Quarter	Percent, Seasonally Adjusted
2005-01-01	51.2678400590559
2005-04-01	51.5674733705142
2005-07-01	51.8426350203928
2005-10-01	51.9626393957885
2006-01-01	52.2778894485307
2006-04-01	52.6209537821899
2006-07-01	52.8711152313728
2006-10-01	53.0542131224862
2007-01-01	53.1701665221187
2007-04-01	53.4572820168539
2007-07-01	53.5857067171476
2007-10-01	53.7875073023495
2008-01-01	53.9368013942615
2008-04-01	54.0902488934028
2008-07-01	53.9246884741411
2008-10-01	53.9978016656280
2009-01-01	53.8795027209679
2009-04-01	53.7247967367418
2009-07-01	53.5828326401261
2009-10-01	53.5941297362334
2010-01-01	53.8434396115821
2010-04-01	53.9685670774497
2010-07-01	54.0516369403740
2010-10-01	53.8828290108549
2011-01-01	54.2531955093140
2011-04-01	54.5038706342883
2011-07-01	54.6192888633150
2011-10-01	54.7990500251901
2012-01-01	55.0317913689330
2012-04-01	55.3591728116446
2012-07-01	55.5660939589692
2012-10-01	55.8603684074052
2013-01-01	55.9533455760293
2013-04-01	56.2042593925723
2013-07-01	56.4604883588987
2013-10-01	56.6332586648434
2014-01-01	56.8289417477666
2014-04-01	57.2488198260576
2014-07-01	57.4675028289460
2014-10-01	57.6777812342080
2015-01-01	57.7280834028976
2015-04-01	58.0349793831029
2015-07-01	58.2426427121357
2015-10-01	58.5554833363243
2016-01-01	58.8353226685245
2016-04-01	59.1326384669424
2016-07-01	59.3073879953112
2016-10-01	59.5945586309501
2017-01-01	59.9287652882708
2017-04-01	60.2842792424072
2017-07-01	60.5454054545544
2017-10-01	60.8393879059908
2018-01-01	60.9918429086148
2018-04-01	61.2733513717031