Quarter	Percent, Seasonally Adjusted
2005-01-01	70.6782199870946
2005-04-01	70.8103789932761
2005-07-01	71.0448941280080
2005-10-01	71.5010686571559
2006-01-01	71.9090832505176
2006-04-01	72.7015742663587
2006-07-01	73.0186989978051
2006-10-01	73.0693633596520
2007-01-01	73.7238940151895
2007-04-01	73.8193268773805
2007-07-01	74.1817068271057
2007-10-01	74.4496004653050
2008-01-01	74.3701153346798
2008-04-01	74.5494662813006
2008-07-01	74.9103460861275
2008-10-01	75.1422536715347
2009-01-01	74.9713667965314
2009-04-01	75.3628811351438
2009-07-01	75.2715851963806
2009-10-01	76.0440998026758
2010-01-01	75.8111654218458
2010-04-01	76.3964082687869
2010-07-01	76.4597075434133
2010-10-01	76.7715665097448
2011-01-01	77.3852081376375
2011-04-01	77.8310803858066
2011-07-01	78.0908474504725
2011-10-01	78.2689323205792
2012-01-01	78.0960234864565
2012-04-01	78.1784563031144
2012-07-01	78.1916285365744
2012-10-01	78.4982463385023
2013-01-01	78.5760340436172
2013-04-01	78.6206832195401
2013-07-01	78.7834386918603
2013-10-01	78.5247939993794
2014-01-01	78.6195067928597
2014-04-01	78.8898519744541
2014-07-01	78.9470931859220
2014-10-01	78.9054115158818
2015-01-01	79.1667096119691
2015-04-01	79.2059037247084
2015-07-01	79.3568835984370
2015-10-01	79.1192714861845
2016-01-01	79.2952091443730
2016-04-01	79.4810179100835
2016-07-01	79.8131563298441
2016-10-01	80.1937158321966
2017-01-01	79.7100508677309
2017-04-01	79.9376663523256
2017-07-01	80.0386143242817
2017-10-01	80.2361120227265
2018-01-01	80.3943795024017
2018-04-01	80.5854831304494