Quarter	Persons
1999-01-01	455300
1999-04-01	454500
1999-07-01	455300
1999-10-01	455100
2000-01-01	452800
2000-04-01	452600
2000-07-01	452600
2000-10-01	452600
2001-01-01	449100
2001-04-01	449300
2001-07-01	449300
2001-10-01	449100
2002-01-01	449300
2002-04-01	449000
2002-07-01	449100
2002-10-01	449300
2003-01-01	449100
2003-04-01	449300
2003-07-01	449100
2003-10-01	449300
2004-01-01	440900
2004-04-01	440900
2004-07-01	434100
2004-10-01	434100
2005-01-01	434100
2005-04-01	433900
2005-07-01	425200
2005-10-01	425600
2006-01-01	419600
2006-04-01	420200
2006-07-01	418700
2006-10-01	419400
2007-01-01	419100
2007-04-01	418900
2007-07-01	412400
2007-10-01	412400
2008-01-01	412700
2008-04-01	412600
2008-07-01	404900
2008-10-01	404900
2009-01-01	404700
2009-04-01	396900
2009-07-01	396500
2009-10-01	397500
2010-01-01	396400
2010-04-01	385500
2010-07-01	385700
2010-10-01	385700
2011-01-01	368400
2011-04-01	368600
2011-07-01	368600
2011-10-01	368200
2012-01-01	356400
2012-04-01	356400
2012-07-01	356400
2012-10-01	356400
2013-01-01	344700
2013-04-01	344500
2013-07-01	344700
2013-10-01	344700
2014-01-01	333100
2014-04-01	332900
2014-07-01	333100
2014-10-01	332800
2015-01-01	321700
2015-04-01	322000
2015-07-01	322000
2015-10-01	322000
2016-01-01	310500
2016-04-01	310500
2016-07-01	310500
2016-10-01	310500
2017-01-01	297700
2017-04-01	297700
2017-07-01	297700
2017-10-01	297700
2018-01-01	286600
2018-04-01	286600