Quarter	Persons
1998-04-01	13100
1999-01-01	12700
1999-04-01	15400
1999-07-01	14500
1999-10-01	11200
2000-01-01	9100
2000-04-01	8700
2000-07-01	7800
2000-10-01	7900
2001-01-01	9500
2001-04-01	8100
2001-07-01	6100
2001-10-01	9600
2002-01-01	12300
2002-04-01	10000
2002-07-01	13100
2002-10-01	11600
2003-01-01	7700
2003-04-01	5300
2003-07-01	9500
2003-10-01	12800
2004-01-01	15000
2004-04-01	12800
2004-07-01	12900
2004-10-01	12300
2005-01-01	16500
2005-04-01	16900
2005-07-01	15800
2005-10-01	19500
2006-01-01	16500
2006-04-01	21000
2006-07-01	20700
2006-10-01	19000
2007-01-01	26700
2007-04-01	16700
2007-07-01	15700
2007-10-01	16900
2008-01-01	18900
2008-04-01	16500
2008-07-01	26300
2008-10-01	18900
2009-01-01	24900
2009-04-01	26900
2009-07-01	24100
2009-10-01	23400
2010-01-01	19400
2010-04-01	26400
2010-07-01	27400
2010-10-01	23700
2011-01-01	24700
2011-04-01	21400
2011-07-01	24100
2011-10-01	18000
2012-01-01	24200
2012-04-01	23400
2012-07-01	28500
2012-10-01	25700
2013-01-01	35300
2013-04-01	30900
2013-07-01	35500
2013-10-01	30100
2014-01-01	34000
2014-04-01	30600
2014-07-01	29800
2014-10-01	41500
2015-01-01	39900
2015-04-01	40400
2015-07-01	36500
2015-10-01	32600
2016-01-01	34700
2016-04-01	45600
2016-07-01	39500
2016-10-01	38100
2017-01-01	51900
2017-04-01	45800
2017-07-01	37800
2017-10-01	40300
2018-01-01	35100
2018-04-01	33700