Quarter	Persons
1998-04-01	1568700
1999-04-01	1569500
2000-04-01	1560100
2001-04-01	1550800
2002-04-01	1559200
2003-04-01	1559500
2004-04-01	1564800
2005-04-01	1569200
2006-04-01	1571400
2007-04-01	1585800
2008-04-01	1608900
2009-04-01	1639200
2010-01-01	1629400
2010-04-01	1634700
2010-07-01	1637800
2010-10-01	1631900
2011-01-01	1646500
2011-04-01	1651900
2011-07-01	1655900
2011-10-01	1652400
2012-01-01	1660800
2012-04-01	1668700
2012-07-01	1675100
2012-10-01	1670500
2013-01-01	1667600
2013-04-01	1671700
2013-07-01	1685700
2013-10-01	1689800
2014-01-01	1690900
2014-04-01	1701100
2014-07-01	1706400
2014-10-01	1710000
2015-01-01	1723600
2015-04-01	1721700
2015-07-01	1722800
2015-10-01	1737900
2016-01-01	1737400
2016-04-01	1738200
2016-07-01	1738200
2016-10-01	1735800
2017-01-01	1735000
2017-04-01	1738000
2017-07-01	1735100
2017-10-01	1734800
2018-01-01	1741500
2018-04-01	1739500