Quarter	Percent, Seasonally Adjusted
1999-01-01	28.6779989101234
1999-04-01	29.2831454998637
1999-07-01	29.0562674641832
1999-10-01	28.9585173760626
2000-01-01	28.9580754169135
2000-04-01	29.1038417776679
2000-07-01	29.0023736018365
2000-10-01	29.0302548167738
2001-01-01	28.6317349805023
2001-04-01	28.1447843962499
2001-07-01	28.3196424605748
2001-10-01	28.3550796804501
2002-01-01	28.6826791768335
2002-04-01	29.1617298721711
2002-07-01	29.1526319330845
2002-10-01	28.8399117962941
2003-01-01	29.0665731335746
2003-04-01	28.8271303183940
2003-07-01	28.8068726113096
2003-10-01	29.1023642861046
2004-01-01	28.9332990888427
2004-04-01	28.6534121576462
2004-07-01	28.7636497089448
2004-10-01	28.8632808024976
2005-01-01	28.9177980401695
2005-04-01	28.8918658695560
2005-07-01	28.8353159760626
2005-10-01	28.4155931791184
2006-01-01	28.4363491943885
2006-04-01	28.6480008605148
2006-07-01	29.0218337752885
2006-10-01	29.3722826054112
2007-01-01	29.5399533444911
2007-04-01	29.5603170775681
2007-07-01	29.1784880763223
2007-10-01	29.0816835019653
2008-01-01	28.9655261412038
2008-04-01	28.8125932170145
2008-07-01	28.7068465978094
2008-10-01	28.6847474661091
2009-01-01	28.8404371042060
2009-04-01	28.9912733296986
2009-07-01	28.8925429200467
2009-10-01	29.0360203086635
2010-01-01	29.3412008969081
2010-04-01	29.1659772244802
2010-07-01	29.2614582019728
2010-10-01	29.1571995216533
2011-01-01	29.1883704781382
2011-04-01	28.7304434970138
2011-07-01	28.9554970297067
2011-10-01	28.7170516271679
2012-01-01	28.4100160161482
2012-04-01	28.5713384212304
2012-07-01	28.5625697715171
2012-10-01	28.6429111666564
2013-01-01	28.3005005244506
2013-04-01	28.6079605106798
2013-07-01	28.9971747649020
2013-10-01	29.2142710644731
2014-01-01	28.8054166766990
2014-04-01	28.6950607523520
2014-07-01	28.5365758453093
2014-10-01	28.4603838936351
2015-01-01	28.7679986372148
2015-04-01	29.0689361529432
2015-07-01	28.9948659905850
2015-10-01	28.9483752480746
2016-01-01	28.9068502397380
2016-04-01	28.5396755266430
2016-07-01	28.5680734717387
2016-10-01	28.5066396785783
2017-01-01	28.6280056104952
2017-04-01	28.7860026302150
2017-07-01	28.9973694298286
2017-10-01	29.2216840005580
2018-01-01	28.9970956767094
2018-04-01	28.7261011109303