Quarter	Persons
1998-01-01	877900
1998-04-01	871500
1998-07-01	864800
1998-10-01	870800
1999-01-01	840100
1999-04-01	843300
1999-07-01	856300
1999-10-01	863700
2000-01-01	855100
2000-04-01	843900
2000-07-01	841300
2000-10-01	854600
2001-01-01	873200
2001-04-01	886000
2001-07-01	890300
2001-10-01	899000
2002-01-01	876900
2002-04-01	846500
2002-07-01	835800
2002-10-01	830700
2003-01-01	827500
2003-04-01	812500
2003-07-01	800300
2003-10-01	801500
2004-01-01	771100
2004-04-01	762800
2004-07-01	753600
2004-10-01	758900
2005-01-01	760800
2005-04-01	748300
2005-07-01	751200
2005-10-01	748000
2006-01-01	750000
2006-04-01	736800
2006-07-01	723600
2006-10-01	738700
2007-01-01	742800
2007-04-01	736400
2007-07-01	742500
2007-10-01	754400
2008-01-01	747700
2008-04-01	740600
2008-07-01	733700
2008-10-01	734800
2009-01-01	718000
2009-04-01	699800
2009-07-01	693500
2009-10-01	690800
2010-01-01	681700
2010-04-01	661500
2010-07-01	660300
2010-10-01	662900
2011-01-01	657700
2011-04-01	663900
2011-07-01	649700
2011-10-01	628800
2012-01-01	626000
2012-04-01	618100
2012-07-01	610300
2012-10-01	606300
2013-01-01	615200
2013-04-01	592500
2013-07-01	591000
2013-10-01	606800
2014-01-01	586600
2014-04-01	567900
2014-07-01	554900
2014-10-01	551600
2015-01-01	535800
2015-04-01	506300
2015-07-01	498300
2015-10-01	503200
2016-01-01	500900
2016-04-01	496400
2016-07-01	493500
2016-10-01	521900
2017-01-01	526000
2017-04-01	494500
2017-07-01	508400
2017-10-01	527400
2018-01-01	531900
2018-04-01	503600