Quarter	Percent, Seasonally Adjusted
1999-01-01	46.8163158436363
1999-04-01	46.4624078333159
1999-07-01	46.5336814428869
1999-10-01	46.4425287684529
2000-01-01	46.7803269980252
2000-04-01	46.6693800984437
2000-07-01	46.6442267419435
2000-10-01	46.8442501887701
2001-01-01	46.8728567047055
2001-04-01	46.9736251699322
2001-07-01	46.7582390730687
2001-10-01	47.0593557837981
2002-01-01	47.0180910287695
2002-04-01	47.0280276258100
2002-07-01	46.9190422297294
2002-10-01	47.1645786422537
2003-01-01	47.4030282773749
2003-04-01	47.4698127376996
2003-07-01	47.3856273252625
2003-10-01	47.4496857208961
2004-01-01	46.0597068778170
2004-04-01	46.5014182813885
2004-07-01	46.7664830715823
2004-10-01	46.7909465108136
2005-01-01	46.9876436479713
2005-04-01	46.8929401551170
2005-07-01	47.3895661756804
2005-10-01	47.3607430066495
2006-01-01	47.4789437220525
2006-04-01	47.9856808566559
2006-07-01	48.7237735003988
2006-10-01	48.4612467601519
2007-01-01	48.9268657446304
2007-04-01	49.1957072060330
2007-07-01	49.3319578320923
2007-10-01	49.2282608733568
2008-01-01	49.5844936126687
2008-04-01	49.8835145083899
2008-07-01	49.6972494637174
2008-10-01	49.8378378916582
2009-01-01	49.5360183943970
2009-04-01	49.4837834198254
2009-07-01	49.3797698130930
2009-10-01	49.5637248882909
2010-01-01	49.4342525249348
2010-04-01	49.3880917233804
2010-07-01	49.5941395461585
2010-10-01	49.9548870211284
2011-01-01	49.8963573182106
2011-04-01	49.9104864286473
2011-07-01	50.0386085791160
2011-10-01	50.0826094359643
2012-01-01	50.2477687905427
2012-04-01	50.2962303008115
2012-07-01	50.2822958893972
2012-10-01	50.0835652844425
2013-01-01	49.8490598584660
2013-04-01	49.9813978886758
2013-07-01	50.0364875289162
2013-10-01	50.0419987447487
2014-01-01	50.0899094652209
2014-04-01	50.2249319381680
2014-07-01	50.0731593355212