Quarter	Percent, Seasonally Adjusted
1999-01-01	50.4174364187513
1999-10-01	47.8118377014451
2000-01-01	47.7182062498899
2000-04-01	47.5983116779647
2000-07-01	47.3654437234169
2000-10-01	47.2174627497982
2001-01-01	46.9338827307713
2001-04-01	46.3885059608970
2001-07-01	45.9519469958183
2001-10-01	45.3085870851838
2002-01-01	44.9793142196524
2002-04-01	44.5382464676263
2002-07-01	44.1577876732723
2002-10-01	43.9279187187205
2003-01-01	43.9395075975114
2003-04-01	44.0521567146553
2003-07-01	43.9827066579186
2003-10-01	43.9961411665608
2004-01-01	44.1062231244134
2004-04-01	44.1499304405727
2004-07-01	44.3023067280474
2004-10-01	44.7232234096811
2005-01-01	44.8550219252715
2005-04-01	44.8547951382104
2005-07-01	45.3582597400167
2005-10-01	45.5655395112817
2006-01-01	38.2435922077639
2006-04-01	38.6541606834299
2006-07-01	39.3354137815673
2006-10-01	39.6580596520241
2007-01-01	40.2749566065751
2007-04-01	40.7900729744113
2007-07-01	40.9679761940510
2007-10-01	41.5053836796880
2008-01-01	42.2348978874181
2008-04-01	42.4021653463701
2008-07-01	42.6347509266434
2008-10-01	42.8113057723251
2009-01-01	42.8315718961114
2009-04-01	42.7023996620742
2009-07-01	42.6573707929593
2009-10-01	42.4514674756856
2010-01-01	42.0138572722527
2010-04-01	42.3326201607530
2010-07-01	42.4523625269952
2010-10-01	42.3747291778854
2011-01-01	42.4668820760614
2011-04-01	42.5765228531951
2011-07-01	42.5200400025852
2011-10-01	42.5143643327694
2012-01-01	42.5970499383688
2012-04-01	42.6635575544250
2012-07-01	42.5609403730193
2012-10-01	42.5230912768507
2013-01-01	42.3353908488770
2013-04-01	42.5280224182911
2013-07-01	42.6187580841229
2013-10-01	42.7237649384754
2014-01-01	43.0480663282102
2014-04-01	43.3514359309778
2014-07-01	43.6600370335486