Quarter	Percent, Seasonally Adjusted
2004-01-01	28.6063486445660
2004-04-01	27.2584574640986
2004-07-01	25.1158471211191
2004-10-01	23.0974042634944
2005-01-01	23.2190823086041
2005-04-01	21.8768789979759
2005-07-01	21.8672559779493
2005-10-01	20.0467794733207
2006-01-01	20.0316527704920
2006-04-01	19.8041486431767
2006-07-01	21.3933779709968
2006-10-01	24.9809185655754
2007-01-01	21.1123147959096
2007-04-01	20.5522657933255
2007-07-01	20.9745615095988
2007-10-01	21.8810764721782
2008-01-01	18.7969974523304
2008-04-01	16.9487151790108
2008-07-01	17.3761988057181
2008-10-01	21.3360843030823
2009-01-01	20.1756467404507
2009-04-01	22.3267091433075
2009-07-01	20.9820433224141
2009-10-01	20.4070593754743
2010-01-01	20.1893200559032
2010-04-01	19.1881443007449
2010-07-01	18.8442785230241
2010-10-01	17.3303483380566
2011-01-01	16.1361105195354
2011-04-01	17.5229098749904
2011-07-01	17.6754725173336
2011-10-01	17.3005838372105
2012-01-01	17.2889129051387
2012-04-01	19.0043926655508
2012-07-01	17.6563241920375
2012-10-01	16.5489138440360
2013-01-01	16.5213349253203
2013-04-01	18.4533983156493
2013-07-01	18.5877300715547
2013-10-01	19.3684568967944
2014-01-01	20.0053503280559
2014-04-01	19.3466761798644
2014-07-01	19.4519660070011
2014-10-01	20.2842545631528
2015-01-01	21.0152839217308
2015-04-01	20.2112472642840
2015-07-01	21.8403815798700
2015-10-01	21.9597383716890
2016-01-01	22.9223162930786
2016-04-01	23.7319551134553
2016-07-01	24.3776740016115
2016-10-01	24.0541709337309
2017-01-01	23.7994500440777
2017-04-01	24.2317985454867
2017-07-01	25.4789953964490
2017-10-01	24.8272137513336
2018-01-01	25.2785498647246
2018-04-01	25.9544627786428