Quarterly Persons
1998-04-01 521900
1999-04-01 532400
2000-04-01 537200
2001-04-01 533100
2002-04-01 551900
2003-04-01 541300
2004-04-01 535200
2005-04-01 524100
2006-04-01 559700
2007-04-01 558900
2008-04-01 565800
2009-04-01 564800
2010-01-01 568600
2010-04-01 568500
2010-07-01 590300
2010-10-01 584200
2011-01-01 580100
2011-04-01 581500
2011-07-01 590000
2011-10-01 593600
2012-01-01 575600
2012-04-01 568700
2012-07-01 585700
2012-10-01 574800
2013-01-01 580600
2013-04-01 570000
2013-07-01 570900
2013-10-01 588600
2014-01-01 564800
2014-04-01 568900
2014-07-01 568500
2014-10-01 603000
2015-01-01 571000
2015-04-01 566100
2015-07-01 565100
2015-10-01 577100
2016-01-01 577700
2016-04-01 563800
2016-07-01 562300
2016-10-01 591300
2017-01-01 574600
2017-04-01 562700
2017-07-01 572700
2017-10-01 576700
2018-01-01 548300
2018-04-01 549600