Quarter	Persons, Seasonally Adjusted
1999-01-01	585600
1999-04-01	587300
1999-07-01	589600
1999-10-01	586200
2000-01-01	590300
2000-04-01	591500
2000-07-01	593700
2000-10-01	592900
2001-01-01	594400
2001-04-01	595900
2001-07-01	595800
2001-10-01	596000
2002-01-01	597100
2002-04-01	598200
2002-07-01	599300
2002-10-01	600300
2003-01-01	602200
2003-04-01	605000
2003-07-01	607400
2003-10-01	609800
2004-01-01	611900
2004-04-01	613700
2004-07-01	615600
2004-10-01	617400
2005-01-01	619700
2005-04-01	622500
2005-07-01	625300
2005-10-01	628000
2006-01-01	631000
2006-04-01	634700
2006-07-01	638100
2006-10-01	641500
2007-01-01	645000
2007-04-01	648900
2007-07-01	652700
2007-10-01	656300
2008-01-01	658900
2008-04-01	661600
2008-07-01	664200
2008-10-01	666700
2009-01-01	668700
2009-04-01	671100
2009-07-01	673400
2009-10-01	675600
2010-01-01	677400
2010-04-01	679400
2010-07-01	681400
2010-10-01	683500
2011-01-01	685200
2011-04-01	686900
2011-07-01	688700
2011-10-01	690400
2012-01-01	692300
2012-04-01	694600
2012-07-01	697000
2012-10-01	699300
2013-01-01	700600
2013-04-01	701600
2013-07-01	702600
2013-10-01	703800
2014-01-01	704900
2014-04-01	706600
2014-07-01	708400
2014-10-01	710000
2015-01-01	710700
2015-04-01	712700
2015-07-01	714800
2015-10-01	716800
2016-01-01	718600
2016-04-01	720700
2016-07-01	722800
2016-10-01	724900
2017-01-01	727500
2017-04-01	729500
2017-07-01	731500
2017-10-01	733600
2018-01-01	735500
2018-04-01	738100