Month	Persons
1998-04-01	41000
1998-05-01	36000
1998-06-01	34000
1998-07-01	29000
1998-08-01	25000
1998-09-01	23000
1998-10-01	24000
1998-11-01	26000
1998-12-01	29000
1999-01-01	34000
1999-02-01	36000
1999-03-01	38000
1999-04-01	37000
1999-05-01	35000
1999-06-01	34000
1999-07-01	34000
1999-08-01	34000
1999-09-01	34000
1999-10-01	34000
1999-11-01	35000
1999-12-01	35000
2000-01-01	34000
2000-02-01	33000
2000-03-01	33000
2000-04-01	31000
2000-05-01	31000
2000-06-01	31000
2000-07-01	34000
2000-08-01	34000
2000-09-01	34000
2000-10-01	35000
2000-11-01	36000
2000-12-01	37000
2001-01-01	38000
2001-02-01	38000
2001-03-01	38000
2001-04-01	37000
2001-05-01	34000
2001-06-01	32000
2001-07-01	31000
2001-08-01	30000
2001-09-01	30000
2001-10-01	33000
2001-11-01	34000
2001-12-01	33000
2002-01-01	30000
2002-02-01	27000
2002-03-01	24000
2002-04-01	20000
2002-05-01	17000
2002-06-01	16000
2002-07-01	19000
2002-08-01	20000
2002-09-01	18000
2002-10-01	18000
2002-11-01	18000
2002-12-01	19000
2003-01-01	21000
2003-02-01	23000
2003-03-01	23000
2003-04-01	22000
2003-05-01	20000
2003-06-01	19000
2003-07-01	20000
2003-08-01	20000
2003-09-01	19000
2003-10-01	19000
2003-11-01	18000
2003-12-01	17000
2004-01-01	16000
2004-02-01	16000
2004-03-01	17000
2004-04-01	18000
2004-05-01	19000
2004-06-01	18000
2004-07-01	17000
2004-08-01	16000
2004-09-01	15000
2004-10-01	16000
2004-11-01	17000
2004-12-01	16000
2005-01-01	15000
2005-02-01	14000
2005-03-01	13000
2005-04-01	13000
2005-05-01	12000
2005-06-01	11000
2005-07-01	10000
2005-08-01	9000
2005-09-01	10000
2005-10-01	12000
2005-11-01	12000
2005-12-01	12000
2006-01-01	9000
2006-02-01	8000
2006-03-01	7000
2006-04-01	6000
2006-05-01	6000
2006-06-01	7000
2006-07-01	9000
2006-08-01	9000
2006-09-01	8000
2006-10-01	6000
2006-11-01	5000
2006-12-01	5000
2007-01-01	6000
2007-02-01	6000
2007-03-01	6000
2007-04-01	5000
2007-05-01	5000
2007-06-01	5000
2007-07-01	6000
2007-08-01	6000
2007-09-01	6000
2007-10-01	5000
2007-11-01	5000
2007-12-01	5000
2008-01-01	5000
2008-02-01	6000
2008-03-01	7000
2008-04-01	9000
2008-05-01	10000
2008-06-01	12000
2008-07-01	13000
2008-08-01	14000
2008-09-01	13000
2008-10-01	12000
2008-11-01	13000
2008-12-01	16000
2009-01-01	21000
2009-02-01	26000
2009-03-01	29000
2009-04-01	31000
2009-05-01	31000
2009-06-01	30000
2009-07-01	31000
2009-08-01	29000
2009-09-01	26000
2009-10-01	25000
2009-11-01	25000
2009-12-01	27000
2010-01-01	32000
2010-02-01	33000
2010-03-01	31000
2010-04-01	30000
2010-05-01	28000
2010-06-01	27000
2010-07-01	30000
2010-08-01	28000
2010-09-01	27000
2010-10-01	25000
2010-11-01	24000
2010-12-01	26000
2011-01-01	27000
2011-02-01	28000
2011-03-01	29000
2011-04-01	29000
2011-05-01	27000
2011-06-01	25000
2011-07-01	24000
2011-08-01	23000
2011-09-01	20000
2011-10-01	21000
2011-11-01	21000
2011-12-01	21000
2012-01-01	20000
2012-02-01	20000
2012-03-01	21000
2012-04-01	21000
2012-05-01	21000
2012-06-01	21000
2012-07-01	23000
2012-08-01	22000
2012-09-01	20000
2012-10-01	19000
2012-11-01	19000
2012-12-01	18000
2013-01-01	17000
2013-02-01	16000
2013-03-01	16000
2013-04-01	16000
2013-05-01	14000
2013-06-01	15000
2013-07-01	18000
2013-08-01	19000
2013-09-01	19000
2013-10-01	17000
2013-11-01	17000
2013-12-01	18000
2014-01-01	16000
2014-02-01	15000
2014-03-01	14000
2014-04-01	17000
2014-05-01	18000
2014-06-01	18000
2014-07-01	15000
2014-08-01	14000
2014-09-01	13000
2014-10-01	13000
2014-11-01	14000
2014-12-01	15000
2015-01-01	16000
2015-02-01	17000
2015-03-01	16000
2015-04-01	12000
2015-05-01	11000
2015-06-01	11000
2015-07-01	9000
2015-08-01	8000
2015-09-01	8000
2015-10-01	7000
2015-11-01	8000
2015-12-01	9000
2016-01-01	10000
2016-02-01	10000
2016-03-01	10000
2016-04-01	11000
2016-05-01	11000
2016-06-01	12000
2016-07-01	11000
2016-08-01	10000
2016-09-01	10000
2016-10-01	11000
2016-11-01	12000
2016-12-01	13000
2017-01-01	11000
2017-02-01	10000
2017-03-01	10000
2017-04-01	9000
2017-05-01	9000
2017-06-01	9000
2017-07-01	9000
2017-08-01	8000
2017-09-01	8000
2017-10-01	8000
2017-11-01	8000
2017-12-01	9000
2018-01-01	9000
2018-02-01	9000
2018-03-01	9000
2018-04-01	7000
2018-05-01	6000
2018-06-01	7000
2018-07-01	7000
2018-08-01	7000
2018-09-01	7000