Quarter	Percent, Seasonally Adjusted
1999-01-01	24.2649066988496
1999-04-01	23.8142667901738
1999-07-01	21.9925338187903
1999-10-01	22.2564190610989
2000-01-01	23.1133173548693
2000-04-01	23.3349135355410
2000-07-01	25.1112818964310
2000-10-01	24.6473866705822
2001-01-01	26.1624615598265
2001-04-01	24.1769144597825
2001-07-01	27.2533390488992
2001-10-01	28.4907591792326
2002-01-01	27.2643031031984
2002-04-01	26.0393066393808
2002-07-01	24.1701975080409
2002-10-01	23.3234616480624
2003-01-01	24.4518344451005
2003-04-01	23.0677835103845
2003-07-01	22.4252633910668
2003-10-01	27.0332683568957
2004-01-01	28.3733050534496
2004-04-01	30.3839865386787
2004-07-01	30.8518461999770
2004-10-01	30.1599788854304
2005-01-01	30.2453691089496
2005-04-01	31.7716346888725
2005-07-01	32.9678924008911
2005-10-01	33.2984388417448
2006-01-01	34.1087854218931
2006-04-01	33.7615235089987
2006-07-01	32.8170520707228
2006-10-01	32.8970956037842
2007-01-01	32.6725268495089
2007-04-01	35.2580610744100
2007-07-01	35.7640170337798
2007-10-01	34.5845930032403
2008-01-01	33.4537751146644
2008-04-01	34.4070915999193
2008-07-01	33.9355608116370
2008-10-01	34.7592943649919
2009-01-01	35.1902372936559
2009-04-01	36.8849601041366
2009-07-01	37.8409458242562
2009-10-01	37.4704486973919
2010-01-01	36.9519047475326
2010-04-01	36.3652471420018
2010-07-01	36.6522766327482
2010-10-01	36.1962079094398
2011-01-01	32.5663790189660
2011-04-01	32.4089023917767
2011-07-01	34.3495244939921
2011-10-01	33.9422986348041
2012-01-01	34.3370077815523
2012-04-01	34.4420285528313
2012-07-01	34.7679387501057
2012-10-01	36.6827668943799
2013-01-01	35.8893123549316
2013-04-01	36.0773869109491
2013-07-01	36.1118369989683
2013-10-01	36.0219671269989
2014-01-01	36.4966823913182
2014-04-01	38.4397144617659
2014-07-01	39.3356710628379
2014-10-01	39.3598978051588
2015-01-01	38.6129554954559
2015-04-01	40.1338189056261
2015-07-01	40.4237376684010
2015-10-01	39.5643339495919
2016-01-01	41.0033455533724
2016-04-01	41.3347577936293
2016-07-01	39.9001507851345
2016-10-01	42.5369966557800
2017-01-01	44.2581207401768
2017-04-01	45.4126959129031
2017-07-01	45.8531396356967
2017-10-01	46.9706256150420
2018-01-01	47.2490465440206
2018-04-01	49.4938685282073