Quarterly Persons
1999-04-01 618100
2000-01-01 625200
2000-04-01 626700
2000-07-01 632200
2000-10-01 634700
2001-01-01 623000
2001-04-01 624100
2001-07-01 630900
2001-10-01 631700
2002-01-01 624800
2002-04-01 624600
2002-07-01 623600
2002-10-01 623000
2003-01-01 622300
2003-04-01 622400
2003-07-01 623900
2003-10-01 623000
2004-01-01 622500
2004-04-01 623300
2004-07-01 622600
2004-10-01 622500
2005-01-01 623400
2005-04-01 622500
2005-07-01 624000
2005-10-01 624400
2006-01-01 622300
2006-04-01 620800
2006-07-01 623100
2006-10-01 624100
2007-01-01 619900
2007-04-01 619700
2007-07-01 620600
2007-10-01 621000
2008-01-01 618900
2008-04-01 619800
2008-07-01 620000
2008-10-01 619400
2009-01-01 616900
2009-04-01 616400
2009-07-01 616300
2009-10-01 617400
2010-01-01 614500
2010-04-01 614000
2010-07-01 612800
2010-10-01 612900
2011-01-01 609900
2011-04-01 610900
2011-07-01 610700
2011-10-01 609900
2012-01-01 606200
2012-04-01 606600
2012-07-01 606500
2012-10-01 606900
2013-01-01 602900
2013-04-01 602800
2013-07-01 602000
2013-10-01 602600
2014-01-01 599300
2014-04-01 599300
2014-07-01 598900
2014-10-01 599000
2015-01-01 596000
2015-04-01 596300
2015-07-01 596400
2015-10-01 595800
2016-01-01 595300
2016-04-01 595700
2016-07-01 595600
2016-10-01 595100
2017-01-01 593200
2017-04-01 593900
2017-07-01 593300
2017-10-01 593800
2018-01-01 593200
2018-04-01 593500