Quarter	Percent, Seasonally Adjusted
2000-01-01	74.5349351730070
2000-04-01	75.0209703498519
2000-07-01	75.3713892486425
2000-10-01	75.7628694855714
2001-01-01	75.9519883760721
2001-04-01	75.7293256384919
2001-07-01	75.7550532737852
2001-10-01	75.9144228046983
2002-01-01	75.7488201507665
2002-04-01	76.1093691976132
2002-07-01	75.5866871296514
2002-10-01	75.2201253454278
2003-01-01	74.6489982086260
2003-04-01	74.4414099284029
2003-07-01	74.2009101121756
2003-10-01	73.9559567174359
2004-01-01	73.7850557974564
2004-04-01	73.6148975312714
2004-07-01	73.5999234571290
2004-10-01	73.2362497674206
2005-01-01	73.2515416170718
2005-04-01	73.1646160152412
2005-07-01	73.2618971415058
2005-10-01	73.2673749821497
2006-01-01	73.7099234159160
2006-04-01	73.9519111070770
2006-07-01	74.3098623503616
2006-10-01	74.6799638015428
2007-01-01	74.9997455390668
2007-04-01	75.1775039754804
2007-07-01	75.5338956044263
2007-10-01	75.1471309922557
2008-01-01	75.6102195215675
2008-04-01	75.9379665346128
2008-07-01	75.8074242259787
2008-10-01	76.1448075407306
2009-01-01	76.0827506737298
2009-04-01	75.5559794145263
2009-07-01	74.7768630063126
2009-10-01	74.5787987399722
2010-01-01	73.0005557016072
2010-04-01	72.7906645464424
2010-07-01	72.6746827016673
2010-10-01	72.4949752224051
2011-01-01	71.8316000754714
2011-04-01	71.4647346743405
2011-07-01	71.7360246052931
2011-10-01	71.8649005279022
2012-01-01	71.9780704736742
2012-04-01	71.6944007102642
2012-07-01	71.4453889968940
2012-10-01	70.9926478347717
2013-01-01	70.6618220316393
2013-04-01	70.2817745980691
2013-07-01	70.0253966813637
2013-10-01	69.9677616336458
2014-01-01	69.9284213800572
2014-04-01	70.0130423473194
2014-07-01	70.1573631130062
2014-10-01	70.3238023235327
2015-01-01	70.4387893881546
2015-04-01	70.3787267772944
2015-07-01	70.4359013415805
2015-10-01	70.4014915403146
2016-01-01	70.5528721084968
2016-04-01	70.6506163073085
2016-07-01	70.8330888024684
2016-10-01	70.9685587319774
2017-01-01	71.1428328905139
2017-04-01	71.3481561474030
2017-07-01	71.6329194804907
2017-10-01	71.7545245587587
2018-01-01	72.1319027287236
2018-04-01	72.3382005095095