Quarter	Percent, Seasonally Adjusted
2000-01-01	77.4474347733252
2000-04-01	77.5849331343532
2000-07-01	77.5223753086033
2000-10-01	77.4622045928439
2001-01-01	77.3150165909740
2001-04-01	77.2728623275191
2001-07-01	77.0361891447390
2001-10-01	77.0988239640300
2002-01-01	77.1055778126532
2002-04-01	77.1460877199515
2002-07-01	76.8187608649030
2002-10-01	76.2422356873529
2003-01-01	75.8775001949174
2003-04-01	75.4236622133749
2003-07-01	75.3503988918459
2003-10-01	75.2436690713017
2004-01-01	75.0442711696722
2004-04-01	75.1701635759736
2004-07-01	75.2149755736464
2004-10-01	75.0547063246567
2005-01-01	74.6426979418392
2005-04-01	74.5597162350470
2005-07-01	74.9483713682649
2005-10-01	75.1730558422030
2006-01-01	75.2532022803235
2006-04-01	75.1645579013596
2006-07-01	75.4387453260548
2006-10-01	75.5823736386651
2007-01-01	76.2210502581052
2007-04-01	76.4842759678010
2007-07-01	76.8649456714699
2007-10-01	77.6297865405893
2008-01-01	78.0504119479212
2008-04-01	78.1166641878720
2008-07-01	78.1087779524366
2008-10-01	77.5556186411148
2009-01-01	77.2599260129378
2009-04-01	76.8433981674320
2009-07-01	75.8239354534900
2009-10-01	75.7293676787530
2010-01-01	75.5373901023693
2010-04-01	75.4822844762150
2010-07-01	75.0192491784041
2010-10-01	75.1969607642308
2011-01-01	75.1657261392318
2011-04-01	75.0110647382422
2011-07-01	75.3849099744183
2011-10-01	75.5709018538460
2012-01-01	75.8228439974160
2012-04-01	75.9403126876336
2012-07-01	75.6804672629336
2012-10-01	75.5246961988016
2013-01-01	75.4649870614701
2013-04-01	75.3537575033125
2013-07-01	75.4437793293052
2013-10-01	75.3957017467197
2014-01-01	75.1059791415090
2014-04-01	75.4082395945241
2014-07-01	75.1087776473617
2014-10-01	75.2701125255784
2015-01-01	74.8461862666968
2015-04-01	74.9776257192004
2015-07-01	74.8051620373652
2015-10-01	74.5079769382516
2016-01-01	74.6664976541999
2016-04-01	74.1644894358225
2016-07-01	74.3044046576777
2016-10-01	74.0268206163847
2017-01-01	73.9020104083423
2017-04-01	73.9261055893448
2017-07-01	73.9998024954169
2017-10-01	74.2181551607920
2018-01-01	74.5268526260062
2018-04-01	74.7388495995910