Quarter	Persons
1998-04-01	1524200
1999-04-01	1534900
2000-04-01	1535600
2001-04-01	1535400
2002-04-01	1525200
2003-04-01	1507300
2004-04-01	1510400
2005-04-01	1519400
2006-04-01	1528500
2007-04-01	1549300
2008-04-01	1572800
2009-04-01	1585300
2010-01-01	1545000
2010-04-01	1568900
2010-07-01	1575900
2010-10-01	1569100
2011-01-01	1577700
2011-04-01	1594400
2011-07-01	1599600
2011-10-01	1589300
2012-01-01	1592900
2012-04-01	1610000
2012-07-01	1611800
2012-10-01	1605300
2013-01-01	1587200
2013-04-01	1602000
2013-07-01	1611800
2013-10-01	1625500
2014-01-01	1604500
2014-04-01	1625600
2014-07-01	1629700
2014-10-01	1645500
2015-01-01	1643500
2015-04-01	1653100
2015-07-01	1653100
2015-10-01	1671000
2016-01-01	1648000
2016-04-01	1662200
2016-07-01	1661100
2016-10-01	1663200
2017-01-01	1643900
2017-04-01	1673000
2017-07-01	1665500
2017-10-01	1664900
2018-01-01	1659300
2018-04-01	1674100