Quarter	Percent, Seasonally Adjusted
1999-07-01	7.29119276762813
1999-10-01	6.09789964603434
2000-01-01	5.54049063334336
2000-04-01	5.07203068318683
2000-07-01	4.92358131874262
2000-10-01	4.95636361415895
2001-01-01	5.44694737116410
2001-04-01	4.55562706259416
2001-07-01	4.30445341697553
2001-10-01	4.23040147962306
2002-01-01	4.02405176170896
2002-04-01	3.79026883198967
2002-07-01	3.65063007847881
2002-10-01	3.64141425433866
2003-01-01	3.69439950845308
2003-04-01	3.88671865912109
2003-07-01	3.96577996906751
2003-10-01	4.05569509389171
2004-01-01	3.86388517624842
2004-04-01	3.91365346274589
2004-07-01	4.09895014923967
2004-10-01	4.23127117252093
2005-01-01	4.21498954087716
2005-04-01	4.10413992119279
2005-07-01	4.22609568747818
2005-10-01	4.04147824784783
2006-01-01	4.07962141718126
2006-04-01	4.03324255203567
2006-07-01	3.93040644958575
2006-10-01	4.02610642782663
2007-01-01	3.93423212361669
2007-04-01	3.92658008457660
2007-07-01	3.79713989883944
2007-10-01	3.68920212584944
2008-01-01	3.58543925917525
2008-04-01	3.61257116844486
2008-07-01	3.70516713002766
2008-10-01	3.92082801054377
2009-01-01	4.15170823351852
2009-04-01	4.39593014536296
2009-07-01	4.34271316142347
2009-10-01	4.10607615693497
2010-01-01	4.40189480580231
2010-04-01	3.99092102435640
2010-07-01	3.94421556874099
2010-10-01	3.89645266000900
2011-01-01	3.90183739505079
2011-04-01	3.68717364881132
2011-07-01	3.57965324365704
2011-10-01	3.56707801285614
2012-01-01	3.46183258569650
2012-04-01	3.48484665864682
2012-07-01	3.38926009342471
2012-10-01	3.45875944319255
2013-01-01	3.46147057442259
2013-04-01	3.31883793277052
2013-07-01	3.45888256750149
2013-10-01	3.37373346413308
2014-01-01	3.51220541647657
2014-04-01	3.60863328323082
2014-07-01	3.59932631605303
2014-10-01	3.76535872557642
2015-01-01	3.63261840764206
2015-04-01	3.76607754714812
2015-07-01	3.73400012411056
2015-10-01	3.74025959890349
2016-01-01	3.95359998092908
2016-04-01	3.84321838076897
2016-07-01	3.91285253966002
2016-10-01	3.71912786078574
2017-01-01	3.76904716358259
2017-04-01	3.89892903647272
2017-07-01	3.81252372080401
2017-10-01	3.95642355913645
2018-01-01	3.75768551566961
2018-04-01	4.02559740347848
2018-07-01	4.12478980588826