Quarter	Percent, Seasonally Adjusted
2003-01-01	73.4130094865867
2003-04-01	73.1004540774011
2003-07-01	75.1740454115370
2003-10-01	72.4289692046068
2004-01-01	70.4759310025526
2004-04-01	71.4304825710103
2004-07-01	71.5178053417565
2004-10-01	72.7764877534040
2005-01-01	74.8257249362690
2005-04-01	74.8600319956265
2005-07-01	76.2685291005564
2005-10-01	78.4337703525007
2006-01-01	76.9476179047358
2006-04-01	79.5300208600156
2006-07-01	79.2164166171926
2006-10-01	78.9460269983277
2007-01-01	80.3694941663803
2007-04-01	79.3531525082439
2007-07-01	79.4807236249266
2007-10-01	80.5123246020851
2008-01-01	78.8924427179316
2008-04-01	78.0657780998266
2008-07-01	78.9400560948069
2008-10-01	76.4849843799864
2009-01-01	73.6870396314461
2009-04-01	73.3022890035628
2009-07-01	73.5259498964196
2009-10-01	71.8507201566990
2010-01-01	74.0300828789160
2010-04-01	74.9510320072562
2010-07-01	72.0555232541695
2010-10-01	73.8705620933366
2011-01-01	73.2939746341728
2011-04-01	75.2706201983111
2011-07-01	71.5291452355834
2011-10-01	72.4229521150698
2012-01-01	74.9098903299662
2012-04-01	75.6767991991822
2012-07-01	75.6372198068301
2012-10-01	76.5485478199505
2013-01-01	75.7935759591940
2013-04-01	77.3043602847880
2013-07-01	79.1659423103526
2013-10-01	79.5117959178197
2014-01-01	79.4856097518372
2014-04-01	76.9821165846876
2014-07-01	78.0092765613542
2014-10-01	78.4817804222297
2015-01-01	79.8197109911575
2015-04-01	79.7698123126460
2015-07-01	80.5269125161974
2015-10-01	80.6008351737540
2016-01-01	81.8215779969116
2016-04-01	83.1592384853130
2016-07-01	84.3135282765859
2016-10-01	82.7556682744988
2017-01-01	83.4438593378414
2017-04-01	85.5737215772080
2017-07-01	79.6972351255462
2017-10-01	80.4161064866524
2018-01-01	79.4239216632449
2018-04-01	78.3206183629401