Quarterly Persons
1998-04-01 456100
1999-04-01 477600
2000-04-01 501300
2001-01-01 524000
2001-04-01 528400
2001-07-01 534500
2001-10-01 539400
2002-01-01 545500
2002-04-01 551200
2002-07-01 558800
2002-10-01 563200
2003-01-01 569500
2003-04-01 571600
2003-07-01 575400
2003-10-01 580700
2004-01-01 584400
2004-04-01 589600
2004-07-01 589800
2004-10-01 593000
2005-01-01 597100
2005-04-01 601400
2005-07-01 601700
2005-10-01 605900
2006-01-01 607600
2006-04-01 610000
2006-07-01 611700
2006-10-01 613700
2007-01-01 612400
2007-04-01 612500
2007-07-01 612500
2007-10-01 611600
2008-01-01 612700
2008-04-01 613400
2008-07-01 611000
2008-10-01 610200
2009-01-01 607800
2009-04-01 607100
2009-07-01 604500
2009-10-01 604200
2010-01-01 601500
2010-04-01 598600
2010-07-01 596100
2010-10-01 594200
2011-01-01 592800
2011-04-01 589300
2011-07-01 588500
2011-10-01 586900
2012-01-01 585300
2012-04-01 582000
2012-07-01 581300
2012-10-01 580600
2013-01-01 578700
2013-04-01 577800
2013-07-01 576600
2013-10-01 575300
2014-01-01 575200
2014-04-01 574500
2014-07-01 572200
2014-10-01 571200
2015-01-01 571800
2015-04-01 572900
2015-07-01 570700
2015-10-01 572500
2016-01-01 571200
2016-04-01 573100
2016-07-01 572300
2016-10-01 573200
2017-01-01 575600
2017-04-01 576300
2017-07-01 579800
2017-10-01 579000
2018-01-01 579800
2018-04-01 580600