Quarter	Percent, Seasonally Adjusted
2000-01-01	57.5772427938939
2000-04-01	57.9391200939277
2000-07-01	57.6022406061223
2000-10-01	57.3185976017077
2001-01-01	56.2249623010820
2001-04-01	57.2593710975728
2001-07-01	56.1693645079594
2001-10-01	56.3556889344774
2002-01-01	57.3202381034238
2002-04-01	56.3836569084915
2002-07-01	57.0716791186172
2002-10-01	56.4595910663546
2003-01-01	55.7608637393689
2003-04-01	55.6868405667097
2003-07-01	54.2298130905630
2003-10-01	54.8510819977814
2004-01-01	54.8964097849310
2004-04-01	54.4821627441501
2004-07-01	54.5358210405975
2004-10-01	54.2663794528858
2005-01-01	52.7842502578827
2005-04-01	53.1522864112425
2005-07-01	53.9147701377036
2005-10-01	53.6745247127899
2006-01-01	52.4279021484482
2006-04-01	51.4644829430108
2006-07-01	53.0850377180888
2006-10-01	52.6814365196454
2007-01-01	52.8670941340547
2007-04-01	53.7156831174080
2007-07-01	54.8502389636138
2007-10-01	56.3574699082216
2008-01-01	58.3258756407960
2008-04-01	58.0849882942055
2008-07-01	57.1153136939349
2008-10-01	55.8277765638394
2009-01-01	53.9050452768686
2009-04-01	53.1904748720031
2009-07-01	51.8996243470910
2009-10-01	51.3312866196683
2010-01-01	51.7671367204566
2010-04-01	51.4640151746510
2010-07-01	51.0591207288783
2010-10-01	51.4931822332167
2011-01-01	50.3817243619174
2011-04-01	49.9987985822650
2011-07-01	51.1877208382488
2011-10-01	51.6103846938663
2012-01-01	52.1225139594130
2012-04-01	52.6674267400742
2012-07-01	52.1723540861237
2012-10-01	51.8585160118105
2013-01-01	52.6990222502415
2013-04-01	51.9874099187769
2013-07-01	51.6048000078834
2013-10-01	50.9555906144666
2014-01-01	50.1306111134180
2014-04-01	50.3669455558176
2014-07-01	49.4906248675206
2014-10-01	50.5506418670582
2015-01-01	50.2549825660811
2015-04-01	50.8179513802984
2015-07-01	50.5783671303623
2015-10-01	49.7914086594537
2016-01-01	49.3975709426961
2016-04-01	47.7838747342678
2016-07-01	48.5864549367466
2016-10-01	48.1421130865234
2017-01-01	47.7053804258528
2017-04-01	47.8969728009966
2017-07-01	48.2268194154792
2017-10-01	48.8562342251482
2018-01-01	48.9766896330041
2018-04-01	49.0921131424272