Quarter	Percent, Seasonally Adjusted
1999-01-01	6.58011115001485
1999-04-01	6.44361625160984
1999-07-01	6.43955208630394
1999-10-01	6.66687595913348
2000-01-01	5.45443638733494
2000-04-01	5.31322101672879
2000-07-01	5.28783035035780
2000-10-01	4.97444146698247
2001-01-01	5.18691292228122
2001-04-01	5.14020047950130
2001-07-01	5.08125501933729
2001-10-01	5.06759080353862
2002-01-01	4.64994241602881
2002-04-01	4.65854035395812
2002-07-01	5.36318780306635
2002-10-01	5.36190835921463
2003-01-01	5.97210096359266
2003-04-01	6.07160202721445
2003-07-01	6.09850420933554
2003-10-01	6.30504354313464
2004-01-01	6.56038969342852
2004-04-01	5.73831712123930
2004-07-01	5.80077653443492
2004-10-01	6.04790344622310
2005-01-01	5.68791836501743
2005-04-01	5.85214377183740
2005-07-01	5.32018726271510
2005-10-01	4.40810426194907
2006-01-01	5.00421562214693
2006-04-01	4.83451062104392
2006-07-01	4.22486152538835
2006-10-01	4.22422345495190
2007-01-01	4.55442924952136
2007-04-01	4.24618630187123
2007-07-01	4.28272064855821
2007-10-01	3.79334150983875
2008-01-01	3.63866623097631
2008-04-01	3.88421735722716
2008-07-01	3.82213266456380
2008-10-01	3.70881596323932
2009-01-01	4.42212156655059
2009-04-01	5.52188666828006
2009-07-01	5.34279835738425
2009-10-01	6.17101666502487
2010-01-01	5.89914247087554
2010-04-01	6.14109339297469
2010-07-01	6.82662449924600
2010-10-01	7.27588622287781
2011-01-01	7.41700078778063
2011-04-01	7.28028740134186
2011-07-01	7.68619557801425
2011-10-01	7.85359650983784
2012-01-01	7.72417674292234
2012-04-01	8.07597463414576
2012-07-01	7.41515084671635
2012-10-01	7.38725635705312
2013-01-01	7.55285521372848
2013-04-01	7.54014059437247
2013-07-01	6.93765771453093
2013-10-01	7.51274527834263
2014-01-01	7.68462755713236
2014-04-01	7.06694786635211
2014-07-01	6.56813512524479
2014-10-01	6.45160137658259
2015-01-01	6.50345547496037
2015-04-01	6.54639440264255
2015-07-01	6.69025018246755
2015-10-01	6.42550543680489
2016-01-01	6.51551307567704
2016-04-01	6.58422895715846
2016-07-01	7.03767752518811
2016-10-01	6.91004095627851
2017-01-01	6.25356441679411
2017-04-01	6.10364688830967
2017-07-01	6.11291109183507
2017-10-01	5.68523871525336
2018-01-01	5.47843953804689
2018-04-01	5.35272751230962