Quarter	Percent, Seasonally Adjusted
1998-01-01	6.94666671835330
1998-04-01	6.10539829496914
1998-07-01	6.16067160577851
1998-10-01	5.95086089845623
1999-01-01	5.50183451472771
1999-04-01	5.38342238950546
1999-07-01	5.01770844176669
1999-10-01	4.92969256883706
2000-01-01	5.07252478254842
2000-04-01	4.98857241250824
2000-07-01	5.17385968277225
2000-10-01	4.79451267958921
2001-01-01	5.15699412300660
2001-04-01	5.18433755578135
2001-07-01	4.86231514626636
2001-10-01	4.92068224728909
2002-01-01	5.03677647149307
2002-04-01	5.55454525546337
2002-07-01	6.22323800984048
2002-10-01	7.28797982529593
2003-01-01	7.06246801702596
2003-04-01	7.55290797396307
2003-07-01	6.98956900662509
2003-10-01	7.27862896944872
2004-01-01	7.17906163664760
2004-04-01	7.48021492630035
2004-07-01	7.87650834897928
2004-10-01	7.74432067833500
2005-01-01	8.34515067748403
2005-04-01	8.39763741464506
2005-07-01	8.88361905391168
2005-10-01	8.90079764250769
2006-01-01	8.82471885585918
2006-04-01	8.59304249713887
2006-07-01	8.90492053408424
2006-10-01	9.28973933578552
2007-01-01	9.55210630764263
2007-04-01	9.74803687253410
2007-07-01	9.25738961707701
2007-10-01	9.40588081770156
2008-01-01	8.64913442965274
2008-04-01	8.61200552794955
2008-07-01	8.94683422196031
2008-10-01	8.79143469349978
2009-01-01	9.39108598990164
2009-04-01	9.84663713729546
2009-07-01	10.55118230761090
2009-10-01	10.58015609848300
2010-01-01	11.11240229125210
2010-04-01	11.91265124954210
2010-07-01	12.33867533607150
2010-10-01	12.09746740938080
2011-01-01	12.46697813328180
2011-04-01	12.77705889442620
2011-07-01	13.06526130994120
2011-10-01	13.87132506984130
2012-01-01	14.58465870013930
2012-04-01	15.21419437581450
2012-07-01	15.49953928242440
2012-10-01	16.70206027322230
2013-01-01	16.84057676509980
2013-04-01	16.93782074914590
2013-07-01	15.99736090866600
2013-10-01	15.69541278333790
2014-01-01	14.63838525538890
2014-04-01	14.85232909553630
2014-07-01	14.16654551546690
2014-10-01	13.64617915797300
2015-01-01	13.85044746657820
2015-04-01	12.34846064746710
2015-07-01	12.48421065833960
2015-10-01	12.29903808893700
2016-01-01	11.95268652417220
2016-04-01	11.39730726369810
2016-07-01	10.84053196799610
2016-10-01	10.47850402952120
2017-01-01	10.06766767735280
2017-04-01	9.69387337242979
2017-07-01	9.26226276318851
2017-10-01	8.37493020082116
2018-01-01	7.78699751602159
2018-04-01	7.40967873620178