Quarter	Percent, Seasonally Adjusted
1998-01-01	12.26032123172610
1998-04-01	13.37620658770440
1998-07-01	13.34212510574040
1998-10-01	13.24390346772180
1999-01-01	11.24597763012640
1999-04-01	10.57281604043440
1999-07-01	9.74165988224257
1999-10-01	9.52728334793013
2000-01-01	9.30295240070846
2000-04-01	9.42887478780863
2000-07-01	8.99115346898159
2000-10-01	8.89735310454961
2001-01-01	9.64419643802629
2001-04-01	9.01000583128588
2001-07-01	9.17596410960056
2001-10-01	8.61433343964510
2002-01-01	8.41659571543759
2002-04-01	7.56333157223835
2002-07-01	8.97960366159916
2002-10-01	7.64468839658353
2003-01-01	7.97121590749886
2003-04-01	8.33979541327906
2003-07-01	7.11567210669308
2003-10-01	7.17401423997984
2004-01-01	6.76122965124696
2004-04-01	8.43091611708941
2004-07-01	6.71527768129216
2004-10-01	7.11246146041492
2005-01-01	8.02539270092599
2005-04-01	6.31269147909794
2005-07-01	6.33916735412883
2005-10-01	6.85478796948176
2006-01-01	7.25200249266268
2006-04-01	6.70849506030986
2006-07-01	6.49314970710214
2006-10-01	6.64410894621197
2007-01-01	6.37412330577194
2007-04-01	5.89040411046104
2007-07-01	6.73831432692415
2007-10-01	6.37574666501268
2008-01-01	5.35281559052914
2008-04-01	5.18873557735690
2008-07-01	5.39868585075441
2008-10-01	5.63025528251824
2009-01-01	5.45589357351163
2009-04-01	5.88009850772279
2009-07-01	6.83528514034457
2009-10-01	6.72352817057165
2010-01-01	7.10145197369957
2010-04-01	6.29980848576439
2010-07-01	6.34596736240476
2010-10-01	6.35311824093586
2011-01-01	6.87682845457365
2011-04-01	6.51885183816331
2011-07-01	5.77252964363877
2011-10-01	6.49629923288642
2012-01-01	6.43986530062817
2012-04-01	6.89053780613958
2012-07-01	6.70409794668826
2012-10-01	6.29066634057465
2013-01-01	7.70937260083211
2013-04-01	6.69062698234128
2013-07-01	6.65857129201120
2013-10-01	6.74466962240120
2014-01-01	7.10433050038941
2014-04-01	6.93180227240383
2014-07-01	7.38816537821506
2014-10-01	7.65915083150129
2015-01-01	7.55004171821759
2015-04-01	8.28696412572474
2015-07-01	7.93848699989632
2015-10-01	8.29900051920473
2016-01-01	7.58227711141072
2016-04-01	7.53499549804160
2016-07-01	7.06780256596101
2016-10-01	7.89064568857291
2017-01-01	7.52457684002628
2017-04-01	8.26427989025415
2017-07-01	7.60127176487992
2017-10-01	7.87257650141791
2018-01-01	7.79035608654777
2018-04-01	6.95704092113095