Quarter	Persons
1998-04-01	23300
1998-10-01	17700
1999-04-01	22200
1999-10-01	19400
2000-04-01	16200
2000-10-01	15100
2001-04-01	17900
2001-10-01	14600
2002-01-01	9300
2002-04-01	17900
2002-07-01	11600
2002-10-01	14500
2003-01-01	12800
2003-04-01	12500
2003-07-01	16200
2003-10-01	11500
2004-01-01	14400
2004-04-01	11700
2004-07-01	12500
2004-10-01	11500
2005-01-01	12300
2005-04-01	13300
2005-07-01	7000
2005-10-01	6500
2006-01-01	10400
2006-04-01	15000
2006-07-01	6900
2006-10-01	7500
2007-01-01	10800
2007-04-01	9900
2007-07-01	11000
2007-10-01	5600
2008-01-01	11100
2008-04-01	8200
2008-07-01	10400
2008-10-01	16900
2009-01-01	25400
2009-04-01	25400
2009-07-01	29500
2009-10-01	28700
2010-01-01	31600
2010-04-01	24300
2010-07-01	22500
2010-10-01	16200
2011-01-01	18100
2011-04-01	19000
2011-07-01	19100
2011-10-01	15500
2012-01-01	15900
2012-04-01	17000
2012-07-01	19100
2012-10-01	11300
2013-01-01	11300
2013-04-01	9500
2013-07-01	12900
2013-10-01	11400
2014-01-01	9800
2014-04-01	10200
2014-07-01	11100
2014-10-01	7100
2015-01-01	5900
2015-04-01	8800
2015-07-01	8600
2015-10-01	10300
2016-01-01	7000
2016-04-01	11000
2016-07-01	10400
2016-10-01	7500
2017-01-01	6600
2017-04-01	7300
2017-07-01	7500
2017-10-01	7300
2018-01-01	4600
2018-04-01	4800