Quarter	Percent, Seasonally Adjusted
1999-01-01	10.92094504461950
1999-04-01	10.86846184771780
1999-07-01	10.09485745799500
1999-10-01	9.91303468218338
2000-01-01	8.62594221159454
2000-04-01	8.84528200755040
2000-07-01	8.74005391464343
2000-10-01	8.64964499945157
2001-01-01	7.28865263111993
2001-04-01	7.37558455185622
2001-07-01	6.97042868178552
2001-10-01	8.51712561631726
2002-01-01	8.93175220922596
2002-04-01	8.32340730735031
2002-07-01	8.82970357545093
2002-10-01	8.54809012191694
2003-01-01	8.96236284827619
2003-04-01	8.54347247858705
2003-07-01	8.91720978686687
2003-10-01	9.12780640479609
2004-01-01	9.71788110589249
2004-04-01	8.83242348410872
2004-07-01	10.33508394846990
2004-10-01	9.43248503312003
2005-01-01	9.57941665712872
2005-04-01	9.56232680947480
2005-07-01	9.70625666864732
2005-10-01	9.35266777311742
2006-01-01	9.36446753319060
2006-04-01	9.57181820087589
2006-07-01	9.39585935708960
2006-10-01	9.08003523597220
2007-01-01	9.08500258194902
2007-04-01	9.27413581157758
2007-07-01	7.66414245071086
2007-10-01	7.91104391073525
2008-01-01	7.56162788121541
2008-04-01	7.14745002036689
2008-07-01	8.02788332348132
2008-10-01	7.77374437337644
2009-01-01	8.32473080522292
2009-04-01	7.89156020008961
2009-07-01	8.34979682560363
2009-10-01	7.96637829241446
2010-01-01	8.92836438283521
2010-04-01	8.68055439329478
2010-07-01	8.55502202909367
2010-10-01	8.06882413608271
2011-01-01	6.90494324978873
2011-04-01	7.12765175646815
2011-07-01	7.64432521910648
2011-10-01	7.15338643326059
2012-01-01	7.23497375989604
2012-04-01	7.62497569724591
2012-07-01	7.41889288014194
2012-10-01	7.50686292301346
2013-01-01	8.07744215629794
2013-04-01	8.48414683049022
2013-07-01	8.08292301061846
2013-10-01	8.19601607872254
2014-01-01	8.10566670165776
2014-04-01	7.74277147619437
2014-07-01	7.93533450789009
2014-10-01	8.13813935194461
2015-01-01	8.09014782426084
2015-04-01	7.67137320127970
2015-07-01	7.43423750865643
2015-10-01	8.07679250577833
2016-01-01	7.76681924944730
2016-04-01	8.47971310105531
2016-07-01	7.51404781382009
2016-10-01	6.61995467112322
2017-01-01	8.01340912883950
2017-04-01	7.49108633911723
2017-07-01	6.62192311600409
2017-10-01	6.28598052464759
2018-01-01	5.77926625885672
2018-04-01	6.24948642749193