Quarter	Percent, Seasonally Adjusted
1999-01-01	50.5143377332726
1999-04-01	51.0448846083954
1999-07-01	50.4433586681144
1999-10-01	49.7098295248458
2000-01-01	51.0386560693642
2000-04-01	51.4535145351454
2000-07-01	50.8614501076813
2000-10-01	49.8877615156685
2001-01-01	50.1970972943917
2001-04-01	50.7287847625861
2001-07-01	49.7720975958531
2001-10-01	50.4465880671668
2002-01-01	52.1305045462649
2002-04-01	51.9441231426284
2002-07-01	51.6870893269402
2002-10-01	50.2659574468085
2003-01-01	51.9522968197880
2003-04-01	51.7502198768690
2003-07-01	51.7038983793254
2003-10-01	51.2303664921466
2004-01-01	50.3129346314326
2004-04-01	50.1732801940738
2004-07-01	49.8143831477165
2004-10-01	50.6538196834136
2005-01-01	50.6470134544520
2005-04-01	50.8783899027802
2005-07-01	50.0339443312967
2005-10-01	50.0886749429947
2006-01-01	49.5168473237543
2006-04-01	50.1711899791232
2006-07-01	50.6268161062682
2006-10-01	49.8761763249133
2007-01-01	50.7226145508294
2007-04-01	50.4813968668407
2007-07-01	51.7361674509168
2007-10-01	51.2185280826340
2008-01-01	50.2449602441571
2008-04-01	51.1285417000160
2008-07-01	51.2078450131547
2008-10-01	50.3255518500873
2009-01-01	50.4195693476884
2009-04-01	49.7514792899408
2009-07-01	49.1625383345129
2009-10-01	49.4317736499726
2010-01-01	49.4618624239588
2010-04-01	49.5140346784853
2010-07-01	49.2906426854795
2010-10-01	49.5904173106646
2011-01-01	48.8710796023734
2011-04-01	47.6871061933303
2011-07-01	47.9813069792385
2011-10-01	46.5922982885086
2012-01-01	46.9907054700594
2012-04-01	46.7997874117379
2012-07-01	46.8906037221970
2012-10-01	45.4422076453291
2013-01-01	45.5592352852627
2013-04-01	47.0570547996692
2013-07-01	47.2301456237802
2013-10-01	47.7775279214452
2014-01-01	47.5548565865349
2014-04-01	47.8436355482473
2014-07-01	48.3738624496494
2014-10-01	47.4871565780657
2015-01-01	48.5667485667486
2015-04-01	50.4307783719548
2015-07-01	50.2444444444444
2015-10-01	50.4101086233651
2016-01-01	50.0295028765305
2016-04-01	52.1556798116539
2016-07-01	53.1674374220069
2016-10-01	52.8558875219684
2017-01-01	53.9197080291971
2017-04-01	56.0652395514781
2017-07-01	57.1096586782861
2017-10-01	57.8112551604259
2018-01-01	58.2947976878613
2018-04-01	59.3819779586545