Quarter	Percent, Seasonally Adjusted
2000-01-01	3.10471803891846
2000-04-01	2.87685348278501
2000-07-01	3.00407884605601
2000-10-01	2.87470302284647
2001-01-01	2.42926046820971
2001-04-01	2.22173682100375
2001-07-01	2.12791842874377
2001-10-01	2.23678915545956
2002-01-01	2.51769676713215
2002-04-01	2.62988365527150
2002-07-01	2.91528290131527
2002-10-01	2.99045203182593
2003-01-01	3.27032022148118
2003-04-01	3.64843557363995
2003-07-01	3.83587198720693
2003-10-01	4.02051618993455
2004-01-01	4.41370875814304
2004-04-01	4.65977899350302
2004-07-01	4.45859994617536
2004-10-01	4.74655718326636
2005-01-01	4.79986405226126
2005-04-01	4.89441042217166
2005-07-01	4.78326789904739
2005-10-01	4.56419914015035
2006-01-01	4.22050963520747
2006-04-01	3.91347815082441
2006-07-01	3.83379825730542
2006-10-01	3.70235902628244
2007-01-01	3.57894037523801
2007-04-01	3.23842784833289
2007-07-01	3.09063989653243
2007-10-01	2.93065972070109
2008-01-01	2.81882704131902
2008-04-01	2.80450522419025
2008-07-01	2.57738866890983
2008-10-01	2.67144618049908
2009-01-01	2.83191959106519
2009-04-01	3.26240176935524
2009-07-01	3.64109388222132
2009-10-01	3.94045167726431
2010-01-01	4.42788879577603
2010-04-01	4.52998641506831
2010-07-01	4.58907544211730
2010-10-01	4.43939049834565
2011-01-01	4.79532020901292
2011-04-01	4.82319003319960
2011-07-01	5.08127021391573
2011-10-01	5.33972790712811
2012-01-01	5.52107071834321
2012-04-01	5.68037198645063
2012-07-01	5.89752568500952
2012-10-01	6.37464658141887
2013-01-01	6.56552256644733
2013-04-01	7.14985014378946
2013-07-01	7.73672609426507
2013-10-01	7.77339194361258
2014-01-01	7.57959937894871
2014-04-01	7.60712009109629
2014-07-01	7.38664403908443
2014-10-01	7.32564796533265
2015-01-01	6.92272167484225
2015-04-01	6.96255473399995
2015-07-01	6.93456896057397
2015-10-01	6.86792033356009
2016-01-01	6.51624206074901
2016-04-01	6.23442783043019
2016-07-01	5.95402046973215
2016-10-01	5.53013882356990
2017-01-01	5.31825981899986
2017-04-01	5.05412668520413
2017-07-01	4.69372281119560
2017-10-01	4.38913607675224
2018-01-01	4.17619925345655
2018-04-01	3.90273199456770