Quarter	Persons
1999-04-01	9300
2000-01-01	11000
2000-04-01	9700
2000-07-01	9300
2000-10-01	12600
2001-01-01	10400
2001-04-01	7200
2001-07-01	9500
2001-10-01	8900
2002-01-01	4300
2002-04-01	6400
2002-07-01	5400
2002-10-01	8500
2003-01-01	6200
2003-04-01	11400
2003-07-01	7800
2003-10-01	6400
2004-01-01	10700
2004-04-01	12700
2004-07-01	15100
2004-10-01	5100
2005-01-01	5400
2005-04-01	9000
2005-07-01	6900
2005-10-01	5400
2006-01-01	4400
2006-04-01	4600
2006-07-01	3900
2006-10-01	3500
2007-01-01	6000
2007-04-01	6100
2007-07-01	5900
2007-10-01	3200
2008-01-01	3300
2008-04-01	4200
2008-07-01	6800
2008-10-01	7600
2009-01-01	12400
2009-04-01	14500
2009-07-01	13600
2009-10-01	11600
2010-01-01	18700
2010-04-01	15100
2010-07-01	9800
2010-10-01	9500
2011-01-01	8900
2011-04-01	9700
2011-07-01	8800
2011-10-01	8500
2012-01-01	9300
2012-04-01	10900
2012-07-01	7000
2012-10-01	5800
2013-01-01	7800
2013-04-01	5100
2013-07-01	3900
2013-10-01	6200
2014-01-01	5800
2014-04-01	7100
2014-07-01	5700
2014-10-01	4700
2015-01-01	4600
2015-04-01	4000
2015-07-01	4100
2015-10-01	4700
2016-01-01	6100
2016-04-01	4700
2016-07-01	4700
2016-10-01	3900
2017-01-01	5100
2017-04-01	5400
2017-07-01	5400
2017-10-01	1800
2018-01-01	3200
2018-04-01	3800