Quarter	Percent, Seasonally Adjusted
1998-01-01	3.61658515951907
1998-04-01	3.78314964917749
1998-07-01	3.90561090161773
1998-10-01	4.40462005009140
1999-01-01	5.16400779666022
1999-04-01	5.85419855552005
1999-07-01	6.09841776341284
1999-10-01	6.27209098352111
2000-01-01	6.34826634010634
2000-04-01	6.09620912192513
2000-07-01	5.87321046455058
2000-10-01	5.47366038631207
2001-01-01	5.39446199795337
2001-04-01	5.67860324451099
2001-07-01	5.59093007434979
2001-10-01	5.35876686636533
2002-01-01	4.78856403041064
2002-04-01	4.81728991448980
2002-07-01	4.84229891811434
2002-10-01	5.05243038905266
2003-01-01	4.69259088677930
2003-04-01	4.96629956452871
2003-07-01	5.13927887819780
2003-10-01	5.20636725873458
2004-01-01	5.63295763766302
2004-04-01	5.80353101204000
2004-07-01	5.63538767809459
2004-10-01	5.43657819278453
2005-01-01	5.51971209518807
2005-04-01	5.29894376689777
2005-07-01	5.28125995273237
2005-10-01	5.02658373250055
2006-01-01	5.15176679571578
2006-04-01	4.77011850918404
2006-07-01	4.61010882733179
2006-10-01	4.38654675659686
2007-01-01	3.75863970180992
2007-04-01	3.59295453269791
2007-07-01	3.50506671919192
2007-10-01	3.11179783209764
2008-01-01	2.78762504729369
2008-04-01	2.86494733835649
2008-07-01	2.73142695000618
2008-10-01	2.81017888289975
2009-01-01	3.96372341416388
2009-04-01	4.70015520980341
2009-07-01	5.21822052161851
2009-10-01	5.28724934142357
2010-01-01	5.74804316193859
2010-04-01	5.15404105943713
2010-07-01	4.97432739624406
2010-10-01	4.93768323115630
2011-01-01	5.01126895318186
2011-04-01	4.70569605179333
2011-07-01	4.38052098133384
2011-10-01	4.45427198549944
2012-01-01	4.67756160242195
2012-04-01	4.51605765620743
2012-07-01	4.90579315427415
2012-10-01	5.01791607328396
2013-01-01	5.03844660792546
2013-04-01	4.78574968605145
2013-07-01	4.95671765762941
2013-10-01	4.75663118959180
2014-01-01	4.59095503251281
2014-04-01	4.51330847588517
2014-07-01	4.02886541945165
2014-10-01	4.24063038916732
2015-01-01	4.33368077610530
2015-04-01	3.73145153041643
2015-07-01	3.59982659266406
2015-10-01	3.19833916682838
2016-01-01	2.97190615717805
2016-04-01	2.88339808078080
2016-07-01	2.78206213101729
2016-10-01	2.54927255830859
2017-01-01	2.32189936212357
2017-04-01	2.11406181701027
2017-07-01	1.86440270150151
2017-10-01	1.85451440068016
2018-01-01	1.59333983364528
2018-04-01	1.49055937656667