Quarter	Percent, Seasonally Adjusted
2000-01-01	50.4519925274022
2000-04-01	50.3076885051159
2000-07-01	49.9655900810922
2000-10-01	49.7871954278392
2001-01-01	49.4579683849728
2001-04-01	48.9928628955452
2001-07-01	48.6194270374883
2001-10-01	47.9270478449808
2002-01-01	47.5143650526255
2002-04-01	47.1382310856960
2002-07-01	46.7860486352579
2002-10-01	46.6634147684452
2003-01-01	46.5694730950402
2003-04-01	46.7001236071185
2003-07-01	46.6501293237378
2003-10-01	46.7685600101340
2004-01-01	46.8955557111164
2004-04-01	46.9285622747638
2004-07-01	47.0662830060461
2004-10-01	47.5875762827592
2005-01-01	47.7698464450217
2005-04-01	47.8336790000785
2005-07-01	48.4554643503498
2005-10-01	48.7318669081478
2006-01-01	48.7445305088510
2006-04-01	49.3678831361884
2006-07-01	50.1385397038435
2006-10-01	50.5586228047711
2007-01-01	51.1999640290870
2007-04-01	51.9392540893296
2007-07-01	52.1699361685525
2007-10-01	52.8373365975455
2008-01-01	53.6878334979832
2008-04-01	53.9786053246968
2008-07-01	54.3180568273456
2008-10-01	54.6867808269782
2009-01-01	54.4614985771489
2009-04-01	54.3048552207419
2009-07-01	54.4401549344248
2009-10-01	54.2762542914290
2010-01-01	53.5368507587499
2010-04-01	53.9564415239115
2010-07-01	54.1584049102471
2010-10-01	54.1171965584226
2011-01-01	54.1899028379192
2011-04-01	54.3014331598052
2011-07-01	54.2352381648416
2011-10-01	54.2807859359311
2012-01-01	54.3953425939041
2012-04-01	54.5043990916653
2012-07-01	54.3466428409123
2012-10-01	54.4048284940208
2013-01-01	54.1856754265602
2013-04-01	54.3684301772553
2013-07-01	54.5106194041266
2013-10-01	54.7231150386903
2014-01-01	55.1384990084753
2014-04-01	55.4279208400132
2014-07-01	55.8955222891396
2014-10-01	56.0359948938105
2015-01-01	56.1274412703622
2015-04-01	56.1841992420816
2015-07-01	56.6660277321564
2015-10-01	57.0361496133506
2016-01-01	57.2757011375619
2016-04-01	57.4417950498324
2016-07-01	57.5275033542856
2016-10-01	57.9899361872316
2017-01-01	58.3877911537812
2017-04-01	58.5610775939781
2017-07-01	58.6634957960628
2017-10-01	58.6860585414239
2018-01-01	58.9169525659863
2018-04-01	59.2098540501620