Quarter	Percent, Seasonally Adjusted
1999-01-01	7.40461764803948
1999-04-01	6.33709735164479
1999-07-01	5.31166039644490
1999-10-01	6.28022408728724
2000-01-01	5.45037626990574
2000-04-01	5.04033708064314
2000-07-01	5.03749903872522
2000-10-01	4.77113333202056
2001-01-01	4.41862137085358
2001-04-01	4.12486856601824
2001-07-01	4.71025751127440
2001-10-01	3.94903486356646
2002-01-01	4.79286438504270
2002-04-01	4.41968894025056
2002-07-01	4.74668580193439
2002-10-01	5.05569178722046
2003-01-01	4.96478154034982
2003-04-01	4.48722606027369
2003-07-01	6.06610177564989
2003-10-01	5.91703464618329
2004-01-01	5.71269404901839
2004-04-01	5.81247400822739
2004-07-01	5.41576805071530
2004-10-01	5.60557471964882
2005-01-01	6.72348235774354
2005-04-01	5.28082425039038
2005-07-01	6.62954642916008
2005-10-01	4.61697809384954
2006-01-01	5.03836497422909
2006-04-01	4.03301467355933
2006-07-01	4.01721351450134
2006-10-01	4.10833328209385
2007-01-01	3.93593511902068
2007-04-01	4.47178524630689
2007-07-01	3.89682170548216
2007-10-01	3.44678483889743
2008-01-01	3.60905838842582
2008-04-01	2.40685444629459
2008-07-01	2.88451963736095
2008-10-01	2.43484254254113
2009-01-01	3.19349675641688
2009-04-01	2.99150843782630
2009-07-01	3.32561164751806
2009-10-01	3.89929082042251
2010-01-01	3.56615393925791
2010-04-01	3.82289136846287
2010-07-01	4.00899969968152
2010-10-01	4.41284121086016
2011-01-01	4.82448284907830
2011-04-01	4.29531410137933
2011-07-01	5.17375654538333
2011-10-01	4.59615084527034
2012-01-01	5.47276510278182
2012-04-01	5.02671279415824
2012-07-01	5.91161113764923
2012-10-01	4.75341472139627
2013-01-01	5.68288882471506
2013-04-01	5.05845226804271
2013-07-01	5.17987608395513
2013-10-01	4.33983657276400
2014-01-01	4.91980086186389
2014-04-01	4.16466153139895
2014-07-01	4.61987332598218
2014-10-01	4.34133798155647
2015-01-01	5.11197097115838
2015-04-01	4.58204974599817
2015-07-01	5.39417552786616
2015-10-01	4.16115392507624
2016-01-01	5.03581412414029
2016-04-01	3.64546220510778
2016-07-01	4.31355075864110
2016-10-01	3.46454566923207
2017-01-01	3.66822791170244
2017-04-01	3.46862490347543
2017-07-01	3.22981357413520
2017-10-01	4.00650283695037
2018-01-01	3.80208160999546
2018-04-01	3.93012351128829