Quarter	Percent, Seasonally Adjusted
2007-01-01	71.4522805791416
2007-04-01	70.4016072705586
2007-07-01	70.9774416964447
2007-10-01	74.0225820385642
2008-01-01	68.3430213019302
2008-04-01	69.6708677257703
2008-07-01	69.7849125800775
2008-10-01	70.3290735479935
2009-01-01	72.8532758510539
2009-04-01	70.2047557215768
2009-07-01	72.4935282833104
2009-10-01	70.1331113736721
2010-01-01	73.4293090339176
2010-04-01	71.5079272171880
2010-07-01	72.8987567417813
2010-10-01	72.3343474698027
2011-01-01	73.2767267088349
2011-04-01	72.4341555380518
2011-07-01	72.4684745245641
2011-10-01	73.3340678514640
2012-01-01	73.5311018920444
2012-04-01	74.6526412210446
2012-07-01	75.7669367746823
2012-10-01	75.9784506872620
2013-01-01	76.6379695895710
2013-04-01	74.6411945250906
2013-07-01	75.8352657069418
2013-10-01	74.8969114671232
2014-01-01	76.1237730032283
2014-04-01	77.0686416003592
2014-07-01	75.7739851761332
2014-10-01	78.2815109377749
2015-01-01	74.8008502330188
2015-04-01	77.4534154430819
2015-07-01	74.0982007419161
2015-10-01	76.6848027710550
2016-01-01	76.2677591447791
2016-04-01	75.4394982576783
2016-07-01	75.4508582383748
2016-10-01	78.3915370468102
2017-01-01	79.2077313316673
2017-04-01	80.2779885688935
2017-07-01	81.0282490637955
2017-10-01	78.7841954893557
2018-01-01	80.2698935097530
2018-04-01	79.2315021482285