Quarter	Percent, Seasonally Adjusted
1999-01-01	42.7845770912994
1999-04-01	42.7582179820642
1999-07-01	43.1191021544154
1999-10-01	42.3051504055847
2000-01-01	42.8599453003501
2000-04-01	42.4516258998036
2000-07-01	42.5566615213310
2000-10-01	42.3529873274885
2001-01-01	42.1330037481698
2001-04-01	41.6524576515051
2001-07-01	41.2457168870901
2001-10-01	40.1215228691595
2002-01-01	39.7057491670850
2002-04-01	39.6892744497088
2002-07-01	38.9230361623231
2002-10-01	38.5664855565652
2003-01-01	37.7955030879397
2003-04-01	37.6244227051352
2003-07-01	36.9756590895900
2003-10-01	36.3978599895305
2004-01-01	36.5443915806638
2004-04-01	36.3013262806853
2004-07-01	35.2707410474378
2004-10-01	34.5928276548136
2005-01-01	33.8673246640877
2005-04-01	32.5334500395210
2005-07-01	31.6043190831982
2005-10-01	31.5944944600134
2006-01-01	30.9154634030348
2006-04-01	30.8115561535410
2006-07-01	30.9431666833477
2006-10-01	30.7215712013595
2007-01-01	30.5545503320183
2007-04-01	30.6548974630856
2007-07-01	30.5307829855388
2007-10-01	29.1009236119309
2008-01-01	28.6562021116960
2008-04-01	27.4204977893060
2008-07-01	25.6826960616655
2008-10-01	25.1735563262165
2009-01-01	24.6981677583239
2009-04-01	24.8781432249035
2009-07-01	25.9238264414934
2009-10-01	26.1237810233197
2010-01-01	25.6713342980808
2010-04-01	25.4419709926100
2010-07-01	25.5976007583770
2010-10-01	25.3308402699895
2011-01-01	24.0424266633294
2011-04-01	22.6391555935612
2011-07-01	21.5660846983499
2011-10-01	22.4924346392010
2012-01-01	22.9964019059580
2012-04-01	23.4742494370518
2012-07-01	24.0299749590452
2012-10-01	24.0091228990573
2013-01-01	24.5270362820459
2013-04-01	24.0557216459754
2013-07-01	23.4290600199855
2013-10-01	22.7223441184851
2014-01-01	23.2896986969434
2014-04-01	22.9606126399238
2014-07-01	24.2896610424619
2014-10-01	23.7481315303330
2015-01-01	24.9125225793645
2015-04-01	24.9078518097697
2015-07-01	25.2504408213929
2015-10-01	24.3959183891936
2016-01-01	24.0412539903849
2016-04-01	23.5623176445146
2016-07-01	24.8847513398228
2016-10-01	26.3865820195037
2017-01-01	26.1527484067588
2017-04-01	27.0753358011585
2017-07-01	25.7736428472974
2017-10-01	26.8920295692811
2018-01-01	24.6834749460898
2018-04-01	25.1081827718757