Quarter	Percent, Seasonally Adjusted
1998-01-01	35.8512508420899
1998-04-01	36.1550483552414
1998-07-01	36.2049638036310
1998-10-01	35.8494137437485
1999-01-01	35.8560196333852
1999-04-01	35.9521505366135
1999-07-01	35.9436533955098
1999-10-01	35.8262321920566
2000-01-01	35.9705460834439
2000-04-01	36.2980712434269
2000-07-01	36.5607222186647
2000-10-01	36.6434335075701
2001-01-01	36.1891119120038
2001-04-01	36.8535675845228
2001-07-01	36.9607858145645
2001-10-01	37.3085411950512
2002-01-01	37.4767701664243
2002-04-01	37.3430659539472
2002-07-01	37.2120356210012
2002-10-01	37.1038216525502
2003-01-01	37.1885788456645
2003-04-01	37.2149705618467
2003-07-01	37.6246410925968
2003-10-01	37.8281755188329
2004-01-01	37.6622827971496
2004-04-01	37.7164470186880
2004-07-01	37.9398224135346
2004-10-01	37.9161737160158
2005-01-01	38.0811211858870
2005-04-01	37.6962341578410
2005-07-01	37.3929648263905
2005-10-01	37.1786739518514
2006-01-01	37.2441048742948
2006-04-01	37.4768012689561
2006-07-01	37.7613693394501
2006-10-01	38.1531578525918
2007-01-01	38.1966731124928
2007-04-01	38.3398763626272
2007-07-01	38.7357646001445
2007-10-01	38.8428006229380
2008-01-01	39.0004296518194
2008-04-01	38.8224475903738
2008-07-01	39.0416820987103
2008-10-01	38.9898427161924
2009-01-01	38.8809605871324
2009-04-01	38.5303807270171
2009-07-01	38.2756751508597
2009-10-01	38.3563518552890
2010-01-01	38.6419372145866
2010-04-01	38.5864301384049
2010-07-01	38.4297908113443
2010-10-01	38.2548094713254
2011-01-01	38.0383689854572
2011-04-01	37.7899366941812
2011-07-01	37.6584999908409
2011-10-01	37.6759544409251
2012-01-01	37.3875607413287
2012-04-01	36.7431044885302
2012-07-01	36.1272308980549
2012-10-01	35.7556318498933
2013-01-01	35.5032747331549
2013-04-01	34.8516376132004
2013-07-01	34.7912057823502
2013-10-01	34.6136299875918
2014-01-01	34.6440262469125
2014-04-01	34.7944901739211
2014-07-01	34.4137281472414
2014-10-01	33.7402158442220
2015-01-01	33.5565275939572
2015-04-01	33.5537267033262
2015-07-01	33.4491270134028
2015-10-01	33.5845249261160
2016-01-01	33.0785293804406
2016-04-01	32.5508695632312
2016-07-01	32.2544990672164
2016-10-01	31.6047027706870
2017-01-01	31.5290459896156
2017-04-01	31.6164139584850
2017-07-01	31.0083378800339
2017-10-01	31.2031516504967
2018-01-01	30.8788213033685
2018-04-01	30.5129513160182