Quarter	Percent, Seasonally Adjusted
1999-04-01	25.7385173055915
1999-07-01	25.3947428458116
1999-10-01	25.1688095698626
2000-01-01	25.0824561303890
2000-04-01	24.9943331453905
2000-07-01	25.0259818253930
2000-10-01	25.1726188029049
2001-01-01	25.0995625736022
2001-04-01	24.9852374160849
2001-07-01	24.7710671392875
2001-10-01	25.1043895284941
2002-01-01	25.3440670459709
2002-04-01	25.5171749965894
2002-07-01	25.7915891699463
2002-10-01	25.6682707748482
2003-01-01	25.7088994511969
2003-04-01	25.6652083052793
2003-07-01	25.7133202615669
2003-10-01	25.3542408136206
2004-01-01	25.0631788493366
2004-04-01	25.2476296020735
2004-07-01	25.0057630541821
2004-10-01	24.9273994420218
2005-01-01	24.8449849963588
2005-04-01	24.5328407737313
2005-07-01	24.0719912442534
2005-10-01	23.9829824245631
2006-01-01	23.5008711138328
2006-04-01	23.3809044627759
2006-07-01	23.1030457025893
2006-10-01	23.0584361288668
2007-01-01	19.8001395069942
2007-04-01	20.0621921869662
2007-07-01	20.3493745813194
2007-10-01	20.5665626646126
2008-01-01	20.8002490548405
2008-04-01	21.1246175527571
2008-07-01	21.4433289274684
2008-10-01	22.2419630158267
2009-01-01	23.4612070345638
2009-04-01	23.7887951059712
2009-07-01	24.8565696632185
2009-10-01	25.2465345359082
2010-01-01	25.8516726801655
2010-04-01	26.2182923201610
2010-07-01	26.5193148287048
2010-10-01	27.0916183357717
2011-01-01	27.1889195459179
2011-04-01	27.2688105919709
2011-07-01	27.6125461156922
2011-10-01	27.1565592484837
2012-01-01	27.3991904264424
2012-04-01	27.6136885093940
2012-07-01	27.5660243542458
2012-10-01	27.8692248855857
2013-01-01	27.7174596768346
2013-04-01	27.3908105117508
2013-07-01	27.2664666324096
2013-10-01	27.1189895542336
2014-01-01	27.2342218620477
2014-04-01	27.5260409357862
2014-07-01	27.3996009833918
2014-10-01	27.1962601151319
2015-01-01	26.9845789780364
2015-04-01	26.9285706930570
2015-07-01	27.0384698270211
2015-10-01	27.0810379291845
2016-01-01	27.0962450657616
2016-04-01	26.6732249909483
2016-07-01	26.6783520931527
2016-10-01	27.1662726846032
2017-01-01	27.3124050237389
2017-04-01	27.4463156416715
2017-07-01	27.3989744702328
2017-10-01	27.0891788577651
2018-01-01	27.0266045030333
2018-04-01	27.1921606461723