Quarter	Persons
1998-01-01	1752100
1998-04-01	1771700
1998-07-01	1807600
1998-10-01	1794400
1999-01-01	1789600
1999-04-01	1818700
1999-07-01	1829900
1999-10-01	1819700
2000-01-01	1788400
2000-04-01	1833200
2000-07-01	1850100
2000-10-01	1823700
2001-01-01	1801100
2001-04-01	1828200
2001-07-01	1825000
2001-10-01	1817400
2002-01-01	1800500
2002-04-01	1813500
2002-07-01	1808700
2002-10-01	1788400
2003-01-01	1771400
2003-04-01	1781600
2003-07-01	1776300
2003-10-01	1767500
2004-01-01	1741600
2004-04-01	1753100
2004-07-01	1768300
2004-10-01	1753600
2005-01-01	1746100
2005-04-01	1759900
2005-07-01	1757900
2005-10-01	1751100
2006-01-01	1746400
2006-04-01	1761600
2006-07-01	1766800
2006-10-01	1754900
2007-01-01	1750000
2007-04-01	1775700
2007-07-01	1774600
2007-10-01	1772300
2008-01-01	1771100
2008-04-01	1793000
2008-07-01	1787900
2008-10-01	1777400
2009-01-01	1743900
2009-04-01	1743600
2009-07-01	1742500
2009-10-01	1726600
2010-01-01	1705400
2010-04-01	1722900
2010-07-01	1722500
2010-10-01	1714200
2011-01-01	1706200
2011-04-01	1725900
2011-07-01	1732200
2011-10-01	1733400
2012-01-01	1708600
2012-04-01	1717100
2012-07-01	1721400
2012-10-01	1703300
2013-01-01	1683100
2013-04-01	1708000
2013-07-01	1697100
2013-10-01	1680100
2014-01-01	1668700
2014-04-01	1691700
2014-07-01	1692300
2014-10-01	1668500
2015-01-01	1657900
2015-04-01	1673700
2015-07-01	1681900
2015-10-01	1665300
2016-01-01	1655800
2016-04-01	1673800
2016-07-01	1677800
2016-10-01	1665800
2017-01-01	1659600
2017-04-01	1687200
2017-07-01	1684300
2017-10-01	1700800
2018-01-01	1689000
2018-04-01	1722200