Quarter	Percent, Seasonally Adjusted
1998-01-01	11.54393085755590
1998-04-01	11.68708250461030
1998-07-01	11.65300431766860
1998-10-01	11.05558927890320
1999-01-01	10.41750155298890
1999-04-01	10.35002828842970
1999-07-01	10.14580220389890
1999-10-01	10.19099577286850
2000-01-01	10.52964316764760
2000-04-01	9.88854700524656
2000-07-01	9.61682367036653
2000-10-01	9.43917230897948
2001-01-01	9.28115009630000
2001-04-01	9.09434763213650
2001-07-01	9.18052118875864
2001-10-01	9.18197185908376
2002-01-01	9.12849965777618
2002-04-01	9.20929145706556
2002-07-01	9.19372788785054
2002-10-01	9.06296191012645
2003-01-01	9.03802177767540
2003-04-01	9.27738698768306
2003-07-01	9.04006170510072
2003-10-01	9.03226873449171
2004-01-01	8.90736571739408
2004-04-01	9.18410864500095
2004-07-01	8.79591985995036
2004-10-01	8.67125864212790
2005-01-01	8.71514270682339
2005-04-01	8.52266136954630
2005-07-01	8.26316989533350
2005-10-01	8.32130778920239
2006-01-01	8.03002824541847
2006-04-01	7.95365677379156
2006-07-01	7.76080555764778
2006-10-01	7.43600877227322
2007-01-01	7.26080008790149
2007-04-01	6.84907853024076
2007-07-01	6.94321089958259
2007-10-01	6.69974168898950
2008-01-01	6.34205467555501
2008-04-01	6.48725369671000
2008-07-01	6.35378805110017
2008-10-01	6.55653611412194
2009-01-01	7.24533122630792
2009-04-01	8.52732241393285
2009-07-01	8.64514104735067
2009-10-01	8.98914174361324
2010-01-01	8.81668814639074
2010-04-01	8.56747408935444
2010-07-01	8.43024943163138
2010-10-01	8.20392403941665
2011-01-01	8.22120477910447
2011-04-01	7.94253143655088
2011-07-01	7.86808306688369
2011-10-01	7.58141034499208
2012-01-01	7.59980005721806
2012-04-01	7.75652286355068
2012-07-01	8.16507031288878
2012-10-01	7.75154952867015
2013-01-01	8.34494072364157
2013-04-01	8.20837825977160
2013-07-01	8.26116792346017
2013-10-01	8.53675343927485
2014-01-01	8.61861156293664
2014-04-01	8.66351709527432
2014-07-01	8.72837747992394
2014-10-01	9.32516354600282
2015-01-01	9.30946206733787
2015-04-01	9.65871666380174
2015-07-01	9.74305597078630
2015-10-01	9.68365074975545
2016-01-01	9.24960047116275
2016-04-01	9.05301245573068
2016-07-01	8.81464216509220
2016-10-01	8.91176520820293
2017-01-01	8.96954852730168
2017-04-01	9.02370350059671
2017-07-01	8.91404031972280
2017-10-01	8.43314846200906
2018-01-01	8.40853023975491
2018-04-01	7.40106167587140