Quarter	Percent, Seasonally Adjusted
1998-01-01	26.3840730543612
1998-04-01	26.4889070719191
1998-07-01	26.5470520999380
1998-10-01	26.4854109100660
1999-01-01	26.5846840949565
1999-04-01	26.7307113479919
1999-07-01	26.8107740188406
1999-10-01	26.7727303956489
2000-01-01	26.9828347814804
2000-04-01	27.2722176870381
2000-07-01	27.4669539233281
2000-10-01	27.7249996927156
2001-01-01	27.6939859898496
2001-04-01	27.8167594509416
2001-07-01	27.8063535292610
2001-10-01	27.6955990034185
2002-01-01	27.7179372737559
2002-04-01	27.5683845638583
2002-07-01	27.5604934643152
2002-10-01	27.6460298513107
2003-01-01	28.0304109322838
2003-04-01	28.1269156785963
2003-07-01	28.2795883075281
2003-10-01	28.4009780875855
2004-01-01	28.3557702584048
2004-04-01	28.2935445013353
2004-07-01	28.2220101837468
2004-10-01	28.0936494709429
2005-01-01	27.7037301017471
2005-04-01	27.7231891890572
2005-07-01	27.6548048379235
2005-10-01	27.9395979516256
2006-01-01	27.7154299360554
2006-04-01	27.8097552888687
2006-07-01	27.9244728173734
2006-10-01	27.8696438046700
2007-01-01	27.9268213717889
2007-04-01	27.8927319157076
2007-07-01	27.7525595806426
2007-10-01	27.7548692855132
2008-01-01	27.9495405886982
2008-04-01	27.9765695709699
2008-07-01	28.2315965912099
2008-10-01	27.9547284042067
2009-01-01	27.7942632462714
2009-04-01	27.8645758236280
2009-07-01	27.8064278232288
2009-10-01	27.8655964060215
2010-01-01	28.0358726448578
2010-04-01	28.0930320110392
2010-07-01	27.9008985829224
2010-10-01	28.1612602596303
2011-01-01	28.3186231237360
2011-04-01	28.1892017257345
2011-07-01	28.4911918916972
2011-10-01	28.7181713499256
2012-01-01	28.5356445319909
2012-04-01	28.2805806264619
2012-07-01	27.9771765696905
2012-10-01	27.8580959957155
2013-01-01	27.6953076884011
2013-04-01	27.5517287328173
2013-07-01	27.5581364548442
2013-10-01	27.5715044596513
2014-01-01	27.4715032599508
2014-04-01	27.4792839627001
2014-07-01	27.4917448453303
2014-10-01	27.3770175969533
2015-01-01	27.4570766177849
2015-04-01	27.6060341110240
2015-07-01	27.6676715753797
2015-10-01	27.4311646348179
2016-01-01	27.0108498471444
2016-04-01	26.9358903563608
2016-07-01	26.8797036840567
2016-10-01	26.8040753471499
2017-01-01	26.8126409296584
2017-04-01	26.7923180579839
2017-07-01	26.5049059539266
2017-10-01	26.3736962200669
2018-01-01	26.3769491043147
2018-04-01	26.1521087697728