Quarter	Percent, Seasonally Adjusted
1999-04-01	34.2137015460557
1999-07-01	34.7420803880364
1999-10-01	35.2008013753295
2000-01-01	35.6459479724084
2000-04-01	35.9970772240964
2000-07-01	36.2386757050830
2000-10-01	36.4297397664188
2001-01-01	36.6617342707684
2001-04-01	36.7835695489497
2001-07-01	37.0824143586179
2001-10-01	37.2197707759936
2002-01-01	37.3707670291510
2002-04-01	37.4922964986435
2002-07-01	37.5294427305938
2002-10-01	37.6336039458904
2003-01-01	37.7023635484067
2003-04-01	37.8093633813229
2003-07-01	37.8859192974860
2003-10-01	37.9696372975090
2004-01-01	38.0701166104346
2004-04-01	38.2406426812498
2004-07-01	38.5156680987453
2004-10-01	38.9240502367630
2005-01-01	39.2968358648053
2005-04-01	39.7183816697462
2005-07-01	40.0035428273258
2005-10-01	40.1454043791996
2006-01-01	40.3840851755365
2006-04-01	40.5333551733662
2006-07-01	40.7646790290953
2006-10-01	41.0581270277972
2007-01-01	43.5658159121311
2007-04-01	43.8704172489567
2007-07-01	44.0935871432594
2007-10-01	44.1098772227675
2008-01-01	44.1142296504700
2008-04-01	43.8330204719331
2008-07-01	43.2901498314055
2008-10-01	42.6734824025688
2009-01-01	41.4233579565107
2009-04-01	40.7863106827731
2009-07-01	40.2032086794019
2009-10-01	39.7758003509962
2010-01-01	39.4463671110900
2010-04-01	38.9978454997515
2010-07-01	38.8049743215667
2010-10-01	38.4928831051719
2011-01-01	38.3039037818633
2011-04-01	38.2484953892677
2011-07-01	37.9979058859947
2011-10-01	38.0006923410829
2012-01-01	37.8662876281723
2012-04-01	37.7812912552274
2012-07-01	37.8077269870936
2012-10-01	37.9477838947926
2013-01-01	38.1175354258453
2013-04-01	38.4002985264648
2013-07-01	38.6071335522387
2013-10-01	38.6628599890310
2014-01-01	38.8704818880520
2014-04-01	38.9204905739281
2014-07-01	39.1773199861480