Quarter	Percent, Seasonally Adjusted
2000-01-01	17.2445080441534
2000-04-01	17.7406220041439
2000-07-01	18.2523457566703
2000-10-01	16.8876657493120
2001-01-01	16.4098576321018
2001-04-01	16.1640543474824
2001-07-01	15.1944454742372
2001-10-01	15.3774563815107
2002-01-01	16.0412131608518
2002-04-01	14.1514824771057
2002-07-01	14.5404733517668
2002-10-01	15.3827413146226
2003-01-01	14.3716593115211
2003-04-01	14.8481482536337
2003-07-01	15.8094544698112
2003-10-01	15.5439931805796
2004-01-01	15.1071422134914
2004-04-01	15.9391446641015
2004-07-01	15.7297276355042
2004-10-01	15.7228463788148
2005-01-01	15.3982556341368
2005-04-01	14.3294568968536
2005-07-01	15.0867149351743
2005-10-01	13.2136902023919
2006-01-01	14.0314106666854
2006-04-01	14.5079745011357
2006-07-01	13.4397352926865
2006-10-01	14.0055304382376
2007-01-01	15.0115118011352
2007-04-01	14.2461571873266
2007-07-01	13.4730879475863
2007-10-01	13.4093320185881
2008-01-01	11.4234878246562
2008-04-01	11.0305450630547
2008-07-01	11.0798971066068
2008-10-01	13.6590447534584
2009-01-01	11.7264951451358
2009-04-01	12.2345945834860
2009-07-01	12.2447015033131
2009-10-01	11.7301173011730
2010-01-01	13.7521374692942
2010-04-01	12.6101017970149
2010-07-01	12.6725189433874
2010-10-01	12.3250351794732
2011-01-01	11.3713785553742
2011-04-01	11.4867227752780
2011-07-01	10.8376503565979
2011-10-01	11.2007108143401
2012-01-01	11.9063448842439
2012-04-01	11.8905234136654
2012-07-01	12.2035484534009
2012-10-01	11.7035900849407
2013-01-01	12.2207523306550
2013-04-01	12.1656460819927
2013-07-01	12.2854809083710
2013-10-01	12.6592775663064
2014-01-01	11.5210196849779
2014-04-01	12.8137564632029
2014-07-01	13.2688176735090
2014-10-01	13.0307045682114
2015-01-01	15.1742546127425
2015-04-01	15.0654987404846
2015-07-01	14.9778956675508
2015-10-01	15.4351050469117
2016-01-01	16.2314469402334
2016-04-01	15.8769897616023
2016-07-01	16.0097730821821
2016-10-01	16.1691288099965
2017-01-01	15.9104774861326
2017-04-01	16.5715148823385
2017-07-01	16.4001541965006
2017-10-01	15.9203457749313
2018-01-01	16.0585119301362
2018-04-01	14.9588892773761