Quarter	Percent, Seasonally Adjusted
2006-01-01	71.7137330657092
2006-04-01	71.2229869777822
2006-07-01	70.6166652182082
2006-10-01	71.6513907279067
2007-01-01	71.7388833663183
2007-04-01	71.2634673714183
2007-07-01	72.2192735191891
2007-10-01	72.1786620150594
2008-01-01	72.2830336722109
2008-04-01	70.8659323914968
2008-07-01	70.4806479441457
2008-10-01	71.4346894970364
2009-01-01	70.6276728377075
2009-04-01	70.9150794971489
2009-07-01	70.1660726068846
2009-10-01	68.7007255959952
2010-01-01	68.3995771213293
2010-04-01	68.8436427110264
2010-07-01	69.1551227519995
2010-10-01	69.0767305486272
2011-01-01	67.4663925236507
2011-04-01	67.5810473512036
2011-07-01	66.7571111853225
2011-10-01	67.0975662644596
2012-01-01	67.4125987519545
2012-04-01	67.2309455784540
2012-07-01	66.8862667878530
2012-10-01	65.8511534380645
2013-01-01	66.8938860492800
2013-04-01	67.0526935550369
2013-07-01	67.0589400465781
2013-10-01	66.9881035078720
2014-01-01	67.4947545946786
2014-04-01	66.4161369956760
2014-07-01	66.5102931530066
2014-10-01	66.0864334899385
2015-01-01	66.2805232497960
2015-04-01	65.6170588470727
2015-07-01	66.0693179778449
2015-10-01	65.6454727509902
2016-01-01	64.0858918973486
2016-04-01	64.2190968154699
2016-07-01	64.8188726431600
2016-10-01	64.2555527668354
2017-01-01	63.5264244075532
2017-04-01	64.3476764512419
2017-07-01	62.7796304485160
2017-10-01	62.1116385044006
2018-01-01	62.5307402389481
2018-04-01	62.5325122227481