Quarter	Percent, Seasonally Adjusted
2005-01-01	56.2411909582687
2005-04-01	56.2998455987444
2005-07-01	56.3092991461997
2005-10-01	56.3758291883353
2006-01-01	56.5536848551138
2006-04-01	56.5670377206422
2006-07-01	56.6135691089887
2006-10-01	56.6754366929216
2007-01-01	56.6305684543798
2007-04-01	56.7839512801777
2007-07-01	56.9914563654370
2007-10-01	56.9494720706486
2008-01-01	57.0273034318421
2008-04-01	57.0345608632010
2008-07-01	57.1973676960577
2008-10-01	57.0887027171824
2009-01-01	57.1216505916815
2009-04-01	57.0456569352491
2009-07-01	56.9141826714514
2009-10-01	56.9881047244486
2010-01-01	56.9869404222881
2010-04-01	56.8786408267049
2010-07-01	56.7809508589098
2010-10-01	56.7758129289381
2011-01-01	56.8119350440114
2011-04-01	56.8534901104859
2011-07-01	56.8539647557278
2011-10-01	56.9187182860505
2012-01-01	57.0342579680988
2012-04-01	57.1047273132790
2012-07-01	57.1169600777488
2012-10-01	57.1117880819788
2013-01-01	57.0714396609531
2013-04-01	57.0543564355291
2013-07-01	56.9980371307030
2013-10-01	56.9422046119925
2014-01-01	56.9116423223577
2014-04-01	56.8491750077312
2014-07-01	56.9088957792085
2014-10-01	56.9509059649890
2015-01-01	56.7973212860833
2015-04-01	56.8156438265402
2015-07-01	56.7980276623804
2015-10-01	56.8638901584661
2016-01-01	57.0158358145789
2016-04-01	57.0732039950207
2016-07-01	57.1070466507639
2016-10-01	57.0987718491156
2017-01-01	57.0613161012077
2017-04-01	57.1276853409916
2017-07-01	57.1903204975814
2017-10-01	57.2420427415103
2018-01-01	57.2054387529414
2018-04-01	57.2773437182540