Quarter	Percent, Seasonally Adjusted
1999-01-01	40.3123981612110
1999-04-01	39.8284168765847
1999-07-01	39.4906499991409
1999-10-01	39.2033489914853
2000-01-01	39.1107792167758
2000-04-01	38.9422483503359
2000-07-01	39.0205015264581
2000-10-01	39.2628775105741
2001-01-01	39.3219716677088
2001-04-01	39.5131746646214
2001-07-01	39.5050429695540
2001-10-01	39.4004864406113
2002-01-01	39.3158150445208
2002-04-01	39.2939675031847
2002-07-01	39.4413483393175
2002-10-01	39.6907621473700
2003-01-01	39.9071320519694
2003-04-01	40.2448583994229
2003-07-01	40.1804909234017
2003-10-01	40.1124751902271
2004-01-01	40.0876400919022
2004-04-01	40.1994733791534
2004-07-01	40.5421266841836
2004-10-01	40.6569675875578
2005-01-01	40.8490119080287
2005-04-01	40.9621815461834
2005-07-01	41.2168266423158
2005-10-01	41.6921820562461
2006-01-01	42.0821310143873
2006-04-01	42.6552344222230
2006-07-01	42.9391211397999
2006-10-01	43.2060191758350
2007-01-01	43.4589937626657
2007-04-01	43.5908611138158
2007-07-01	43.6864131032968
2007-10-01	44.1810845513125
2008-01-01	44.6720807017213
2008-04-01	44.9327942852504
2008-07-01	45.4878470076087
2008-10-01	45.3213759977212
2009-01-01	44.6572189209791
2009-04-01	44.0534491895846
2009-07-01	43.4033910798652
2009-10-01	42.8639302517369
2010-01-01	42.6754974247816
2010-04-01	42.6604198576852
2010-07-01	42.7319349505460
2010-10-01	42.9081494015892
2011-01-01	42.8752100706704
2011-04-01	42.9842759278104
2011-07-01	42.9649706528798
2011-10-01	42.9196323611568
2012-01-01	43.0942602368676
2012-04-01	43.2031481200723
2012-07-01	43.2413193666226
2012-10-01	42.8356339077008
2013-01-01	43.1380667952725
2013-04-01	42.9822415768717
2013-07-01	42.9973384378588
2013-10-01	43.0718225943475
2014-01-01	43.2728692781088
2014-04-01	43.4675732932943
2014-07-01	43.7220480564187