Quarter	Persons
1998-01-01	207000
1999-01-01	211800
1999-04-01	222200
1999-07-01	201000
1999-10-01	199300
2000-01-01	222100
2000-04-01	232900
2000-07-01	220700
2000-10-01	230100
2001-01-01	227600
2001-04-01	233200
2001-07-01	228200
2001-10-01	228600
2002-01-01	224600
2002-04-01	232500
2002-07-01	226200
2002-10-01	232900
2003-01-01	236100
2003-04-01	237100
2003-07-01	230900
2003-10-01	244000
2004-01-01	236100
2004-04-01	233900
2004-07-01	215400
2004-10-01	229500
2005-01-01	228700
2005-04-01	234000
2005-07-01	213600
2005-10-01	229100
2006-01-01	234400
2006-04-01	237100
2006-07-01	212100
2006-10-01	226000
2007-01-01	221800
2007-04-01	227200
2007-07-01	200600
2007-10-01	221800
2008-01-01	221600
2008-04-01	231800
2008-07-01	205900
2008-10-01	210500
2009-01-01	221400
2009-04-01	224500
2009-07-01	198000
2009-10-01	226400
2010-01-01	234100
2010-04-01	239200
2010-07-01	210300
2010-10-01	227300
2011-01-01	223200
2011-04-01	235300
2011-07-01	208800
2011-10-01	224400
2012-01-01	226300
2012-04-01	237000
2012-07-01	199400
2012-10-01	215900
2013-01-01	229200
2013-04-01	228900
2013-07-01	200000
2013-10-01	219800
2014-01-01	223000
2014-04-01	224200
2014-07-01	208800
2014-10-01	216100
2015-01-01	229700
2015-04-01	231200
2015-07-01	203600
2015-10-01	225100
2016-01-01	225900
2016-04-01	232400
2016-07-01	197800
2016-10-01	220600
2017-01-01	224400
2017-04-01	222800
2017-07-01	207800
2017-10-01	222700
2018-01-01	226600
2018-04-01	225600