Quarter	Percent, Seasonally Adjusted
2005-01-01	80.9638198173254
2005-04-01	80.4551682213258
2005-07-01	80.6497153336057
2005-10-01	81.3491386626383
2006-01-01	80.8038551499784
2006-04-01	81.3189479967775
2006-07-01	81.3256004336952
2006-10-01	81.0336401388440
2007-01-01	81.6703301043888
2007-04-01	82.4430942376415
2007-07-01	82.7379772565260
2007-10-01	81.8029587462740
2008-01-01	81.1076956473938
2008-04-01	81.0425997684691
2008-07-01	80.9970204215329
2008-10-01	80.6231028276973
2009-01-01	77.0642111051574
2009-04-01	76.0075220368843
2009-07-01	76.2090755589193
2009-10-01	74.2962954637398
2010-01-01	72.7185190538068
2010-04-01	73.1994171990389
2010-07-01	74.0472737391678
2010-10-01	74.4323281166362
2011-01-01	75.4014397584756
2011-04-01	77.2389883426705
2011-07-01	77.0985745177824
2011-10-01	78.0542718670078
2012-01-01	77.8630833163404
2012-04-01	78.6628919817048
2012-07-01	78.9816679064852
2012-10-01	78.3141367238214
2013-01-01	78.7575241667331
2013-04-01	80.1571941608206
2013-07-01	79.7282795205933
2013-10-01	79.8592334579612
2014-01-01	79.9819705070576
2014-04-01	80.7992843586465
2014-07-01	81.4953112868354
2014-10-01	81.1110145923199
2015-01-01	81.1668057902752
2015-04-01	81.5738676512942
2015-07-01	82.0632833196045
2015-10-01	81.5117704063859
2016-01-01	82.3260736626337
2016-04-01	83.2398060122611
2016-07-01	82.7930726000598
2016-10-01	82.5944358425166
2017-01-01	82.5347502892932
2017-04-01	83.2931308592556
2017-07-01	83.7865911529257
2017-10-01	83.8179896188702
2018-01-01	83.3893585755670
2018-04-01	84.6428285379905