Quarter	Persons
1998-04-01	83700
1998-10-01	84500
1999-04-01	86000
1999-10-01	88900
2000-04-01	95400
2000-10-01	100200
2001-04-01	95800
2001-10-01	102300
2002-01-01	99400
2002-04-01	99100
2002-07-01	89000
2002-10-01	91000
2003-01-01	98000
2003-04-01	94400
2003-07-01	96200
2003-10-01	97200
2004-01-01	99000
2004-04-01	99300
2004-07-01	96200
2004-10-01	97700
2005-01-01	96100
2005-04-01	102300
2005-07-01	94800
2005-10-01	98100
2006-01-01	92500
2006-04-01	96900
2006-07-01	84600
2006-10-01	91200
2007-01-01	89300
2007-04-01	91300
2007-07-01	81900
2007-10-01	88600
2008-01-01	85000
2008-04-01	88500
2008-07-01	82900
2008-10-01	90200
2009-01-01	84700
2009-04-01	85500
2009-07-01	84400
2009-10-01	91000
2010-01-01	81300
2010-04-01	87900
2010-07-01	85100
2010-10-01	92200
2011-01-01	83000
2011-04-01	80700
2011-07-01	80600
2011-10-01	83400
2012-01-01	75400
2012-04-01	72600
2012-07-01	68000
2012-10-01	74000
2013-01-01	68800
2013-04-01	72400
2013-07-01	68700
2013-10-01	68100
2014-01-01	62200
2014-04-01	62800
2014-07-01	55900
2014-10-01	57300
2015-01-01	61700
2015-04-01	56700
2015-07-01	55500
2015-10-01	51800
2016-01-01	57400
2016-04-01	53900
2016-07-01	51700
2016-10-01	57200
2017-01-01	56500
2017-04-01	50800
2017-07-01	48700
2017-10-01	53300
2018-01-01	55500
2018-04-01	54000