Quarter	Percent, Seasonally Adjusted
1999-01-01	3.92292961779315
1999-04-01	4.51030413301038
1999-07-01	4.72677813945011
1999-10-01	4.29488274852590
2000-01-01	3.05475605877101
2000-04-01	3.40211805727317
2000-07-01	2.71145701864492
2000-10-01	2.88845928006052
2001-01-01	3.27480970857572
2001-04-01	3.93222465964806
2001-07-01	2.05393493074848
2001-10-01	3.68646352468217
2002-01-01	4.47757915560040
2002-04-01	3.32293611205742
2002-07-01	4.04276482524722
2002-10-01	4.02104609911567
2003-01-01	2.96384774102066
2003-04-01	1.86503152494471
2003-07-01	2.85997644030466
2003-10-01	3.34045411681405
2004-01-01	3.42554582097010
2004-04-01	4.07556968499846
2004-07-01	2.43823785928753
2004-10-01	2.84971777493020
2005-01-01	3.70106432179448
2005-04-01	4.42176099622479
2005-07-01	3.51480436545317
2005-10-01	3.79480513011330
2006-01-01	3.60554548591384
2006-04-01	4.67894508818036
2006-07-01	4.45691354506296
2006-10-01	4.17302768069840
2007-01-01	3.59696068497925
2007-04-01	2.76509700460303
2007-07-01	4.07904880677963
2007-10-01	3.73009605120606
2008-01-01	3.34513943193140
2008-04-01	3.53871615458958
2008-07-01	3.95464304145341
2008-10-01	3.56811570564942
2009-01-01	5.49843207265324
2009-04-01	5.06781351506640
2009-07-01	4.74010465458252
2009-10-01	4.81803159303663
2010-01-01	3.40244857259422
2010-04-01	4.17438450422208
2010-07-01	5.21283024917360
2010-10-01	4.10717110699138
2011-01-01	5.61058796713904
2011-04-01	3.06318654628398
2011-07-01	3.90738049346175
2011-10-01	2.99563606747864
2012-01-01	3.95205825185824
2012-04-01	2.92244740479350
2012-07-01	4.76637810475472
2012-10-01	4.60081611825063
2013-01-01	6.25269034584355
2013-04-01	4.93816376771458
2013-07-01	5.81062484634095
2013-10-01	4.86839413325720
2014-01-01	6.59996915192259
2014-04-01	4.00851197392147
2014-07-01	4.75515375318572
2014-10-01	6.79122650348987
2015-01-01	7.11365313882852
2015-04-01	7.23946267102286
2015-07-01	5.42720166014450
2015-10-01	5.56796175425243
2016-01-01	4.79326093283977
2016-04-01	5.88728748856481
2016-07-01	5.26795940032234
2016-10-01	5.49230365206511
2017-01-01	5.01221782643749
2017-04-01	4.92060495674824
2017-07-01	5.92581201757665
2017-10-01	5.37988133950899
2018-01-01	4.36325454853011
2018-04-01	4.70288193734844