Quarter	Persons
1998-04-01	4271400
1999-04-01	4330600
2000-04-01	4288000
2001-01-01	4415000
2001-04-01	4480700
2001-07-01	4531900
2001-10-01	4443900
2002-01-01	4432800
2002-04-01	4498300
2002-07-01	4545200
2002-10-01	4452500
2003-01-01	4439000
2003-04-01	4533900
2003-07-01	4561900
2003-10-01	4468100
2004-01-01	4462700
2004-04-01	4548800
2004-07-01	4589800
2004-10-01	4473800
2005-01-01	4463300
2005-04-01	4693200
2005-07-01	4688300
2005-10-01	4609300
2006-01-01	4603300
2006-04-01	4733800
2006-07-01	4755800
2006-10-01	4654700
2007-01-01	4670200
2007-04-01	4789700
2007-07-01	4818600
2007-10-01	4720900
2008-01-01	4727700
2008-04-01	4855800
2008-07-01	4856500
2008-10-01	4748500
2009-01-01	4744800
2009-04-01	4873600
2009-07-01	4831800
2009-10-01	4744500
2010-01-01	4747700
2010-04-01	4888200
2010-07-01	4885400
2010-10-01	4785700
2011-01-01	4815500
2011-04-01	4952200
2011-07-01	4934700
2011-10-01	4845800
2012-01-01	4832200
2012-04-01	4967800
2012-07-01	4963200
2012-10-01	4873800
2013-01-01	4892000
2013-04-01	5014800
2013-07-01	5015100
2013-10-01	4930700
2014-01-01	4933900
2014-04-01	5052700
2014-07-01	5073500
2014-10-01	4959100
2015-01-01	4982200
2015-04-01	5093100
2015-07-01	5084200
2015-10-01	5015600
2016-01-01	5031600
2016-04-01	5153800
2016-07-01	5138600
2016-10-01	5076700
2017-01-01	5121500
2017-04-01	5235000
2017-07-01	5248700
2017-10-01	5155100
2018-01-01	5175200
2018-04-01	5305200