Quarter	Persons
1998-01-01	221100
1998-04-01	194900
1998-07-01	189000
1998-10-01	205500
1999-01-01	227400
1999-04-01	211600
1999-07-01	212700
1999-10-01	235500
2000-01-01	226000
2000-04-01	206500
2000-07-01	196900
2000-10-01	200100
2001-01-01	213000
2001-04-01	196500
2001-07-01	195100
2001-10-01	219000
2002-01-01	218400
2002-04-01	183600
2002-07-01	180500
2002-10-01	192000
2003-01-01	197300
2003-04-01	173200
2003-07-01	166200
2003-10-01	179200
2004-01-01	216000
2004-04-01	186200
2004-07-01	180300
2004-10-01	188500
2005-01-01	192600
2005-04-01	171600
2005-07-01	178500
2005-10-01	181100
2006-01-01	186400
2006-04-01	164300
2006-07-01	151100
2006-10-01	162200
2007-01-01	169500
2007-04-01	144700
2007-07-01	144000
2007-10-01	153200
2008-01-01	164500
2008-04-01	138300
2008-07-01	138800
2008-10-01	157900
2009-01-01	201200
2009-04-01	188100
2009-07-01	196700
2009-10-01	227100
2010-01-01	265900
2010-04-01	273800
2010-07-01	283200
2010-10-01	334000
2011-01-01	381300
2011-04-01	390400
2011-07-01	425900
2011-10-01	501700
2012-01-01	551300
2012-04-01	578800
2012-07-01	599800
2012-10-01	643300
2013-01-01	677200
2013-04-01	661800
2013-07-01	653900
2013-10-01	666400
2014-01-01	671100
2014-04-01	629400
2014-07-01	603800
2014-10-01	613200
2015-01-01	618300
2015-04-01	568000
2015-07-01	548600
2015-10-01	558800
2016-01-01	556400
2016-04-01	511500
2016-07-01	498300
2016-10-01	518900
2017-01-01	517600
2017-04-01	464000
2017-07-01	434200
2017-10-01	452700
2018-01-01	449500
2018-04-01	397600