Quarter	Persons
1999-01-01	563400
1999-04-01	578100
1999-07-01	564700
1999-10-01	563800
2000-01-01	572200
2000-04-01	579000
2000-07-01	570500
2000-10-01	572100
2001-01-01	570300
2001-04-01	563400
2001-07-01	561300
2001-10-01	561900
2002-01-01	574400
2002-04-01	587200
2002-07-01	578100
2002-10-01	571000
2003-01-01	582400
2003-04-01	581400
2003-07-01	573400
2003-10-01	578500
2004-01-01	584600
2004-04-01	582300
2004-07-01	582300
2004-10-01	584100
2005-01-01	592200
2005-04-01	594100
2005-07-01	588000
2005-10-01	579400
2006-01-01	592600
2006-04-01	598100
2006-07-01	595400
2006-10-01	604100
2007-01-01	616900
2007-04-01	616600
2007-07-01	601200
2007-10-01	601600
2008-01-01	609400
2008-04-01	604700
2008-07-01	595300
2008-10-01	596700
2009-01-01	609900
2009-04-01	615700
2009-07-01	604100
2009-10-01	607900
2010-01-01	622700
2010-04-01	621000
2010-07-01	615800
2010-10-01	613300
2011-01-01	617800
2011-04-01	606900
2011-07-01	605800
2011-10-01	600600
2012-01-01	602100
2012-04-01	605000
2012-07-01	599800
2012-10-01	601100
2013-01-01	600500
2013-04-01	607100
2013-07-01	610300
2013-10-01	614800
2014-01-01	611500
2014-04-01	609800
2014-07-01	600600
2014-10-01	599800
2015-01-01	611700
2015-04-01	618000
2015-07-01	610000
2015-10-01	610500
2016-01-01	615100
2016-04-01	606100
2016-07-01	600800
2016-10-01	601500
2017-01-01	608900
2017-04-01	610300
2017-07-01	609400
2017-10-01	616700
2018-01-01	616500
2018-04-01	607900