Quarter	Percent, Seasonally Adjusted
1999-01-01	7.92901850971070
1999-04-01	7.58783031471873
1999-07-01	7.62640278576335
1999-10-01	7.18608905372876
2000-01-01	7.20081294023699
2000-04-01	7.25137114077634
2000-07-01	6.93039260277604
2000-10-01	6.81770952269313
2001-01-01	6.49039671057848
2001-04-01	6.38605908963607
2001-07-01	6.18238371490564
2001-10-01	6.32868560743117
2002-01-01	6.03830629065472
2002-04-01	6.11407558425097
2002-07-01	6.20249903436849
2002-10-01	6.26798762477140
2003-01-01	6.41233205227876
2003-04-01	6.21618733756355
2003-07-01	6.06019165737384
2003-10-01	5.77121412884574
2004-01-01	5.96767770376633
2004-04-01	5.89836171851088
2004-07-01	6.11362133059240
2004-10-01	6.28774047675846
2005-01-01	6.54103795085021
2005-04-01	7.02851610234950
2005-07-01	7.11963980383726
2005-10-01	7.24981477276692
2006-01-01	7.19030524648745
2006-04-01	7.00464127892378
2006-07-01	7.20819690003169
2006-10-01	7.16303996206025
2007-01-01	7.00253946079274
2007-04-01	6.99407099274610
2007-07-01	6.99779857680676
2007-10-01	7.53310494816823
2008-01-01	7.12949229134613
2008-04-01	7.51244780434278
2008-07-01	7.73208590928645
2008-10-01	8.26878152113449
2009-01-01	9.27958670034071
2009-04-01	9.94604919182402
2009-07-01	10.92794978429820
2009-10-01	10.94998045790580
2010-01-01	11.65238691398220
2010-04-01	11.91472451028160
2010-07-01	11.44518169314240
2010-10-01	11.43246245392630
2011-01-01	11.25696917549670
2011-04-01	10.89321485127210
2011-07-01	11.08159868623100
2011-10-01	11.04554553729580
2012-01-01	11.27215953754390
2012-04-01	11.62944010722560
2012-07-01	11.24070804015400
2012-10-01	11.22140247453400
2013-01-01	11.32505354250090
2013-04-01	10.20590154290030
2013-07-01	10.09466599524490
2013-10-01	9.24781709891044
2014-01-01	7.43018116208440
2014-04-01	8.05586901600613
2014-07-01	7.42875923621885
2014-10-01	7.35070923042662
2015-01-01	7.19122515995177
2015-04-01	6.73554299856156
2015-07-01	6.40158608688702
2015-10-01	6.16784609611700
2016-01-01	5.63001940399915
2016-04-01	5.26576089936926
2016-07-01	5.00603759249726
2016-10-01	4.58204480707687
2017-01-01	4.16837100675118
2017-04-01	3.92339697627163
2017-07-01	3.68800658396397
2017-10-01	3.45890182921867
2018-01-01	3.36420505126348
2018-04-01	3.40957496133763