Quarter	Percent, Seasonally Adjusted
1999-07-01	43.0854412618326
1999-10-01	42.7680489064424
2000-01-01	42.6893281975810
2000-04-01	42.4975868330755
2000-07-01	41.8028261560547
2000-10-01	41.7213913628122
2001-01-01	41.7580600041071
2001-04-01	41.4855882197499
2001-07-01	41.6288526190141
2001-10-01	41.4004205471816
2002-01-01	41.0420113764405
2002-04-01	40.8112039639113
2002-07-01	40.7557249010020
2002-10-01	41.0871264569628
2003-01-01	41.7459662182675
2003-04-01	41.6303402616463
2003-07-01	41.5747175795848
2003-10-01	41.2875827523200
2004-01-01	40.2105158172109
2004-04-01	40.2393990923109
2004-07-01	40.2265474879739
2004-10-01	40.1895173065286
2005-01-01	40.1554982917953
2005-04-01	39.9801576979404
2005-07-01	39.4509364457101
2005-10-01	38.8317925887603
2006-01-01	38.5644553300946
2006-04-01	38.5019302419764
2006-07-01	38.3504110323422
2006-10-01	38.3875097064432
2007-01-01	38.1860183147659
2007-04-01	38.0628731023564
2007-07-01	37.9728007455321
2007-10-01	37.6835413572215
2008-01-01	37.7370559701504
2008-04-01	37.6347294700840
2008-07-01	37.7851900598446
2008-10-01	37.6332823858467
2009-01-01	38.2767006904263
2009-04-01	38.6257820541918
2009-07-01	38.5165747409914
2009-10-01	38.4061484983491
2010-01-01	38.0294381182889
2010-04-01	38.0549580559188
2010-07-01	37.5648974270725
2010-10-01	37.6585344833173
2011-01-01	37.4285676241803
2011-04-01	36.8860573057752
2011-07-01	37.4810113693580
2011-10-01	37.2562828089467
2012-01-01	37.1390598675800
2012-04-01	37.1231216739458
2012-07-01	37.0764831408213
2012-10-01	37.2854389470264
2013-01-01	37.3589911814956
2013-04-01	36.7725800083126
2013-07-01	36.2382618195620
2013-10-01	36.0472811430361
2014-01-01	35.5659109799743
2014-04-01	35.1952008021700
2014-07-01	35.1661143974886
2014-10-01	35.0625621366274
2015-01-01	34.8903182235316
2015-04-01	34.7623708912912
2015-07-01	34.5355022070734
2015-10-01	34.2974067125636
2016-01-01	34.2116470321862
2016-04-01	34.3060774459838
2016-07-01	33.9768268604849
2016-10-01	33.7284562100135
2017-01-01	33.3896465313244
2017-04-01	33.4809681058878
2017-07-01	33.3572624903642
2017-10-01	33.2098378527924
2018-01-01	32.9424510615868
2018-04-01	32.6419977074620
2018-07-01	32.4677889371177