Quarter	Persons
1998-01-01	4420600
1998-04-01	4427300
1998-07-01	4441200
1998-10-01	4438000
1999-01-01	4450800
1999-04-01	4460500
1999-07-01	4471300
1999-10-01	4466800
2000-01-01	4489300
2000-04-01	4501700
2000-07-01	4517400
2000-10-01	4515400
2001-01-01	4533600
2001-04-01	4542100
2001-07-01	4551200
2001-10-01	4559100
2002-01-01	4564100
2002-04-01	4572400
2002-07-01	4580900
2002-10-01	4588800
2003-01-01	4593100
2003-04-01	4598700
2003-07-01	4603300
2003-10-01	4608900
2004-01-01	4610900
2004-04-01	4614600
2004-07-01	4620200
2004-10-01	4625800
2005-01-01	4625600
2005-04-01	4629200
2005-07-01	4635100
2005-10-01	4641300
2006-01-01	4643900
2006-04-01	4649500
2006-07-01	4655000
2006-10-01	4661200
2007-01-01	4663700
2007-04-01	4670200
2007-07-01	4677100
2007-10-01	4683000
2008-01-01	4684900
2008-04-01	4690800
2008-07-01	4697000
2008-10-01	4702400
2009-01-01	4702200
2009-04-01	4707100
2009-07-01	4713300
2009-10-01	4719400
2010-01-01	4721100
2010-04-01	4726800
2010-07-01	4732700
2010-10-01	4739700
2011-01-01	4739400
2011-04-01	4740300
2011-07-01	4742500
2011-10-01	4743900
2012-01-01	4738900
2012-04-01	4737300
2012-07-01	4737000
2012-10-01	4735200
2013-01-01	4730600
2013-04-01	4729300
2013-07-01	4727300
2013-10-01	4724400
2014-01-01	4727400
2014-04-01	4727800
2014-07-01	4728100
2014-10-01	4728100
2015-01-01	4721000
2015-04-01	4721800
2015-07-01	4721800
2015-10-01	4721500
2016-01-01	4720600
2016-04-01	4720600
2016-07-01	4720700
2016-10-01	4720700
2017-01-01	4721200
2017-04-01	4721100
2017-07-01	4721700
2017-10-01	4722300
2018-01-01	4719900
2018-04-01	4719900