Quarter	Persons
1998-01-01	460600
1998-04-01	476200
1998-07-01	452600
1998-10-01	476600
1999-01-01	461100
1999-04-01	420500
1999-07-01	417700
1999-10-01	425200
2000-01-01	409200
2000-04-01	402000
2000-07-01	380200
2000-10-01	378400
2001-01-01	344600
2001-04-01	324100
2001-07-01	321200
2001-10-01	329800
2002-01-01	318300
2002-04-01	302000
2002-07-01	306100
2002-10-01	304800
2003-01-01	325400
2003-04-01	298300
2003-07-01	293000
2003-10-01	307100
2004-01-01	250500
2004-04-01	261300
2004-07-01	232200
2004-10-01	263000
2005-01-01	275000
2005-04-01	251000
2005-07-01	234900
2005-10-01	252500
2006-01-01	248000
2006-04-01	210400
2006-07-01	196900
2006-10-01	224600
2007-01-01	201900
2007-04-01	186900
2007-07-01	187300
2007-10-01	224200
2008-01-01	197200
2008-04-01	197000
2008-07-01	199200
2008-10-01	226700
2009-01-01	239900
2009-04-01	213700
2009-07-01	232600
2009-10-01	272800
2010-01-01	296200
2010-04-01	277400
2010-07-01	228400
2010-10-01	278800
2011-01-01	274500
2011-04-01	220300
2011-07-01	235700
2011-10-01	307800
2012-01-01	340200
2012-04-01	341100
2012-07-01	311800
2012-10-01	371400
2013-01-01	395200
2013-04-01	352700
2013-07-01	347300
2013-10-01	378500
2014-01-01	418600
2014-04-01	390400
2014-07-01	375900
2014-10-01	384600
2015-01-01	379900
2015-04-01	358100
2015-07-01	324500
2015-10-01	379000
2016-01-01	353300
2016-04-01	320700
2016-07-01	297800
2016-10-01	369500
2017-01-01	320400
2017-04-01	290800
2017-07-01	285900
2017-10-01	304400
2018-01-01	283000
2018-04-01	271000