Quarter	Percent, Seasonally Adjusted
1999-01-01	6.25319313552675
1999-04-01	3.91578707113088
1999-07-01	4.49947127555096
1999-10-01	4.72478038208806
2000-01-01	6.03442947029522
2000-04-01	6.40710558472783
2000-07-01	5.51169323242474
2000-10-01	3.76975583171036
2001-01-01	3.59776475459187
2001-04-01	4.98293772132111
2001-07-01	3.09917411350289
2001-10-01	4.23095248613647
2002-01-01	3.90768106995792
2002-04-01	2.48235549889885
2002-07-01	2.44503298181177
2002-10-01	2.78471193508160
2003-01-01	3.22668024982711
2003-04-01	3.98497801228511
2003-07-01	2.88308321766435
2003-10-01	2.66814912983849
2004-01-01	4.11009456329541
2004-04-01	2.96864805710784
2004-07-01	2.77131197383376
2004-10-01	2.78140519618798
2005-01-01	3.25513240036087
2005-04-01	4.07661064553183
2005-07-01	4.91014794450128
2005-10-01	4.45871424276024
2006-01-01	2.71213545196721
2006-04-01	2.80404965548984
2006-07-01	1.69949321550121
2006-10-01	2.86387881253176
2007-01-01	2.82700290614157
2007-04-01	3.14451025001067
2007-07-01	3.43194065007156
2007-10-01	3.64272861371090
2008-01-01	3.49392998878753
2008-04-01	4.46503957356194
2008-07-01	3.07116726204486
2008-10-01	4.93712097250276
2009-01-01	4.56675990375308
2009-04-01	3.07523637362331
2009-07-01	2.84939791729752
2009-10-01	3.19816550997970
2010-01-01	2.40060561995856
2010-04-01	4.26000882173565
2010-07-01	3.91048095783773
2010-10-01	6.23317021932505
2011-01-01	5.20435245211712
2011-04-01	7.55935014101517
2011-07-01	6.75023994031111
2011-10-01	5.72040293625960
2012-01-01	6.66962701849402
2012-04-01	6.71172219385696
2012-07-01	5.55690981476763
2012-10-01	5.72535570296972
2013-01-01	8.84549148507599
2013-04-01	7.34111911211739
2013-07-01	6.11542528518454
2013-10-01	5.74452910606087
2014-01-01	7.85791996649718
2014-04-01	6.79424665415041
2014-07-01	8.28383946669834
2014-10-01	8.23161939808921
2015-01-01	7.18991955961071
2015-04-01	6.81719491065126
2015-07-01	8.47729446467459
2015-10-01	8.61488418485244
2016-01-01	5.82291574018184
2016-04-01	6.49730347026790
2016-07-01	5.96281529233242
2016-10-01	7.63278771760817
2017-01-01	7.52298054895052
2017-04-01	6.16558950650284
2017-07-01	6.76389907402597
2017-10-01	5.03316065676386
2018-01-01	5.13790546391055
2018-04-01	5.51721389412885