Quarter	Percent, Seasonally Adjusted
1999-01-01	3.74846777475788
1999-04-01	3.58664630177870
1999-07-01	3.48203113359924
1999-10-01	3.65403371786986
2000-01-01	3.66239944462899
2000-04-01	3.58456159800421
2000-07-01	3.65615775978097
2000-10-01	3.33061418557622
2001-01-01	3.25837471082137
2001-04-01	3.60132128996379
2001-07-01	3.48690170717726
2001-10-01	3.63912873929441
2002-01-01	3.76483107618034
2002-04-01	3.31154308455394
2002-07-01	3.62872833933680
2002-10-01	3.60973043398523
2003-01-01	3.58567533075550
2003-04-01	3.91603978896249
2003-07-01	3.80858750826705
2003-10-01	4.08620733865265
2004-01-01	4.74802230726770
2004-04-01	5.22422337542464
2004-07-01	5.43499460924940
2004-10-01	5.50961434672608
2005-01-01	5.34074593322241
2005-04-01	5.16353161045403
2005-07-01	5.33985445182850
2005-10-01	5.24179353442434
2006-01-01	5.24647807113660
2006-04-01	5.25568556995902
2006-07-01	4.90500579392344
2006-10-01	5.18241152038899
2007-01-01	4.95396192888337
2007-04-01	4.88369662846878
2007-07-01	4.69084281469840
2007-10-01	4.30078538660700
2008-01-01	4.00165966135822
2008-04-01	3.70127986338184
2008-07-01	3.76845486891723
2008-10-01	3.91038424971193
2009-01-01	4.38337688832875
2009-04-01	4.40053937699021
2009-07-01	4.76916280234280
2009-10-01	4.41055724519530
2010-01-01	4.11408346432251
2010-04-01	4.47552040171218
2010-07-01	4.03479973900040
2010-10-01	4.04430619166552
2011-01-01	4.13386663784135
2011-04-01	3.89916000370874
2011-07-01	3.86330098463004
2011-10-01	4.41333076865459
2012-01-01	4.14718126887589
2012-04-01	4.29549584173258
2012-07-01	4.48006873707355
2012-10-01	4.33253844460313
2013-01-01	4.74773852127679
2013-04-01	4.64893714721448
2013-07-01	4.89969681056996
2013-10-01	4.91681658448533
2014-01-01	4.93213788200508
2014-04-01	4.92237772623908
2014-07-01	5.16050070689065
2014-10-01	5.01094404835252
2015-01-01	4.98494310984964
2015-04-01	5.01634365015033
2015-07-01	4.61123059322085
2015-10-01	4.89572896318159
2016-01-01	4.98200519224942
2016-04-01	5.27238118305463
2016-07-01	5.27443271023815
2016-10-01	4.95508116171364
2017-01-01	4.92355506303488
2017-04-01	4.79225467365933
2017-07-01	4.64114726449541
2017-10-01	4.60753816121055
2018-01-01	4.31850918760784
2018-04-01	4.00889988772603