Quarter	Persons
1998-01-01	527800
1998-04-01	533400
1998-07-01	534700
1998-10-01	536000
1999-01-01	549700
1999-04-01	553800
1999-07-01	557800
1999-10-01	561800
2000-01-01	568800
2000-04-01	572800
2000-07-01	577100
2000-10-01	581400
2001-01-01	585900
2001-04-01	594100
2001-07-01	602200
2001-10-01	610300
2002-01-01	618700
2002-04-01	627300
2002-07-01	635900
2002-10-01	644600
2003-01-01	652700
2003-04-01	659800
2003-07-01	667200
2003-10-01	674400
2004-01-01	680000
2004-04-01	686100
2004-07-01	691800
2004-10-01	697900
2005-01-01	703500
2005-04-01	708600
2005-07-01	713900
2005-10-01	714000
2006-01-01	723400
2006-04-01	728500
2006-07-01	733600
2006-10-01	738800
2007-01-01	743000
2007-04-01	747900
2007-07-01	752200
2007-10-01	757200
2008-01-01	759100
2008-04-01	761000
2008-07-01	763100
2008-10-01	765200
2009-01-01	766500
2009-04-01	767800
2009-07-01	769200
2009-10-01	770500
2010-01-01	771700
2010-04-01	773500
2010-07-01	775300
2010-10-01	777100
2011-01-01	777300
2011-04-01	775200
2011-07-01	773100
2011-10-01	771000
2012-01-01	768500
2012-04-01	765000
2012-07-01	761800
2012-10-01	758500
2013-01-01	754600
2013-04-01	751000
2013-07-01	747400
2013-10-01	743600
2014-01-01	739100
2014-04-01	734600
2014-07-01	730200
2014-10-01	725600
2015-01-01	721400
2015-04-01	716900
2015-07-01	711500
2015-10-01	706600
2016-01-01	702700
2016-04-01	698200
2016-07-01	693700
2016-10-01	689300
2017-01-01	684800
2017-04-01	680700
2017-07-01	677000
2017-10-01	673300
2018-01-01	670300
2018-04-01	668500