363015
2016-01-01	51.3032284768292
2016-04-01	51.2653434389797
2016-07-01	51.8195506095606
2016-10-01	51.8831275345208
2017-01-01	51.8164217707226
2017-04-01	52.8872824364448
2017-07-01	52.3725013394372
2017-10-01	53.9035330235799
2018-01-01	53.4804524633656
2018-04-01	54.0736111152884