Quarter	Persons
1998-04-01	1218100
1999-04-01	1238900
1999-07-01	1244800
1999-10-01	1254900
2000-01-01	1257200
2000-04-01	1262300
2000-07-01	1267200
2000-10-01	1280100
2001-01-01	1282700
2001-04-01	1287900
2001-07-01	1295500
2001-10-01	1307200
2002-01-01	1313100
2002-04-01	1320800
2002-07-01	1327000
2002-10-01	1336100
2003-01-01	1342900
2003-04-01	1345300
2003-07-01	1351600
2003-10-01	1360700
2004-01-01	1366600
2004-04-01	1368100
2004-07-01	1375800
2004-10-01	1387600
2005-01-01	1394000
2005-04-01	1398200
2005-07-01	1408800
2005-10-01	1422500
2006-01-01	1429400
2006-04-01	1436200
2006-07-01	1448400
2006-10-01	1459000
2007-01-01	1485600
2007-04-01	1495800
2007-07-01	1507500
2007-10-01	1519600
2008-01-01	1528300
2008-04-01	1534600
2008-07-01	1538200
2008-10-01	1541000
2009-01-01	1543200
2009-04-01	1546500
2009-07-01	1545700
2009-10-01	1545300
2010-01-01	1545000
2010-04-01	1544500
2010-07-01	1541800
2010-10-01	1539800
2011-01-01	1539200
2011-04-01	1539100
2011-07-01	1537400
2011-10-01	1537400
2012-01-01	1537300
2012-04-01	1537600
2012-07-01	1536900
2012-10-01	1536300
2013-01-01	1535700
2013-04-01	1534900
2013-07-01	1536400
2013-10-01	1538100
2014-01-01	1539700
2014-04-01	1541500
2014-07-01	1544300
2014-10-01	1547100
2015-01-01	1549900
2015-04-01	1552700
2015-07-01	1556200
2015-10-01	1559400
2016-01-01	1562000
2016-04-01	1565100
2016-07-01	1570300
2016-10-01	1575400
2017-01-01	1578900
2017-04-01	1581500
2017-07-01	1584800
2017-10-01	1590100
2018-01-01	1591000
2018-04-01	1600600