Quarter	Percent, Seasonally Adjusted
2005-01-01	70.4661467422838
2005-04-01	70.8517672494178
2005-07-01	70.6199181860984
2005-10-01	70.5320751176160
2006-01-01	70.8316143602534
2006-04-01	70.9456893815853
2006-07-01	70.7759309661597
2006-10-01	71.3162864936340
2007-01-01	70.8804515642605
2007-04-01	70.9988473625410
2007-07-01	71.1925235849110
2007-10-01	71.1711450772562
2008-01-01	71.2175194563313
2008-04-01	71.0904545856399
2008-07-01	71.4674973227976
2008-10-01	71.2331131141258
2009-01-01	71.3300663626157
2009-04-01	71.1487043964302
2009-07-01	71.2306472345340
2009-10-01	71.5559771061935
2010-01-01	71.6350302942153
2010-04-01	71.5861344280890
2010-07-01	71.5676782854908
2010-10-01	71.6758534361503
2011-01-01	72.1462449617741
2011-04-01	72.5647597289065
2011-07-01	72.3813140682488
2011-10-01	72.6794934856824
2012-01-01	72.4203498736757
2012-04-01	72.5491286983234
2012-07-01	72.9505334566641
2012-10-01	72.6562114009564
2013-01-01	72.6796137434889
2013-04-01	73.2014835130369
2013-07-01	72.9690050714676
2013-10-01	72.9836349000510
2014-01-01	73.0493799986204
2014-04-01	73.0673216020200
2014-07-01	73.3789953717275
2014-10-01	73.2177967204682
2015-01-01	73.1969781982730
2015-04-01	72.8282371035877
2015-07-01	72.9918697006296
2015-10-01	73.3740282923048
2016-01-01	73.5874418877968
2016-04-01	73.5175383984173
2016-07-01	73.8228396207840
2016-10-01	73.9066483219187
2017-01-01	73.7851801586455
2017-04-01	74.0862469958243
2017-07-01	73.9854307797409
2017-10-01	74.1608142344177
2018-01-01	74.2688798241585
2018-04-01	74.2400812469070