Quarter	Persons
1998-01-01	704000
1998-04-01	711400
1998-07-01	697200
1998-10-01	693700
1999-01-01	707700
1999-04-01	713500
1999-07-01	705200
1999-10-01	705300
2000-01-01	726700
2000-04-01	742600
2000-07-01	737800
2000-10-01	747400
2001-01-01	758600
2001-04-01	764200
2001-07-01	758500
2001-10-01	755900
2002-01-01	773500
2002-04-01	767700
2002-07-01	757100
2002-10-01	756000
2003-01-01	783200
2003-04-01	792300
2003-07-01	789100
2003-10-01	793700
2004-01-01	810900
2004-04-01	808400
2004-07-01	791900
2004-10-01	792300
2005-01-01	792200
2005-04-01	794400
2005-07-01	778400
2005-10-01	791700
2006-01-01	797200
2006-04-01	803800
2006-07-01	795000
2006-10-01	796500
2007-01-01	816700
2007-04-01	818100
2007-07-01	798600
2007-10-01	800300
2008-01-01	826900
2008-04-01	822300
2008-07-01	812400
2008-10-01	807600
2009-01-01	822700
2009-04-01	816500
2009-07-01	797100
2009-10-01	797400
2010-01-01	816800
2010-04-01	808200
2010-07-01	782400
2010-10-01	794900
2011-01-01	808200
2011-04-01	784400
2011-07-01	774300
2011-10-01	783700
2012-01-01	784500
2012-04-01	760700
2012-07-01	728400
2012-10-01	732200
2013-01-01	729500
2013-04-01	712200
2013-07-01	692300
2013-10-01	694600
2014-01-01	693500
2014-04-01	681200
2014-07-01	660200
2014-10-01	659900
2015-01-01	671700
2015-04-01	671300
2015-07-01	659100
2015-10-01	653600
2016-01-01	650100
2016-04-01	641100
2016-07-01	618900
2016-10-01	614700
2017-01-01	621300
2017-04-01	610800
2017-07-01	587900
2017-10-01	589000
2018-01-01	599500
2018-04-01	589400