Quarter	Percent, Seasonally Adjusted
1998-01-01	9.73742932665812
1998-04-01	9.88309654012909
1998-07-01	9.43009565729267
1998-10-01	9.00701735488470
1999-01-01	8.56363737523544
1999-04-01	8.59452048282364
1999-07-01	8.28034061601365
1999-10-01	8.32967478849368
2000-01-01	8.57229201848981
2000-04-01	8.03752610091800
2000-07-01	7.81501502320366
2000-10-01	7.59971878926457
2001-01-01	7.59341778344147
2001-04-01	7.26634930376041
2001-07-01	7.28968752053538
2001-10-01	7.51062544007115
2002-01-01	7.36754655209814
2002-04-01	7.36582359837079
2002-07-01	7.25991740474979
2002-10-01	7.32199077391041
2003-01-01	7.17497918154901
2003-04-01	7.48443198704749
2003-07-01	7.07228261573526
2003-10-01	7.24993616107304
2004-01-01	7.33280869605260
2004-04-01	7.45104253982726
2004-07-01	7.19190645306737
2004-10-01	7.04967286177662
2005-01-01	6.88605592410563
2005-04-01	6.89750593917618
2005-07-01	6.70464183047519
2005-10-01	6.73463038075512
2006-01-01	6.33654706569293
2006-04-01	6.08291760739079
2006-07-01	6.16087676915652
2006-10-01	5.84935637925005
2007-01-01	5.51985969908011
2007-04-01	5.36038483628032
2007-07-01	5.41691907152405
2007-10-01	5.01322154522685
2008-01-01	4.90082294397295
2008-04-01	4.82359222579126
2008-07-01	4.87252296677530
2008-10-01	4.87951964375684
2009-01-01	5.81264881991397
2009-04-01	6.77996711200319
2009-07-01	6.82046209016733
2009-10-01	6.97139739234715
2010-01-01	6.86782107499158
2010-04-01	6.99762405673367
2010-07-01	6.92460247025369
2010-10-01	6.40807126892231
2011-01-01	6.38841399782668
2011-04-01	6.10675634386077
2011-07-01	6.17190804268736
2011-10-01	5.92876866119166
2012-01-01	5.91830251341885
2012-04-01	6.09185881676776
2012-07-01	6.36888275802303
2012-10-01	6.12286423484678
2013-01-01	6.51249492013184
2013-04-01	6.28579142463668
2013-07-01	6.59158573394548
2013-10-01	6.97199703169438
2014-01-01	6.90399732977386
2014-04-01	7.19681012550096
2014-07-01	7.06189197405405
2014-10-01	7.29565136137709
2015-01-01	7.54277315937024
2015-04-01	7.75621518893766
2015-07-01	7.80085302585005
2015-10-01	7.73160951647023
2016-01-01	7.57924762734468
2016-04-01	7.65259088921108
2016-07-01	7.24332748549658
2016-10-01	7.17960019848808
2017-01-01	7.09759257551368
2017-04-01	7.21363074651883
2017-07-01	7.22406684320763
2017-10-01	6.79600144063372
2018-01-01	6.70024902828936
2018-04-01	6.16767009745103