Quarter	Persons
1999-04-01	30000
2000-01-01	40500
2000-04-01	37700
2000-07-01	40200
2000-10-01	36900
2001-01-01	36400
2001-04-01	33500
2001-07-01	32600
2001-10-01	33300
2002-01-01	35300
2002-04-01	25800
2002-07-01	24500
2002-10-01	36700
2003-01-01	31800
2003-04-01	27200
2003-07-01	22000
2003-10-01	19200
2004-01-01	24400
2004-04-01	25200
2004-07-01	22800
2004-10-01	23200
2005-01-01	27700
2005-04-01	23800
2005-07-01	14700
2005-10-01	18600
2006-01-01	20700
2006-04-01	13600
2006-07-01	11500
2006-10-01	13100
2007-01-01	12700
2007-04-01	11800
2007-07-01	8800
2007-10-01	9700
2008-01-01	7100
2008-04-01	9600
2008-07-01	16000
2008-10-01	17100
2009-01-01	31600
2009-04-01	39500
2009-07-01	39900
2009-10-01	48200
2010-01-01	57700
2010-04-01	49900
2010-07-01	35900
2010-10-01	32100
2011-01-01	34600
2011-04-01	30700
2011-07-01	24400
2011-10-01	26200
2012-01-01	27000
2012-04-01	23600
2012-07-01	23200
2012-10-01	25100
2013-01-01	24300
2013-04-01	18900
2013-07-01	20500
2013-10-01	20600
2014-01-01	21200
2014-04-01	15300
2014-07-01	20800
2014-10-01	14800
2015-01-01	17200
2015-04-01	14700
2015-07-01	8700
2015-10-01	13600
2016-01-01	15100
2016-04-01	16800
2016-07-01	16800
2016-10-01	15200
2017-01-01	11500
2017-04-01	18200
2017-07-01	11100
2017-10-01	12600
2018-01-01	17300
2018-04-01	8800