Quarter	Persons
1998-04-01	464800
1998-10-01	452300
1999-04-01	449600
1999-10-01	452000
2000-04-01	444800
2000-10-01	453600
2001-04-01	453400
2001-10-01	450700
2002-01-01	439500
2002-04-01	460800
2002-07-01	459100
2002-10-01	474000
2003-01-01	452500
2003-04-01	460900
2003-07-01	472800
2003-10-01	457100
2004-01-01	457500
2004-04-01	450100
2004-07-01	466000
2004-10-01	463500
2005-01-01	444600
2005-04-01	467100
2005-07-01	463200
2005-10-01	474700
2006-01-01	464100
2006-04-01	491900
2006-07-01	497100
2006-10-01	489100
2007-01-01	480700
2007-04-01	493800
2007-07-01	500900
2007-10-01	511200
2008-01-01	505600
2008-04-01	506500
2008-07-01	501800
2008-10-01	490800
2009-01-01	481800
2009-04-01	457700
2009-07-01	441800
2009-10-01	444100
2010-01-01	436100
2010-04-01	431800
2010-07-01	440700
2010-10-01	433500
2011-01-01	421300
2011-04-01	434600
2011-07-01	440100
2011-10-01	438300
2012-01-01	425200
2012-04-01	429900
2012-07-01	440400
2012-10-01	442900
2013-01-01	435400
2013-04-01	440700
2013-07-01	443200
2013-10-01	433900
2014-01-01	437500
2014-04-01	439600
2014-07-01	427600
2014-10-01	421700
2015-01-01	429200
2015-04-01	439400
2015-07-01	441300
2015-10-01	437500
2016-01-01	434700
2016-04-01	438600
2016-07-01	436700
2016-10-01	438400
2017-01-01	428300
2017-04-01	434800
2017-07-01	436100
2017-10-01	436000
2018-01-01	435700
2018-04-01	442300