Quarter	Percent, Seasonally Adjusted
2005-01-01	76.5584865887867
2005-04-01	76.6587800112087
2005-07-01	76.8418939582111
2005-10-01	76.5542480293797
2006-01-01	77.2979948646945
2006-04-01	77.5465938816804
2006-07-01	77.5033430601466
2006-10-01	77.0774490029760
2007-01-01	77.3644449048258
2007-04-01	77.2713880666123
2007-07-01	77.0818261969412
2007-10-01	77.7952920335366
2008-01-01	78.1148092878834
2008-04-01	78.0416565650057
2008-07-01	78.0028231890484
2008-10-01	78.0717360105329
2009-01-01	77.4977621733918
2009-04-01	77.5259094452256
2009-07-01	77.3432222791522
2009-10-01	76.9207761483068
2010-01-01	77.1610681341318
2010-04-01	77.5260127294798
2010-07-01	78.4235645976610
2010-10-01	78.2117895748092
2011-01-01	78.5955660911033
2011-04-01	78.4105440566091
2011-07-01	78.8081636903754
2011-10-01	78.3622580500792
2012-01-01	78.1853266053588
2012-04-01	77.9795428054012
2012-07-01	77.7385433382801
2012-10-01	78.1811430058844
2013-01-01	78.2537739024400
2013-04-01	77.8999454769012
2013-07-01	77.8805297838914
2013-10-01	78.2222357854366
2014-01-01	77.8575924010106
2014-04-01	77.7625286987602
2014-07-01	77.2086947451852
2014-10-01	77.6441946990816
2015-01-01	77.6972604008127
2015-04-01	77.6820329435425
2015-07-01	77.7581466053554
2015-10-01	77.6453202786624
2016-01-01	77.2796686789818
2016-04-01	77.2268908866645
2016-07-01	77.5673743482764
2016-10-01	77.3193817761256
2017-01-01	77.6663315606582
2017-04-01	77.5279978436484
2017-07-01	77.6085048105065
2017-10-01	77.6999155385785
2018-01-01	77.1299975465743
2018-04-01	77.5727938290747
2018-07-01	77.1941776315634