Quarter	Percent, Seasonally Adjusted
1999-01-01	44.5048616463822
1999-04-01	44.5538140772065
1999-07-01	44.3003617847865
1999-10-01	44.1864436509619
2000-01-01	43.5046121181634
2000-04-01	43.7565711547416
2000-07-01	43.6029807118666
2000-10-01	43.3627319294639
2001-01-01	42.9656373721262
2001-04-01	43.0295742076078
2001-07-01	42.9049173024253
2001-10-01	43.2555563602945
2002-01-01	43.6352998753294
2002-04-01	43.5553154366097
2002-07-01	43.3345694159926
2002-10-01	43.4139558171183
2003-01-01	43.4212197684694
2003-04-01	43.2716225270780
2003-07-01	42.9315905734150
2003-10-01	42.9965068604878
2004-01-01	43.2497444322330
2004-04-01	43.2505453901934
2004-07-01	43.2542525893129
2004-10-01	43.6928829865427
2005-01-01	44.0509493104793
2005-04-01	44.7392387462573
2005-07-01	44.9082129518857
2005-10-01	44.7045169658521
2006-01-01	45.3246136809578
2006-04-01	45.1138745466497
2006-07-01	44.9505328866059
2006-10-01	45.0410566727681
2007-01-01	45.2225250450987
2007-04-01	45.2655406550519
2007-07-01	45.3683060884436
2007-10-01	44.9210452662976
2008-01-01	44.7672007819439
2008-04-01	44.7984195923487
2008-07-01	44.3008246138188
2008-10-01	44.9217838950528
2009-01-01	45.6931057661313
2009-04-01	45.5815868425567
2009-07-01	45.1908166306579
2009-10-01	45.0739131575620
2010-01-01	44.9728682990792
2010-04-01	44.9750408273140
2010-07-01	44.6118843561592
2010-10-01	44.6614027120795
2011-01-01	45.4302296698700
2011-04-01	45.6287506320515
2011-07-01	45.3111463747916
2011-10-01	45.1141027034238
2012-01-01	44.7512189703812
2012-04-01	44.6272612616613
2012-07-01	44.5832405620491
2012-10-01	44.9832403308463
2013-01-01	44.3030822765687
2013-04-01	44.5913532986720
2013-07-01	44.2707520904785
2013-10-01	44.1878997840655
2014-01-01	44.2817299692681
2014-04-01	44.3948144498062
2014-07-01	44.2289532930566
2014-10-01	43.8537798399321
2015-01-01	43.4916247289628
2015-04-01	43.4871375558830
2015-07-01	43.0427175898809
2015-10-01	42.5427691084139
2016-01-01	42.5014669386431
2016-04-01	42.3361967064805
2016-07-01	42.3240854337105
2016-10-01	42.3723557860908
2017-01-01	42.3032961008070
2017-04-01	42.2355892750926
2017-07-01	41.9162532708744
2017-10-01	42.0199169350905
2018-01-01	42.4264543127184
2018-04-01	42.6852911490268