Quarter	Persons
1998-04-01	1835400
1998-10-01	1831700
1999-04-01	1832800
1999-10-01	1828300
2000-04-01	1827200
2000-10-01	1824000
2001-04-01	1789000
2001-10-01	1789600
2002-01-01	1774300
2002-04-01	1773800
2002-07-01	1772300
2002-10-01	1773800
2003-01-01	1765200
2003-04-01	1764700
2003-07-01	1765700
2003-10-01	1765900
2004-01-01	1755300
2004-04-01	1755300
2004-07-01	1756000
2004-10-01	1756000
2005-01-01	1741100
2005-04-01	1739800
2005-07-01	1741600
2005-10-01	1740200
2006-01-01	1727200
2006-04-01	1728200
2006-07-01	1728800
2006-10-01	1728800
2007-01-01	1715600
2007-04-01	1715600
2007-07-01	1715600
2007-10-01	1715600
2008-01-01	1702500
2008-04-01	1702500
2008-07-01	1702500
2008-10-01	1702500
2009-01-01	1674300
2009-04-01	1674300
2009-07-01	1674300
2009-10-01	1674300
2010-01-01	1635300
2010-04-01	1635300
2010-07-01	1635300
2010-10-01	1635300
2011-01-01	1595300
2011-04-01	1595300
2011-07-01	1595300
2011-10-01	1595300
2012-01-01	1560000
2012-04-01	1560000
2012-07-01	1560000
2012-10-01	1560000
2013-01-01	1536100
2013-04-01	1536100
2013-07-01	1536100
2013-10-01	1536100
2014-01-01	1503600
2014-04-01	1498300
2014-07-01	1492600
2014-10-01	1488500
2015-01-01	1481000
2015-04-01	1475400
2015-07-01	1469500
2015-10-01	1464700
2016-01-01	1458000
2016-04-01	1453000
2016-07-01	1447300
2016-10-01	1442900
2017-01-01	1431900
2017-04-01	1425400
2017-07-01	1420000
2017-10-01	1416200
2018-01-01	1413600
2018-04-01	1413000