Quarter	Percent, Seasonally Adjusted
1998-01-01	11.2710878471244
1998-04-01	11.4542853145272
1998-07-01	11.6211310740240
1998-10-01	11.5771914704115
1999-01-01	11.4340956074371
1999-04-01	11.4456418968435
1999-07-01	11.4129602302688
1999-10-01	11.4347256419653
2000-01-01	11.4503419177078
2000-04-01	11.5529134251880
2000-07-01	11.6826951189943
2000-10-01	11.7428829162620
2001-01-01	11.3191451213418
2001-04-01	11.6452009837526
2001-07-01	11.6027555579680
2001-10-01	11.7482359991925
2002-01-01	11.8887433231899
2002-04-01	11.8176958846049
2002-07-01	11.7604105830684
2002-10-01	11.6667098585563
2003-01-01	11.9486128896589
2003-04-01	12.0462620378057
2003-07-01	12.4235148644045
2003-10-01	12.4593927133715
2004-01-01	12.3716323926893
2004-04-01	12.2592833027662
2004-07-01	12.1425054485732
2004-10-01	12.0802907749255
2005-01-01	12.0475204685603
2005-04-01	11.6314344367294
2005-07-01	11.5043854084460
2005-10-01	11.6634338149048
2006-01-01	11.5931145303052
2006-04-01	11.7995918488625
2006-07-01	11.9630227742055
2006-10-01	12.0340250208452
2007-01-01	12.0712645158172
2007-04-01	12.1778696932623
2007-07-01	12.2957923234924
2007-10-01	12.3158810680612
2008-01-01	12.5076186195104
2008-04-01	12.6483915991014
2008-07-01	12.7420186072160
2008-10-01	12.8710420212197
2009-01-01	12.7164523957312
2009-04-01	12.5011280882640
2009-07-01	12.1777498275925
2009-10-01	11.9510183167103
2010-01-01	12.1756920283143
2010-04-01	12.1189855727032
2010-07-01	12.1298063216280
2010-10-01	12.2841902977635
2011-01-01	12.1410500467871
2011-04-01	11.9286981416660
2011-07-01	11.9928421737386
2011-10-01	11.7571181321596
2012-01-01	11.9431614272389
2012-04-01	11.7790713584768
2012-07-01	11.4208662953875
2012-10-01	11.4326687130243
2013-01-01	11.2036199004440
2013-04-01	10.7122673748151
2013-07-01	10.8875294585386
2013-10-01	10.9532960535662
2014-01-01	11.0329968477341
2014-04-01	11.3103471623283
2014-07-01	11.4364253480257
2014-10-01	11.1440212466819
2015-01-01	11.1567210340853
2015-04-01	11.4496965963725
2015-07-01	11.4306331463804
2015-10-01	11.5117957651445
2016-01-01	11.2448538127647
2016-04-01	11.1539559254247
2016-07-01	11.1312740660806
2016-10-01	10.9309189318925
2017-01-01	11.1305894023172
2017-04-01	11.0374623856715
2017-07-01	10.7461998008334
2017-10-01	10.8453944710164
2018-01-01	10.9820222191327
2018-04-01	10.6922636936663