Quarter	Percent, Seasonally Adjusted
1998-01-01	5.66375706928689
1998-04-01	5.03529586303147
1998-07-01	4.94753122895648
1998-10-01	4.85951849261456
1999-01-01	4.58650901989544
1999-04-01	4.92000214446759
1999-07-01	4.47654883666202
1999-10-01	4.31629464213479
2000-01-01	4.29055873948589
2000-04-01	4.06942764024490
2000-07-01	4.15232210413035
2000-10-01	3.83041257794143
2001-01-01	4.01578250711593
2001-04-01	4.06532040454792
2001-07-01	4.07781316496685
2001-10-01	4.11992845258960
2002-01-01	4.29022891724747
2002-04-01	4.76386757302131
2002-07-01	5.19686162559249
2002-10-01	6.04214909509756
2003-01-01	6.24063695728802
2003-04-01	6.46298003132549
2003-07-01	6.31013831233175
2003-10-01	6.44158591819738
2004-01-01	6.29589209050666
2004-04-01	6.63867001639709
2004-07-01	6.95677340890699
2004-10-01	7.00304077910702
2005-01-01	7.43631634111943
2005-04-01	7.57191999341608
2005-07-01	7.87599959976030
2005-10-01	7.91191360614308
2006-01-01	7.66538015934526
2006-04-01	7.62307712265726
2006-07-01	7.66383458944219
2006-10-01	8.14341646881251
2007-01-01	8.29400658957236
2007-04-01	8.22161000549354
2007-07-01	8.03990212497633
2007-10-01	7.86435753518855
2008-01-01	7.50639908288836
2008-04-01	7.53250026404795
2008-07-01	7.81027620792670
2008-10-01	7.90924920917002
2009-01-01	8.72628072780281
2009-04-01	9.37216054795506
2009-07-01	10.03625752912570
2009-10-01	10.26027618061280
2010-01-01	10.43686589664610
2010-04-01	10.94347357693120
2010-07-01	11.22396403836400
2010-10-01	11.28388498818990
2011-01-01	12.14911189653010
2011-04-01	12.48066335772620
2011-07-01	12.85379711226760
2011-10-01	14.06197524111150
2012-01-01	14.51697700455830
2012-04-01	15.40446962805350
2012-07-01	16.29123469637610
2012-10-01	16.96750697143720
2013-01-01	17.15674672062230
2013-04-01	16.99373233310660
2013-07-01	16.17888298442990
2013-10-01	15.43000057953350
2014-01-01	14.68170102736280
2014-04-01	14.47185527545650
2014-07-01	13.70691508796420
2014-10-01	13.48994444065150
2015-01-01	13.30244629637880
2015-04-01	12.49230136924500
2015-07-01	12.42791496217300
2015-10-01	12.21623509453590
2016-01-01	11.99844629423530
2016-04-01	11.36878782573560
2016-07-01	10.96722134363450
2016-10-01	10.47501073055270
2017-01-01	9.77255203978498
2017-04-01	9.29235545156760
2017-07-01	8.77671343375216
2017-10-01	8.06557681135277
2018-01-01	7.60267257661170
2018-04-01	7.07741962859062