Quarter	Percent, Seasonally Adjusted
1999-01-01	5.69871138179669
1999-04-01	6.08111399204769
1999-07-01	5.99025191794012
1999-10-01	5.84726270035103
2000-01-01	5.51175894302766
2000-04-01	5.69479015583907
2000-07-01	5.17613732932471
2000-10-01	5.11951745255415
2001-01-01	4.67750450103172
2001-04-01	4.20473047125529
2001-07-01	4.30280515898785
2001-10-01	4.76354409535728
2002-01-01	4.79149070211482
2002-04-01	4.94623055070305
2002-07-01	5.01377434236014
2002-10-01	5.00074607158862
2003-01-01	5.42915737079263
2003-04-01	5.39953063168378
2003-07-01	5.31838188002104
2003-10-01	5.52948771500015
2004-01-01	5.23120424490201
2004-04-01	5.32246802147992
2004-07-01	5.03644046377410
2004-10-01	4.62603159471497
2005-01-01	4.85261577209585
2005-04-01	4.94789463676386
2005-07-01	5.19542598588449
2005-10-01	5.64500317653190
2006-01-01	4.45021830879255
2006-04-01	4.45262269594320
2006-07-01	4.63383531238704
2006-10-01	3.84997326407081
2007-01-01	3.92251255012914
2007-04-01	3.27616244419329
2007-07-01	3.24360398297569
2007-10-01	3.22637915290140
2008-01-01	3.49899070493614
2008-04-01	2.90090982927675
2008-07-01	3.44796972969265
2008-10-01	3.19874770337502
2009-01-01	4.00406700269010
2009-04-01	5.33765851050367
2009-07-01	6.11034802427665
2009-10-01	5.77693020349966
2010-01-01	6.62138375521587
2010-04-01	7.01469501478927
2010-07-01	7.27004921923284
2010-10-01	7.55754459275676
2011-01-01	7.56167806023109
2011-04-01	7.63916835809103
2011-07-01	7.63130534789935
2011-10-01	7.76116932993615
2012-01-01	7.14229461826779
2012-04-01	7.04346541465424
2012-07-01	7.85294937039276
2012-10-01	8.21861490366958
2013-01-01	9.18450299221275
2013-04-01	9.53858541762940
2013-07-01	8.20534883178219
2013-10-01	8.67932597234670
2014-01-01	8.70030460314530
2014-04-01	8.11592159136942
2014-07-01	8.16978762091959
2014-10-01	8.17069659562002
2015-01-01	7.76210902675596
2015-04-01	7.67365055031164
2015-07-01	7.02544231266326
2015-10-01	6.72471098882317
2016-01-01	7.06408865818061
2016-04-01	6.87150422895110
2016-07-01	6.68290419795753
2016-10-01	6.94321740857814
2017-01-01	6.13539011571031
2017-04-01	5.09993208275098
2017-07-01	5.07881007996703
2017-10-01	4.43759353046412
2018-01-01	4.36239074728221
2018-04-01	4.59430041661994