Quarter	Percent, Seasonally Adjusted
2005-01-01	77.1676817297101
2005-04-01	77.3425340216756
2005-07-01	77.3769966965698
2005-10-01	77.7018540799550
2006-01-01	78.1292240001901
2006-04-01	78.6419134397820
2006-07-01	79.1671253896330
2006-10-01	79.2815671623179
2007-01-01	79.8980124880011
2007-04-01	80.1942934896462
2007-07-01	80.3668322644678
2007-10-01	80.6396142679943
2008-01-01	80.6722372440571
2008-04-01	80.7627740092416
2008-07-01	81.2506902068122
2008-10-01	81.1101329642985
2009-01-01	80.8337919294647
2009-04-01	80.7325622609299
2009-07-01	80.4547904064233
2009-10-01	81.1491663219128
2010-01-01	81.0274506394913
2010-04-01	81.5809787367205
2010-07-01	81.7884575551648
2010-10-01	81.9678227257808
2011-01-01	82.5079572733552
2011-04-01	82.8826686792326
2011-07-01	83.1119814905241
2011-10-01	83.3640537982558
2012-01-01	83.2477228201420
2012-04-01	83.3377746060797
2012-07-01	83.3533937354222
2012-10-01	83.4216265691150
2013-01-01	83.3679105163407
2013-04-01	83.5007204266462
2013-07-01	83.3966034006063
2013-10-01	83.4575075122299
2014-01-01	83.3115225691934
2014-04-01	83.4589466151756
2014-07-01	83.5883948514446
2014-10-01	83.5172162555036
2015-01-01	83.7083399849050
2015-04-01	83.6325883077438
2015-07-01	83.7898776117241
2015-10-01	83.7732471489381
2016-01-01	83.6982298555806
2016-04-01	83.8528621410339
2016-07-01	84.0449298206973
2016-10-01	84.1556177048616
2017-01-01	84.0208656447151
2017-04-01	84.2169502321803
2017-07-01	84.2783545208014
2017-10-01	84.4332151554444
2018-01-01	84.7205449102053
2018-04-01	84.7989119389397