Quarter	Percent, Seasonally Adjusted
2000-01-01	68.6512865354966
2000-04-01	68.7735116439060
2000-07-01	69.0886081231234
2000-10-01	68.6705514685332
2001-01-01	68.8336739108438
2001-04-01	69.0471711246522
2001-07-01	69.0819601080056
2001-10-01	69.6683377005463
2002-01-01	70.0283336783516
2002-04-01	70.0489993432634
2002-07-01	69.3873618976119
2002-10-01	69.0345020620836
2003-01-01	69.0285005447062
2003-04-01	68.7258113482920
2003-07-01	68.9221865910435
2003-10-01	68.7670928528185
2004-01-01	68.3152598984978
2004-04-01	68.7619547206376
2004-07-01	68.7146352236836
2004-10-01	68.5842977176030
2005-01-01	68.4086278945424
2005-04-01	68.2504213829438
2005-07-01	68.7375501831302
2005-10-01	68.6660305695590
2006-01-01	68.1209210314546
2006-04-01	68.2747331611357
2006-07-01	68.3166082930938
2006-10-01	68.3193501126852
2007-01-01	68.8361192116070
2007-04-01	69.1413093811752
2007-07-01	69.4129217963592
2007-10-01	70.1550169504487
2008-01-01	70.6207344710600
2008-04-01	70.6521474684561
2008-07-01	70.5892519853091
2008-10-01	70.5475558977618
2009-01-01	70.4014613812872
2009-04-01	70.0133098960974
2009-07-01	69.4162108827080
2009-10-01	69.1298273678819
2010-01-01	68.8626345383415
2010-04-01	68.7718933539530
2010-07-01	68.4786043447204
2010-10-01	68.4431548536687
2011-01-01	68.6560803537712
2011-04-01	68.6664863209836
2011-07-01	68.6325729804693
2011-10-01	68.5586235448575
2012-01-01	68.3469666852773
2012-04-01	68.7236183299981
2012-07-01	68.4282461752228
2012-10-01	68.2827755150775
2013-01-01	68.3431286429696
2013-04-01	68.1492981320802
2013-07-01	68.4604878794688
2013-10-01	68.3584639940205
2014-01-01	62.8074666368516
2014-04-01	62.4899725919308
2014-07-01	62.8271925079530
2014-10-01	63.1461146889826
2015-01-01	61.8874203611520
2015-04-01	62.7403324569477
2015-07-01	62.2729916207176
2015-10-01	62.0908310435980
2016-01-01	62.2745839911989
2016-04-01	61.4939505179005
2016-07-01	62.7441360149520
2016-10-01	61.7342358962362
2017-01-01	61.4111946768635
2017-04-01	61.7155916396920
2017-07-01	61.4810652966158
2017-10-01	61.1634529493452
2018-01-01	61.2147326221304
2018-04-01	61.4234582573906