Quarter	Persons
1999-04-01	3000
2000-04-01	3100
2001-04-01	2300
2002-04-01	3800
2003-01-01	5300
2003-04-01	5300
2003-07-01	5300
2003-10-01	5300
2004-01-01	7500
2004-04-01	7500
2004-07-01	7500
2004-10-01	7500
2005-01-01	6700
2005-04-01	6700
2005-07-01	6700
2005-10-01	6700
2006-01-01	7100
2006-04-01	7100
2006-07-01	7100
2006-10-01	7100
2007-01-01	7000
2007-04-01	6000
2007-07-01	5600
2007-10-01	5900
2008-01-01	5500
2008-04-01	8600
2008-07-01	7900
2008-10-01	7900
2009-01-01	8500
2009-04-01	8200
2009-07-01	7000
2009-10-01	8100
2010-01-01	8700
2010-04-01	6700
2010-07-01	6700
2010-10-01	8100
2011-01-01	8900
2011-04-01	9300
2011-07-01	7600
2011-10-01	8000
2012-01-01	10200
2012-04-01	7800
2012-07-01	10600
2012-10-01	8200
2013-01-01	10300
2013-04-01	11800
2013-07-01	10500
2013-10-01	12300
2014-01-01	11900
2014-04-01	9700
2014-07-01	10000
2014-10-01	10300
2015-01-01	14700
2015-04-01	10900
2015-07-01	15400
2015-10-01	11400
2016-01-01	11400
2016-04-01	12100
2016-07-01	13500
2016-10-01	11800
2017-01-01	12700
2017-04-01	10700
2017-07-01	12300
2017-10-01	10600
2018-01-01	12000
2018-04-01	12400