Quarter	Percent, Seasonally Adjusted
1998-01-01	4.55267801680272
1998-04-01	4.70102423423949
1998-07-01	5.26490353870040
1998-10-01	5.86306547203811
1999-01-01	6.83365293047021
1999-04-01	7.39755942472748
1999-07-01	7.51232501509281
1999-10-01	7.91433671171303
2000-01-01	7.95928970562044
2000-04-01	7.63033049276315
2000-07-01	7.35316896514958
2000-10-01	7.10536755470295
2001-01-01	6.82905994653756
2001-04-01	6.93062822090280
2001-07-01	6.98190725433162
2001-10-01	6.68598778408890
2002-01-01	6.15201086683653
2002-04-01	5.97781798009292
2002-07-01	5.89603692147006
2002-10-01	5.88327947798286
2003-01-01	5.69613730517560
2003-04-01	6.02109609126126
2003-07-01	6.40054004791404
2003-10-01	6.65812780666203
2004-01-01	7.08920933104396
2004-04-01	7.31198405909342
2004-07-01	7.09063823898555
2004-10-01	6.98664754612143
2005-01-01	7.00317144543040
2005-04-01	6.46278387887801
2005-07-01	6.31473483196858
2005-10-01	6.21898534397150
2006-01-01	6.29457642193030
2006-04-01	5.91442969293162
2006-07-01	5.81010863279941
2006-10-01	5.43254527960890
2007-01-01	4.58453907743810
2007-04-01	4.48311204982422
2007-07-01	4.19515642065159
2007-10-01	3.80709501177516
2008-01-01	3.53379732853726
2008-04-01	3.59804292554677
2008-07-01	3.36007062200610
2008-10-01	3.50497714555781
2009-01-01	4.74787690573842
2009-04-01	5.74180459141677
2009-07-01	6.54993023901302
2009-10-01	6.68758790457014
2010-01-01	7.12006876556353
2010-04-01	6.49200489436560
2010-07-01	6.17645171128879
2010-10-01	6.08950251848888
2011-01-01	6.07404598397130
2011-04-01	6.04295365241544
2011-07-01	5.72272754657200
2011-10-01	5.66201603577352
2012-01-01	6.01280856414172
2012-04-01	5.99564801101264
2012-07-01	6.04251641304815
2012-10-01	6.28296206308291
2013-01-01	6.28873612311198
2013-04-01	5.87848690569449
2013-07-01	5.99257471063242
2013-10-01	5.79482739044178
2014-01-01	5.53726553767061
2014-04-01	5.21810895302753
2014-07-01	4.92014116280901
2014-10-01	5.01297676192433
2015-01-01	5.00455551903947
2015-04-01	4.33623982605754
2015-07-01	4.08202846733759
2015-10-01	3.77682446826400
2016-01-01	3.64568445318391
2016-04-01	3.60247570724514
2016-07-01	3.40828160129939
2016-10-01	3.13404905069457
2017-01-01	2.67119683475662
2017-04-01	2.49230888404945
2017-07-01	2.29035722860777
2017-10-01	2.06845582994995
2018-01-01	1.88689649875615
2018-04-01	1.83593939906735