Quarter	Percent, Seasonally Adjusted
1999-01-01	6.38807189346898
1999-04-01	6.34600477179320
1999-07-01	6.25099954757309
1999-10-01	6.17521165717670
2000-01-01	5.76846390001969
2000-04-01	5.90521171771114
2000-07-01	5.58264128801111
2000-10-01	5.32855708400718
2001-01-01	5.08411313606260
2001-04-01	4.98018087058435
2001-07-01	4.96083476304157
2001-10-01	4.88748576567900
2002-01-01	5.09864944512958
2002-04-01	5.20545658919207
2002-07-01	5.70703191863331
2002-10-01	5.76953596131376
2003-01-01	5.86726069629823
2003-04-01	5.53678172717415
2003-07-01	5.44348971030333
2003-10-01	5.55146174826572
2004-01-01	5.66465514375161
2004-04-01	5.99467634475004
2004-07-01	6.21022970027086
2004-10-01	6.57196454584591
2005-01-01	7.08508555180552
2005-04-01	7.51559614271559
2005-07-01	7.53033765433338
2005-10-01	7.58011997168803
2006-01-01	7.70972368013683
2006-04-01	7.88009456473959
2006-07-01	8.15086627116602
2006-10-01	8.03609300494352
2007-01-01	7.53020876400938
2007-04-01	7.47974525266343
2007-07-01	7.83555433246027
2007-10-01	8.26115238582323
2008-01-01	8.12918070963502
2008-04-01	8.00571214084486
2008-07-01	7.92488948374283
2008-10-01	8.11131437666037
2009-01-01	9.18164214267701
2009-04-01	9.52505602362026
2009-07-01	10.07462712972790
2009-10-01	10.35780505302980
2010-01-01	10.60788474740050
2010-04-01	10.73945828363030
2010-07-01	10.80009945704740
2010-10-01	10.79958009115390
2011-01-01	10.95285497570490
2011-04-01	11.23963224413560
2011-07-01	11.00562052549620
2011-10-01	11.03390546065540
2012-01-01	11.19883452857190
2012-04-01	10.57098818413270
2012-07-01	10.23012436654590
2012-10-01	10.62362162776060
2013-01-01	10.49764198908940
2013-04-01	10.50470057686440
2013-07-01	10.15377040790720
2013-10-01	9.56774279147620
2014-01-01	8.27542322974862
2014-04-01	8.42135108381399
2014-07-01	7.78544651744512
2014-10-01	7.32629509145563
2015-01-01	7.63787244168208
2015-04-01	7.28244137938003
2015-07-01	6.80808094440887
2015-10-01	6.60310299551384
2016-01-01	5.89888459838086
2016-04-01	5.06359006292715
2016-07-01	4.97008132505257
2016-10-01	4.57337647049728
2017-01-01	4.56229212367945
2017-04-01	4.75197612486437
2017-07-01	4.64418430147415
2017-10-01	4.47824612027958
2018-01-01	4.15964214222567
2018-04-01	3.78702447285240