Quarter	Persons
1998-04-01	1601600
1998-10-01	1601600
1999-04-01	1600900
1999-10-01	1599600
2000-04-01	1600300
2000-10-01	1600300
2001-04-01	1567300
2001-10-01	1567900
2002-01-01	1553200
2002-04-01	1552700
2002-07-01	1551200
2002-10-01	1552700
2003-01-01	1543300
2003-04-01	1542800
2003-07-01	1543800
2003-10-01	1544000
2004-01-01	1532800
2004-04-01	1532800
2004-07-01	1533400
2004-10-01	1533400
2005-01-01	1517400
2005-04-01	1516200
2005-07-01	1517900
2005-10-01	1516500
2006-01-01	1503700
2006-04-01	1504700
2006-07-01	1505300
2006-10-01	1505300
2007-01-01	1490700
2007-04-01	1490700
2007-07-01	1490700
2007-10-01	1490700
2008-01-01	1479100
2008-04-01	1479100
2008-07-01	1479100
2008-10-01	1479100
2009-01-01	1453100
2009-04-01	1453100
2009-07-01	1453100
2009-10-01	1453100
2010-01-01	1416800
2010-04-01	1416800
2010-07-01	1416800
2010-10-01	1416800
2011-01-01	1382100
2011-04-01	1382100
2011-07-01	1382100
2011-10-01	1382100
2012-01-01	1352200
2012-04-01	1352200
2012-07-01	1352200
2012-10-01	1352200
2013-01-01	1332500
2013-04-01	1332500
2013-07-01	1332500
2013-10-01	1332500
2014-01-01	1302900
2014-04-01	1297700
2014-07-01	1292200
2014-10-01	1288500
2015-01-01	1282200
2015-04-01	1277100
2015-07-01	1271600
2015-10-01	1267200
2016-01-01	1261500
2016-04-01	1257000
2016-07-01	1251600
2016-10-01	1247600
2017-01-01	1238200
2017-04-01	1231700
2017-07-01	1226000
2017-10-01	1221900
2018-01-01	1219100
2018-04-01	1219000