Quarter	Persons
1998-04-01	1341000
1999-04-01	1362900
1999-07-01	1369300
1999-10-01	1380200
2000-01-01	1382700
2000-04-01	1388100
2000-07-01	1393800
2000-10-01	1408600
2001-01-01	1411600
2001-04-01	1417600
2001-07-01	1425000
2001-10-01	1436500
2002-01-01	1442300
2002-04-01	1449900
2002-07-01	1456600
2002-10-01	1466600
2003-01-01	1473000
2003-04-01	1476200
2003-07-01	1482300
2003-10-01	1491900
2004-01-01	1496600
2004-04-01	1503400
2004-07-01	1511300
2004-10-01	1524600
2005-01-01	1533800
2005-04-01	1543100
2005-07-01	1554400
2005-10-01	1569400
2006-01-01	1588500
2006-04-01	1594900
2006-07-01	1607800
2006-10-01	1619100
2007-01-01	1645700
2007-04-01	1659400
2007-07-01	1667500
2007-10-01	1675900
2008-01-01	1683400
2008-04-01	1688000
2008-07-01	1689100
2008-10-01	1690600
2009-01-01	1691400
2009-04-01	1692300
2009-07-01	1687500
2009-10-01	1686700
2010-01-01	1684900
2010-04-01	1681800
2010-07-01	1681200
2010-10-01	1679700
2011-01-01	1679200
2011-04-01	1677500
2011-07-01	1676500
2011-10-01	1675500
2012-01-01	1674300
2012-04-01	1673200
2012-07-01	1674800
2012-10-01	1676200
2013-01-01	1677500
2013-04-01	1679000
2013-07-01	1680800
2013-10-01	1682700
2014-01-01	1684200
2014-04-01	1685900
2014-07-01	1688900
2014-10-01	1691800
2015-01-01	1694800
2015-04-01	1698000
2015-07-01	1704200
2015-10-01	1709900
2016-01-01	1715100
2016-04-01	1721000
2016-07-01	1727700
2016-10-01	1732700
2017-01-01	1737100
2017-04-01	1741800
2017-07-01	1747300
2017-10-01	1756500
2018-01-01	1757000
2018-04-01	1768600