Quarter	Percent, Seasonally Adjusted
1998-01-01	4.46696503390196
1998-04-01	4.09836948968051
1998-07-01	3.88303241145497
1998-10-01	3.86051560996535
1999-01-01	3.71460852852588
1999-04-01	4.44034078639112
1999-07-01	3.92676645490354
1999-10-01	3.69223182118770
2000-01-01	3.52274027138702
2000-04-01	3.22966439667805
2000-07-01	3.19513743646147
2000-10-01	2.91112332041105
2001-01-01	2.93874869163017
2001-04-01	3.04082286348832
2001-07-01	3.31060884412313
2001-10-01	3.32495473856051
2002-01-01	3.52765985930494
2002-04-01	3.97581782278123
2002-07-01	4.16002029354388
2002-10-01	4.81583718308274
2003-01-01	5.32765703917115
2003-04-01	5.35077902945168
2003-07-01	5.53882659668544
2003-10-01	5.54434508633275
2004-01-01	5.34295350639508
2004-04-01	5.74856054590574
2004-07-01	5.96538511714396
2004-10-01	6.14937364597191
2005-01-01	6.39984935916278
2005-04-01	6.62445183811226
2005-07-01	6.77487026142324
2005-10-01	6.81311828785694
2006-01-01	6.39589716271830
2006-04-01	6.52859346501899
2006-07-01	6.32144342192455
2006-10-01	6.88301391903928
2007-01-01	6.88577560240600
2007-04-01	6.59095629667563
2007-07-01	6.68740623679071
2007-10-01	6.21639319480266
2008-01-01	6.21280370409312
2008-04-01	6.31686253721006
2008-07-01	6.54551209775188
2008-10-01	6.82317906822536
2009-01-01	7.80841609768978
2009-04-01	8.66599645773143
2009-07-01	9.27354522107209
2009-10-01	9.57285000233252
2010-01-01	9.40977211705981
2010-04-01	9.69885580241085
2010-07-01	9.83563016184935
2010-10-01	10.07994180589900
2011-01-01	11.43526537025900
2011-04-01	11.87259727463400
2011-07-01	12.32409119004820
2011-10-01	13.75869994188650
2012-01-01	13.97866102449840
2012-04-01	15.12242230946500
2012-07-01	16.47278668364720
2012-10-01	16.65366464866160
2013-01-01	16.91273348370410
2013-04-01	16.54839949371550
2013-07-01	15.83788288541690
2013-10-01	14.72860849133070
2014-01-01	14.34751677970510
2014-04-01	13.74276458225780
2014-07-01	12.83583087043100
2014-10-01	13.00155371854310
2015-01-01	12.43635876841300
2015-04-01	12.30902127155680
2015-07-01	12.04646799823970
2015-10-01	11.82902743852350
2016-01-01	11.76137187340990
2016-04-01	11.09561984277420
2016-07-01	10.82368660669310
2016-10-01	10.20313464826330
2017-01-01	9.24438667104841
2017-04-01	8.70473042378403
2017-07-01	8.09903912066007
2017-10-01	7.57639703894710
2018-01-01	7.20902882303587
2018-04-01	6.62838042997228