Quarter	Persons
1999-04-01	27800
1999-07-01	37900
1999-10-01	27100
2000-01-01	23000
2000-04-01	21500
2000-07-01	29600
2000-10-01	22100
2001-01-01	19200
2001-04-01	19700
2001-07-01	33200
2001-10-01	24900
2002-01-01	25300
2002-04-01	24400
2002-07-01	34900
2002-10-01	28600
2003-01-01	27300
2003-04-01	25800
2003-07-01	40600
2003-10-01	29800
2004-01-01	25400
2004-04-01	25900
2004-07-01	39000
2004-10-01	30000
2005-01-01	24200
2005-04-01	26600
2005-07-01	36500
2005-10-01	29500
2006-01-01	25900
2006-04-01	27800
2006-07-01	41600
2006-10-01	25000
2007-01-01	36900
2007-04-01	47700
2007-07-01	45100
2007-10-01	38900
2008-01-01	42200
2008-04-01	56200
2008-07-01	71500
2008-10-01	65800
2009-01-01	75500
2009-04-01	104900
2009-07-01	103200
2009-10-01	94400
2010-01-01	85100
2010-04-01	97700
2010-07-01	95800
2010-10-01	91100
2011-01-01	81700
2011-04-01	91400
2011-07-01	92700
2011-10-01	86300
2012-01-01	81600
2012-04-01	97500
2012-07-01	95200
2012-10-01	76700
2013-01-01	70300
2013-04-01	85500
2013-07-01	79900
2013-10-01	65200
2014-01-01	63700
2014-04-01	71500
2014-07-01	66900
2014-10-01	53100
2015-01-01	54800
2015-04-01	58100
2015-07-01	58500
2015-10-01	48400
2016-01-01	42500
2016-04-01	55900
2016-07-01	55100
2016-10-01	42600
2017-01-01	34500
2017-04-01	46100
2017-07-01	44600
2017-10-01	33100
2018-01-01	32000
2018-04-01	44000