Quarter	Percent, Seasonally Adjusted
1999-01-01	7.30184838988959
1999-04-01	7.47529646501234
1999-07-01	7.51680318520831
1999-10-01	7.37308446010320
2000-01-01	6.90198567744424
2000-04-01	7.12310084556087
2000-07-01	6.63446098577822
2000-10-01	6.27332440427945
2001-01-01	6.10627230846780
2001-04-01	6.00904089709251
2001-07-01	5.96391322320076
2001-10-01	6.60762639874741
2002-01-01	6.42143721110885
2002-04-01	6.20211567806268
2002-07-01	6.28539940835304
2002-10-01	6.33524665658199
2003-01-01	6.59409960416710
2003-04-01	6.67995789989085
2003-07-01	6.85494530240252
2003-10-01	6.58501518787252
2004-01-01	6.42508428630463
2004-04-01	6.29496307787125
2004-07-01	6.20169338191052
2004-10-01	6.24959275150975
2005-01-01	6.22619447561339
2005-04-01	6.12842977586099
2005-07-01	6.69012602789901
2005-10-01	6.97484197187692
2006-01-01	6.19898735152025
2006-04-01	6.16979618743287
2006-07-01	5.91790876553888
2006-10-01	5.50433295772188
2007-01-01	5.18841550201492
2007-04-01	4.74284395916768
2007-07-01	4.69518993651635
2007-10-01	4.65256344437116
2008-01-01	4.62834467646940
2008-04-01	4.23965442881820
2008-07-01	4.33177386057857
2008-10-01	4.29244256523483
2009-01-01	4.98678978558982
2009-04-01	5.69073653084456
2009-07-01	6.36842692167300
2009-10-01	6.37653753449406
2010-01-01	6.73023809643243
2010-04-01	7.29554755787048
2010-07-01	7.30174067665714
2010-10-01	7.61117922022528
2011-01-01	7.97416407627892
2011-04-01	7.99576059931085
2011-07-01	8.17765289572809
2011-10-01	8.52864084912611
2012-01-01	8.03904404561980
2012-04-01	8.46417651457296
2012-07-01	9.40342715887948
2012-10-01	9.45631084014210
2013-01-01	10.39819129515670
2013-04-01	10.53103262582700
2013-07-01	9.72984848038955
2013-10-01	9.74127094172248
2014-01-01	10.06696899074050
2014-04-01	9.39218987461216
2014-07-01	9.56532641693536
2014-10-01	9.65545715721308
2015-01-01	9.20872752689885
2015-04-01	9.29819311995505
2015-07-01	8.84027323842381
2015-10-01	8.49012389592660
2016-01-01	8.36200889096308
2016-04-01	7.94677902413810
2016-07-01	7.64347458617821
2016-10-01	8.04906698046088
2017-01-01	7.29281635651930
2017-04-01	6.65734875196883
2017-07-01	6.51684179779518
2017-10-01	5.81235349787590
2018-01-01	5.53547673938425
2018-04-01	5.45879634394138