Quarter	Percent, Seasonally Adjusted
2000-01-01	65.9594535370144
2000-04-01	65.8162344213424
2000-07-01	65.6077849129520
2000-10-01	65.6826212273659
2001-01-01	65.7752714383626
2001-04-01	65.6995682494229
2001-07-01	65.4902178705214
2001-10-01	65.1793900439522
2002-01-01	64.9360619048102
2002-04-01	64.7191056059456
2002-07-01	64.4468484587807
2002-10-01	64.2094875206748
2003-01-01	63.8809324265132
2003-04-01	63.9753098966983
2003-07-01	63.9643631000058
2003-10-01	63.9353597871639
2004-01-01	64.1574280726988
2004-04-01	63.8869057182415
2004-07-01	63.7901084120855
2004-10-01	64.1112566800132
2005-01-01	64.2514410461212
2005-04-01	64.3253789848846
2005-07-01	64.6008994195936
2005-10-01	64.3266854434453
2006-01-01	63.4848504899244
2006-04-01	63.3235830430938
2006-07-01	63.4070061286184
2006-10-01	63.2184278811387
2007-01-01	63.0866795522016
2007-04-01	63.1762583290414
2007-07-01	63.0433599646022
2007-10-01	63.3344313065164
2008-01-01	63.6363912514853
2008-04-01	63.7021194969529
2008-07-01	63.8592318081301
2008-10-01	64.1114675788899
2009-01-01	64.5296253977376
2009-04-01	64.5121291239819
2009-07-01	64.8341311049266
2009-10-01	64.8918011710852
2010-01-01	65.1128863183571
2010-04-01	65.2924496805832
2010-07-01	65.4294334735332
2010-10-01	65.4239886749068
2011-01-01	65.4974084221902
2011-04-01	65.7005334320320
2011-07-01	65.7500747822609
2011-10-01	65.9858388855348
2012-01-01	66.1899165567444
2012-04-01	66.4686801133880
2012-07-01	66.5736660828216
2012-10-01	66.7171776348916
2013-01-01	66.6092182014132
2013-04-01	66.9826968718251
2013-07-01	67.1426799410380
2013-10-01	67.2570454674483
2014-01-01	67.6820858686314
2014-04-01	67.7643419365450
2014-07-01	67.9351160717296
2014-10-01	68.0485300548309
2015-01-01	68.0323573794635
2015-04-01	67.8180039166688
2015-07-01	68.1535540656900
2015-10-01	68.3921798926939
2016-01-01	68.6806611089607
2016-04-01	68.6546249580632
2016-07-01	68.8196232876070
2016-10-01	69.0843335867057
2017-01-01	69.3730414284002
2017-04-01	69.5881936550299
2017-07-01	69.6490327045446
2017-10-01	69.7052629227950
2018-01-01	69.8017217268433
2018-04-01	70.0230533354996