Quarter	Persons
1998-01-01	1432800
1998-04-01	1411000
1998-07-01	1482200
1998-10-01	1471200
1999-01-01	1488600
1999-04-01	1541300
1999-07-01	1529200
1999-10-01	1509500
2000-01-01	1506200
2000-04-01	1562100
2000-07-01	1585000
2000-10-01	1558700
2001-01-01	1552100
2001-04-01	1616500
2001-07-01	1610000
2001-10-01	1591100
2002-01-01	1569500
2002-04-01	1623900
2002-07-01	1634700
2002-10-01	1606100
2003-01-01	1605400
2003-04-01	1638000
2003-07-01	1651900
2003-10-01	1606800
2004-01-01	1612700
2004-04-01	1647200
2004-07-01	1673600
2004-10-01	1640800
2005-01-01	1642800
2005-04-01	1681400
2005-07-01	1692700
2005-10-01	1658800
2006-01-01	1668200
2006-04-01	1712800
2006-07-01	1722100
2006-10-01	1718700
2007-01-01	1700900
2007-04-01	1762600
2007-07-01	1760900
2007-10-01	1740800
2008-01-01	1754400
2008-04-01	1806000
2008-07-01	1792400
2008-10-01	1781000
2009-01-01	1747100
2009-04-01	1783800
2009-07-01	1769500
2009-10-01	1731100
2010-01-01	1730600
2010-04-01	1796800
2010-07-01	1798000
2010-10-01	1761700
2011-01-01	1764500
2011-04-01	1837700
2011-07-01	1816600
2011-10-01	1794000
2012-01-01	1785300
2012-04-01	1846400
2012-07-01	1844500
2012-10-01	1791800
2013-01-01	1767400
2013-04-01	1826000
2013-07-01	1818300
2013-10-01	1775400
2014-01-01	1769800
2014-04-01	1841300
2014-07-01	1835600
2014-10-01	1794200
2015-01-01	1783600
2015-04-01	1825300
2015-07-01	1831900
2015-10-01	1788400
2016-01-01	1791500
2016-04-01	1825800
2016-07-01	1844400
2016-10-01	1791200
2017-01-01	1804600
2017-04-01	1848200
2017-07-01	1836900
2017-10-01	1844000
2018-01-01	1835600
2018-04-01	1909500