Quarter	Percent, Seasonally Adjusted
1998-01-01	41.7531021108898
1998-04-01	41.3858211334241
1998-07-01	42.4123181301245
1998-10-01	42.4283551764744
1999-01-01	42.2296076982098
1999-04-01	41.9636227597432
1999-07-01	42.2131704438954
1999-10-01	41.7691457555726
2000-01-01	41.2958537074007
2000-04-01	41.2240244847503
2000-07-01	39.9729003038610
2000-10-01	39.7112095371231
2001-01-01	39.9426020032120
2001-04-01	38.5743136754490
2001-07-01	36.9995654210866
2001-10-01	36.0689385970421
2002-01-01	35.2146756831969
2002-04-01	35.3325377152916
2002-07-01	35.3114182122108
2002-10-01	35.0423454991270
2003-01-01	34.8545266845071
2003-04-01	33.8775275708751
2003-07-01	33.9101620365946
2003-10-01	33.2291367594695
2004-01-01	32.6984872115892
2004-04-01	32.2626608390463
2004-07-01	30.7738362848072
2004-10-01	30.2873653186348
2005-01-01	29.1057236671937
2005-04-01	28.5381926919202
2005-07-01	28.3069806236801
2005-10-01	29.6136850094550
2006-01-01	29.2391685975010
2006-04-01	29.4525695871395
2006-07-01	29.3388999675305
2006-10-01	28.5911125430942
2007-01-01	28.0118424304443
2007-04-01	27.4113650349709
2007-07-01	26.3085494521550
2007-10-01	25.7222640815479
2008-01-01	25.8229335276153
2008-04-01	26.2788838586198
2008-07-01	26.1230774427690
2008-10-01	26.2480771367858
2009-01-01	26.3786294582744
2009-04-01	26.0967703790423
2009-07-01	26.1493066095421
2009-10-01	25.7762623651072
2010-01-01	24.8067994685317
2010-04-01	24.8868570010498
2010-07-01	26.0799867022334
2010-10-01	25.2837948034450
2011-01-01	24.6842076170679
2011-04-01	24.6245892802987
2011-07-01	24.3906278483019
2011-10-01	22.7579962753884
2012-01-01	25.6938787368386
2012-04-01	25.9226470845965
2012-07-01	25.9293056451615
2012-10-01	26.1671567465635
2013-01-01	26.4221045373794
2013-04-01	26.5728533430887
2013-07-01	25.7491626878911
2013-10-01	25.4890342408200
2014-01-01	25.1586315055295
2014-04-01	25.5839569711742
2014-07-01	26.1285818330990
2014-10-01	27.3929885465446
2015-01-01	28.0490822594896
2015-04-01	27.8361850859888
2015-07-01	27.2954052536877
2015-10-01	26.2537876339754
2016-01-01	25.8530514065003
2016-04-01	26.0258175388366
2016-07-01	26.2359912879791
2016-10-01	26.7179849455552
2017-01-01	27.5069860558909
2017-04-01	26.3951823857741
2017-07-01	26.5494034481576
2017-10-01	25.8568044559886
2018-01-01	25.8313189470920
2018-04-01	26.6339405598544