Quarter	Percent, Seasonally Adjusted
2000-01-01	80.1509787470053
2000-04-01	80.2116722821640
2000-07-01	80.2772015828086
2000-10-01	80.0795315570122
2001-01-01	79.9684287440074
2001-04-01	80.0752215531220
2001-07-01	79.9354288797246
2001-10-01	80.0443609293006
2002-01-01	80.2119580998128
2002-04-01	80.2446838232876
2002-07-01	79.7451524216652
2002-10-01	79.2852033718191
2003-01-01	78.9807088293027
2003-04-01	78.6348741296840
2003-07-01	78.6199410469782
2003-10-01	78.5510517255508
2004-01-01	78.3205473250189
2004-04-01	78.4237539328092
2004-07-01	78.5941897697316
2004-10-01	78.4516231442830
2005-01-01	78.1126558677239
2005-04-01	78.0463642583722
2005-07-01	78.4372162167449
2005-10-01	78.6169472067570
2006-01-01	78.3197327210569
2006-04-01	78.0962561228557
2006-07-01	77.9874003903506
2006-10-01	77.7652981798467
2007-01-01	78.3251374373843
2007-04-01	78.4861677321296
2007-07-01	78.7883658715588
2007-10-01	79.5645895528704
2008-01-01	80.0183330141226
2008-04-01	80.1735187072502
2008-07-01	80.1249493559840
2008-10-01	79.8211521523200
2009-01-01	79.6013251824895
2009-04-01	79.3228443507148
2009-07-01	78.4008123912756
2009-10-01	78.2714585239413
2010-01-01	78.3717420787593
2010-04-01	78.3396696221269
2010-07-01	77.8098617882498
2010-10-01	77.9572850473479
2011-01-01	77.6943622387275
2011-04-01	77.6349803332571
2011-07-01	77.9415550878396
2011-10-01	78.1148203434222
2012-01-01	78.2703718540313
2012-04-01	78.3778217636439
2012-07-01	78.1598043408086
2012-10-01	78.1892530576409
2013-01-01	78.2102962948840
2013-04-01	78.0805575275144
2013-07-01	78.2103045240436
2013-10-01	78.1261815393563
2014-01-01	77.8473389087942
2014-04-01	77.9664801503260
2014-07-01	77.9922589052892
2014-10-01	78.2564366595313
2015-01-01	78.1149314489823
2015-04-01	78.3473094617574
2015-07-01	78.3446129466182
2015-10-01	78.1652805996322
2016-01-01	78.4163269829050
2016-04-01	77.8856128048303
2016-07-01	78.1469230011578
2016-10-01	77.7399310696035
2017-01-01	77.3887234237649
2017-04-01	77.3338270874926
2017-07-01	77.1699361295934
2017-10-01	77.3648617017906
2018-01-01	77.5579053385324
2018-04-01	77.7474775615684