Quarter	Percent, Seasonally Adjusted
2002-01-01	52.4440932588284
2002-04-01	53.7263128638234
2002-07-01	54.5055896314638
2002-10-01	54.8286296424541
2003-01-01	54.3521092394312
2003-04-01	54.1645847604435
2003-07-01	55.0553980522768
2003-10-01	54.4094299324004
2004-01-01	54.8074895381949
2004-04-01	54.8358768602987
2004-07-01	54.8106083160427
2004-10-01	55.1444986310441
2005-01-01	54.6623848409756
2005-04-01	55.8937396966517
2005-07-01	55.8428691496106
2005-10-01	57.0519244647787
2006-01-01	58.1128823785038
2006-04-01	59.3706560233335
2006-07-01	61.0049649661925
2006-10-01	60.1351882280298
2007-01-01	59.8569872103131
2007-04-01	61.3098126326802
2007-07-01	62.4230837053609
2007-10-01	62.9693807164523
2008-01-01	62.6910337667141
2008-04-01	63.1607005217751
2008-07-01	61.8818277478368
2008-10-01	60.1036864896030
2009-01-01	58.2351953620008
2009-04-01	55.2462719204563
2009-07-01	52.0464713173398
2009-10-01	51.4770332054447
2010-01-01	51.2243762449036
2010-04-01	51.5537807357863
2010-07-01	52.6519796278804
2010-10-01	52.6576583762058
2011-01-01	52.8488128714163
2011-04-01	53.9018006971409
2011-07-01	54.4393680680170
2011-10-01	54.8492736536188
2012-01-01	54.8230030339248
2012-04-01	55.6527823066702
2012-07-01	56.9626621697036
2012-10-01	57.1047394003539
2013-01-01	57.7236490379818
2013-04-01	57.9747339752761
2013-07-01	58.6056161794352
2013-10-01	58.4707291096562
2014-01-01	59.0433275290995
2014-04-01	59.4236054514067
2014-07-01	58.9901405963820
2014-10-01	59.1209881904364
2015-01-01	60.0882355810639
2015-04-01	60.9411278613863
2015-07-01	61.0541404913348
2015-10-01	61.3224428263571
2016-01-01	61.3702450633034
2016-04-01	61.8897616128264
2016-07-01	61.5140553267342
2016-10-01	61.6018411967316
2017-01-01	62.0031562342718
2017-04-01	62.6110086422130
2017-07-01	63.2665313011360
2017-10-01	63.6043684617164
2018-01-01	63.8924337498040
2018-04-01	64.4253410484301