Quarter	Percent, Seasonally Adjusted
2000-01-01	39.7234311454275
2000-04-01	40.0635532485709
2000-07-01	40.2499709265798
2000-10-01	40.2184397671575
2001-01-01	40.2418485016091
2001-04-01	40.0321632093173
2001-07-01	40.1786834934417
2001-10-01	40.5558273697020
2002-01-01	40.8503950165659
2002-04-01	41.2921819973643
2002-07-01	41.4940480867007
2002-10-01	41.7124482259586
2003-01-01	41.8780638356093
2003-04-01	41.8474249506886
2003-07-01	42.0228662636790
2003-10-01	42.0699882518609
2004-01-01	41.8820241404559
2004-04-01	42.1617592688856
2004-07-01	42.1543397426044
2004-10-01	42.0093523914220
2005-01-01	41.9814136779102
2005-04-01	41.8273919395316
2005-07-01	41.7932607730185
2005-10-01	42.0357270200845
2006-01-01	42.7016096179136
2006-04-01	43.0949946649547
2006-07-01	43.3702935749463
2006-10-01	43.6808064289802
2007-01-01	43.6322267610587
2007-04-01	43.5452592570992
2007-07-01	43.5328280251884
2007-10-01	43.3789038338168
2008-01-01	43.2472629057677
2008-04-01	43.1566433834996
2008-07-01	42.9512154597666
2008-10-01	42.8253691316447
2009-01-01	42.3259893832896
2009-04-01	42.3199198129638
2009-07-01	42.2092560228920
2009-10-01	41.8891571886063
2010-01-01	41.6855777991613
2010-04-01	41.4224926076324
2010-07-01	41.3290957471787
2010-10-01	41.4532412211519
2011-01-01	41.3242387861156
2011-04-01	41.2583204847083
2011-07-01	41.1237401263272
2011-10-01	40.8047740274596
2012-01-01	40.4821508324990
2012-04-01	40.3177763669810
2012-07-01	40.2252493179550
2012-10-01	40.0905921202238
2013-01-01	40.3067384357960
2013-04-01	39.9541767559831
2013-07-01	39.6678151893972
2013-10-01	39.4686519685480
2014-01-01	38.9698921713656
2014-04-01	38.9910810376981
2014-07-01	38.8997300470281
2014-10-01	38.7198619891456
2015-01-01	38.7864616480471
2015-04-01	38.6789254256308
2015-07-01	38.5077903977351
2015-10-01	38.4357522681542
2016-01-01	38.2499750995762
2016-04-01	38.1980411231984
2016-07-01	37.9517712596823
2016-10-01	37.7858260501492
2017-01-01	37.6261919815424
2017-04-01	37.3953086215810
2017-07-01	37.3889914996213
2017-10-01	37.2711235010701
2018-01-01	37.1162557213664
2018-04-01	36.9259787315370