Quarter	Percent, Seasonally Adjusted
1999-01-01	6.00727222288973
1999-04-01	6.08085003123935
1999-07-01	6.26102272797641
1999-10-01	6.23180631756634
2000-01-01	6.03764852314778
2000-04-01	5.96864891379914
2000-07-01	5.95332564300026
2000-10-01	6.03525052363724
2001-01-01	6.27689445339791
2001-04-01	6.44060616249966
2001-07-01	6.36283680381309
2001-10-01	6.30493911236320
2002-01-01	5.84739908263043
2002-04-01	5.75404534095321
2002-07-01	5.85748813947308
2002-10-01	5.45668224940123
2003-01-01	5.00620676076181
2003-04-01	5.41261850049175
2003-07-01	5.40764302861818
2003-10-01	5.71119463758691
2004-01-01	7.55929316649105
2004-04-01	7.79088844754523
2004-07-01	7.90101229394323
2004-10-01	8.55614535846568
2005-01-01	8.24194176426470
2005-04-01	7.94358162079950
2005-07-01	7.93541745625570
2005-10-01	7.89972748973036
2006-01-01	7.90229668009423
2006-04-01	7.78434226680962
2006-07-01	7.88611879649524
2006-10-01	7.77011159413814
2007-01-01	7.45063840489630
2007-04-01	7.49333505171038
2007-07-01	7.39090801518783
2007-10-01	7.50621819488647
2008-01-01	7.67412991247616
2008-04-01	7.74050378989040
2008-07-01	8.08425364821000
2008-10-01	8.20530582523144
2009-01-01	8.15061738395470
2009-04-01	8.18978662081681
2009-07-01	8.10755728665126
2009-10-01	7.95175200996752
2010-01-01	8.20364130927908
2010-04-01	8.06720857628134
2010-07-01	7.95086894460565
2010-10-01	8.16090624774591
2011-01-01	8.03430443401224
2011-04-01	8.07059869105893
2011-07-01	8.12508415491059
2011-10-01	7.87515441248221
2012-01-01	7.89541981819600
2012-04-01	7.70773076729539
2012-07-01	7.70171768668734
2012-10-01	7.60917804578936
2013-01-01	7.52924409303594
2013-04-01	7.83474732679776
2013-07-01	7.92073202842895
2013-10-01	8.30889147727659
2014-01-01	8.71548969789514
2014-04-01	8.54833145465649
2014-07-01	8.43608463973504
2014-10-01	8.48813593491143
2015-01-01	8.23830884862093
2015-04-01	8.36542655634038
2015-07-01	8.54905771642088
2015-10-01	8.35423048116070
2016-01-01	8.32785747449787
2016-04-01	8.18386171593754
2016-07-01	8.07520825959419
2016-10-01	8.26388693483961
2017-01-01	8.01402359761485
2017-04-01	7.70645767507993
2017-07-01	7.70730874208287
2017-10-01	7.56623742342102
2018-01-01	7.60973106675798
2018-04-01	7.76249595646618