Quarter	Persons
1998-04-01	847300
1998-10-01	845300
1999-04-01	844800
1999-10-01	844200
2000-04-01	846300
2000-10-01	844700
2001-04-01	825100
2001-10-01	825700
2002-01-01	818800
2002-04-01	818300
2002-07-01	816800
2002-10-01	818300
2003-01-01	813800
2003-04-01	813300
2003-07-01	814300
2003-10-01	814500
2004-01-01	811200
2004-04-01	811200
2004-07-01	811900
2004-10-01	811900
2005-01-01	805500
2005-04-01	804300
2005-07-01	806000
2005-10-01	804600
2006-01-01	799700
2006-04-01	800700
2006-07-01	801300
2006-10-01	801300
2007-01-01	796400
2007-04-01	796400
2007-07-01	796400
2007-10-01	796400
2008-01-01	792200
2008-04-01	792200
2008-07-01	792200
2008-10-01	792200
2009-01-01	778500
2009-04-01	778500
2009-07-01	778500
2009-10-01	778500
2010-01-01	758900
2010-04-01	758900
2010-07-01	758900
2010-10-01	758900
2011-01-01	739900
2011-04-01	739900
2011-07-01	739900
2011-10-01	739900
2012-01-01	724000
2012-04-01	724000
2012-07-01	724000
2012-10-01	724000
2013-01-01	715900
2013-04-01	715900
2013-07-01	715900
2013-10-01	715900
2014-01-01	701700
2014-04-01	699500
2014-07-01	697400
2014-10-01	696000
2015-01-01	693200
2015-04-01	691200
2015-07-01	689000
2015-10-01	687300
2016-01-01	683400
2016-04-01	681900
2016-07-01	679700
2016-10-01	678200
2017-01-01	671300
2017-04-01	668700
2017-07-01	666500
2017-10-01	665200
2018-01-01	664200
2018-04-01	664700