Quarter	Persons
1998-04-01	23600
1999-04-01	21500
2000-04-01	19300
2001-04-01	19800
2002-04-01	21900
2003-01-01	27300
2003-04-01	21600
2003-07-01	21700
2003-10-01	28100
2004-01-01	30400
2004-04-01	23800
2004-07-01	25400
2004-10-01	29900
2005-01-01	29400
2005-04-01	22600
2005-07-01	24100
2005-10-01	26700
2006-01-01	28600
2006-04-01	20800
2006-07-01	23100
2006-10-01	26500
2007-01-01	26900
2007-04-01	22300
2007-07-01	24600
2007-10-01	28900
2008-01-01	30800
2008-04-01	23900
2008-07-01	27200
2008-10-01	31000
2009-01-01	35000
2009-04-01	29000
2009-07-01	29000
2009-10-01	32800
2010-01-01	33700
2010-04-01	26900
2010-07-01	30800
2010-10-01	32800
2011-01-01	33100
2011-04-01	26000
2011-07-01	31400
2011-10-01	35100
2012-01-01	34300
2012-04-01	25700
2012-07-01	28800
2012-10-01	33300
2013-01-01	34100
2013-04-01	24900
2013-07-01	25800
2013-10-01	31000
2014-01-01	30400
2014-04-01	21000
2014-07-01	24000
2014-10-01	27600
2015-01-01	27200
2015-04-01	19900
2015-07-01	21800
2015-10-01	26400
2016-01-01	25400
2016-04-01	19000
2016-07-01	20000
2016-10-01	24200
2017-01-01	24500
2017-04-01	18900
2017-07-01	25100
2017-10-01	28100
2018-01-01	29800
2018-04-01	25200