Quarter	Percent, Seasonally Adjusted
1998-01-01	9.48082416958105
1998-04-01	9.47711902599684
1998-07-01	8.93874859321160
1998-10-01	8.45404687780767
1999-01-01	8.19600113278179
1999-04-01	7.90399386877587
1999-07-01	7.78057616419407
1999-10-01	7.84031972373791
2000-01-01	7.72082473270887
2000-04-01	7.19964985849628
2000-07-01	7.05458435433082
2000-10-01	6.83189942330179
2001-01-01	6.68973574585874
2001-04-01	6.83156255026024
2001-07-01	6.90089457233259
2001-10-01	7.03073350014751
2002-01-01	7.17896324000236
2002-04-01	7.38812353459700
2002-07-01	7.50676466687066
2002-10-01	7.44258808883332
2003-01-01	7.30446603202285
2003-04-01	8.14667107925775
2003-07-01	7.28483761758620
2003-10-01	7.27430202892434
2004-01-01	7.23439445945316
2004-04-01	7.05206973261638
2004-07-01	6.87820082868698
2004-10-01	6.78584192553054
2005-01-01	6.80561190576322
2005-04-01	6.58632216039954
2005-07-01	6.35847073153575
2005-10-01	6.09411070001264
2006-01-01	5.83224862738827
2006-04-01	5.72823299861755
2006-07-01	5.55432912506876
2006-10-01	5.47036629785183
2007-01-01	5.20046957134680
2007-04-01	5.04108644081337
2007-07-01	4.87783968886050
2007-10-01	4.51100235792310
2008-01-01	4.41170739632650
2008-04-01	4.25461237552553
2008-07-01	4.29819485075318
2008-10-01	4.46807640785848
2009-01-01	5.76925729668068
2009-04-01	7.53131042954388
2009-07-01	7.43373020306662
2009-10-01	7.39957065843035
2010-01-01	7.45601656871947
2010-04-01	7.50109338342371
2010-07-01	7.61371404509411
2010-10-01	6.74299413944247
2011-01-01	6.82403914163846
2011-04-01	6.61199709673630
2011-07-01	6.67080278039623
2011-10-01	6.47481478689161
2012-01-01	6.34902386034041
2012-04-01	6.76407360688477
2012-07-01	6.57589002556589
2012-10-01	6.64859515822578
2013-01-01	6.79874681703759
2013-04-01	6.59962576215444
2013-07-01	7.03699984549695
2013-10-01	7.10898161354239
2014-01-01	7.26801942746284
2014-04-01	7.70847941742322
2014-07-01	7.62016285118490
2014-10-01	7.87218314901262
2015-01-01	7.88351435041964
2015-04-01	7.75532771351006
2015-07-01	7.94701682155906
2015-10-01	7.91651263597818
2016-01-01	7.63969156507157
2016-04-01	7.61356986040958
2016-07-01	7.35069493718300
2016-10-01	7.27135371559230
2017-01-01	7.57193798369636
2017-04-01	7.28667733427645
2017-07-01	7.21359929922413
2017-10-01	6.97464432045359
2018-01-01	6.49913785702602
2018-04-01	6.44149466228053