Quarter	Percent, Seasonally Adjusted
1998-01-01	5.17507996356589
1998-04-01	4.44739036301164
1998-07-01	4.39177010646213
1998-10-01	4.21439197203534
1999-01-01	4.15547649378804
1999-04-01	4.36964182039187
1999-07-01	4.12697309457725
1999-10-01	3.96382272453929
2000-01-01	3.76826693201975
2000-04-01	3.50766700278425
2000-07-01	3.67628834605808
2000-10-01	3.27482022875222
2001-01-01	3.51853048109613
2001-04-01	3.43208862272458
2001-07-01	3.48459990349020
2001-10-01	3.50344150230939
2002-01-01	3.72710091682107
2002-04-01	4.14734564967275
2002-07-01	4.46115750642953
2002-10-01	5.49630964807579
2003-01-01	5.78224223869111
2003-04-01	5.88029465705814
2003-07-01	5.69680804321615
2003-10-01	5.74966309217982
2004-01-01	5.57378171609774
2004-04-01	5.88758104884253
2004-07-01	6.20634800200979
2004-10-01	6.45917706837832
2005-01-01	6.97677476115110
2005-04-01	7.05834076829484
2005-07-01	7.41435792159753
2005-10-01	7.52033787391689
2006-01-01	7.24138043032066
2006-04-01	7.22933009188033
2006-07-01	7.20783711379024
2006-10-01	7.64577333162190
2007-01-01	7.94396991288428
2007-04-01	7.85451769197641
2007-07-01	7.78460847422633
2007-10-01	7.42401413034267
2008-01-01	7.06020099081780
2008-04-01	7.04715442674684
2008-07-01	7.35221681451316
2008-10-01	7.40019751689314
2009-01-01	8.31493107672830
2009-04-01	8.88587582060347
2009-07-01	9.79536017769538
2009-10-01	9.96444201795596
2010-01-01	10.21665025584390
2010-04-01	10.64540893285420
2010-07-01	10.81939462085280
2010-10-01	11.01880838538800
2011-01-01	11.52132236084050
2011-04-01	11.50996608096700
2011-07-01	11.85870703572330
2011-10-01	12.82084948860410
2012-01-01	13.41876367074200
2012-04-01	14.28409027432520
2012-07-01	15.24587747361510
2012-10-01	15.83970715841870
2013-01-01	16.19058623846590
2013-04-01	16.02959194926740
2013-07-01	15.20513731757660
2013-10-01	14.59930784299210
2014-01-01	13.58202306207710
2014-04-01	12.97386974391180
2014-07-01	12.39356687744490
2014-10-01	11.88251572969570
2015-01-01	11.84000704645570
2015-04-01	11.14212006747110
2015-07-01	11.07130955655790
2015-10-01	10.70413658289980
2016-01-01	10.82252977786500
2016-04-01	10.00516549508510
2016-07-01	10.07566324593890
2016-10-01	9.21411100786039
2017-01-01	8.78544749353050
2017-04-01	8.15144174459594
2017-07-01	7.58869684429863
2017-10-01	6.97950259876850
2018-01-01	6.68546974183465
2018-04-01	6.04062200662944