Quarter	Persons
1998-01-01	1154600
1998-04-01	1195300
1998-07-01	1201200
1998-10-01	1169400
1999-01-01	1186700
1999-04-01	1267100
1999-07-01	1235200
1999-10-01	1196200
2000-01-01	1207500
2000-04-01	1276000
2000-07-01	1256800
2000-10-01	1215200
2001-01-01	1218700
2001-04-01	1285300
2001-07-01	1255700
2001-10-01	1231400
2002-01-01	1239000
2002-04-01	1293300
2002-07-01	1266900
2002-10-01	1231200
2003-01-01	1243600
2003-04-01	1288300
2003-07-01	1247300
2003-10-01	1214000
2004-01-01	1220300
2004-04-01	1281700
2004-07-01	1259400
2004-10-01	1227300
2005-01-01	1249200
2005-04-01	1296500
2005-07-01	1270900
2005-10-01	1251700
2006-01-01	1262700
2006-04-01	1309400
2006-07-01	1286100
2006-10-01	1266100
2007-01-01	1276400
2007-04-01	1320000
2007-07-01	1302000
2007-10-01	1282700
2008-01-01	1282200
2008-04-01	1332700
2008-07-01	1309000
2008-10-01	1289600
2009-01-01	1289400
2009-04-01	1336200
2009-07-01	1300000
2009-10-01	1278200
2010-01-01	1269900
2010-04-01	1324900
2010-07-01	1289000
2010-10-01	1263200
2011-01-01	1265100
2011-04-01	1319100
2011-07-01	1299300
2011-10-01	1265700
2012-01-01	1277000
2012-04-01	1328500
2012-07-01	1318100
2012-10-01	1267000
2013-01-01	1284600
2013-04-01	1326500
2013-07-01	1286700
2013-10-01	1272700
2014-01-01	1277200
2014-04-01	1333100
2014-07-01	1304900
2014-10-01	1270200
2015-01-01	1285300
2015-04-01	1335800
2015-07-01	1313400
2015-10-01	1278900
2016-01-01	1284100
2016-04-01	1319600
2016-07-01	1302300
2016-10-01	1264000
2017-01-01	1282200
2017-04-01	1329900
2017-07-01	1297800
2017-10-01	1290200
2018-01-01	1311100
2018-04-01	1351500