Quarter	Persons
1998-01-01	381800
1999-01-01	381200
1999-04-01	397600
1999-07-01	354900
1999-10-01	352900
2000-01-01	398900
2000-04-01	421100
2000-07-01	394700
2000-10-01	409000
2001-01-01	410700
2001-04-01	423300
2001-07-01	407000
2001-10-01	414900
2002-01-01	403200
2002-04-01	422500
2002-07-01	405000
2002-10-01	418000
2003-01-01	424400
2003-04-01	429900
2003-07-01	412400
2003-10-01	428500
2004-01-01	424200
2004-04-01	434500
2004-07-01	395400
2004-10-01	417700
2005-01-01	429600
2005-04-01	425400
2005-07-01	377700
2005-10-01	414200
2006-01-01	432400
2006-04-01	434000
2006-07-01	374200
2006-10-01	412900
2007-01-01	418100
2007-04-01	415900
2007-07-01	360000
2007-10-01	405000
2008-01-01	411800
2008-04-01	427100
2008-07-01	372600
2008-10-01	389400
2009-01-01	412500
2009-04-01	419500
2009-07-01	364000
2009-10-01	403100
2010-01-01	424800
2010-04-01	435900
2010-07-01	380700
2010-10-01	401400
2011-01-01	408300
2011-04-01	417100
2011-07-01	368300
2011-10-01	405200
2012-01-01	417400
2012-04-01	417400
2012-07-01	365000
2012-10-01	400900
2013-01-01	418100
2013-04-01	418300
2013-07-01	373500
2013-10-01	408100
2014-01-01	415100
2014-04-01	429000
2014-07-01	384000
2014-10-01	410700
2015-01-01	426600
2015-04-01	430300
2015-07-01	377100
2015-10-01	424100
2016-01-01	434500
2016-04-01	442400
2016-07-01	376900
2016-10-01	418100
2017-01-01	431600
2017-04-01	434200
2017-07-01	396000
2017-10-01	417600
2018-01-01	431900
2018-04-01	422200