Quarter	Percent, Seasonally Adjusted
2000-01-01	47.6546981633220
2000-04-01	47.5944479433803
2000-07-01	47.4029482512933
2000-10-01	47.2469413083086
2001-01-01	46.9019384948086
2001-04-01	46.4029397100162
2001-07-01	45.9619528183558
2001-10-01	45.3157638025908
2002-01-01	44.9222218294529
2002-04-01	44.5255672814874
2002-07-01	44.1727467440459
2002-10-01	43.9811247291356
2003-01-01	43.8863663419963
2003-04-01	44.0418608086117
2003-07-01	43.9837328106701
2003-10-01	44.0586657955552
2004-01-01	44.1370605355061
2004-04-01	44.1523998785549
2004-07-01	44.2660753381414
2004-10-01	44.7261738345613
2005-01-01	44.8382785583126
2005-04-01	44.8362814978123
2005-07-01	45.3607287175672
2005-10-01	45.5988276863185
2006-01-01	45.6526249781285
2006-04-01	46.2191816430971
2006-07-01	46.9298235528709
2006-10-01	47.3120856920121
2007-01-01	47.8504913906560
2007-04-01	48.4440492591513
2007-07-01	48.6330597279923
2007-10-01	49.2695256949633
2008-01-01	49.9731778449664
2008-04-01	50.2074003906435
2008-07-01	50.5195737553973
2008-10-01	50.7500361959048
2009-01-01	50.5891666484919
2009-04-01	50.4545124531090
2009-07-01	50.4518954554740
2009-10-01	50.2567544375319
2010-01-01	49.6966064361292
2010-04-01	50.0114181361041
2010-07-01	50.1495890587398
2010-10-01	50.0845736350452
2011-01-01	50.1549541845688
2011-04-01	50.2460627653366
2011-07-01	50.1896196675604
2011-10-01	50.1947618911545
2012-01-01	50.2576579363246
2012-04-01	50.3142439578978
2012-07-01	50.1921533746249
2012-10-01	50.1617609880650
2013-01-01	49.9489676694611
2013-04-01	50.1307831020320
2013-07-01	50.2068797080367
2013-10-01	50.3565966191107
2014-01-01	50.7506343216000
2014-04-01	51.0733203242648
2014-07-01	51.4261846564532
2014-10-01	51.5184117470585
2015-01-01	51.6468852096296
2015-04-01	51.6779507014553
2015-07-01	52.0634118507553
2015-10-01	52.4005280439390
2016-01-01	52.5251278800444
2016-04-01	52.6236117929555
2016-07-01	52.7199019588432
2016-10-01	53.1482584141147
2017-01-01	53.5006417220800
2017-04-01	53.6798794678987
2017-07-01	53.7653659313705
2017-10-01	53.7695667737989
2018-01-01	54.0107731425017
2018-04-01	54.2129554191967