Quarter	Persons
1997-01-01	71000
1997-04-01	67000
1997-07-01	59000
1997-10-01	59000
1998-01-01	64000
1998-04-01	64000
1998-07-01	57000
1998-10-01	59000
1999-01-01	70000
1999-04-01	75900
1999-07-01	73000
1999-10-01	78000
2000-01-01	109300
2000-04-01	90400
2000-07-01	98600
2000-10-01	102700
2001-01-01	95200
2001-04-01	88000
2001-07-01	85600
2001-10-01	83900
2002-01-01	78600
2002-04-01	65600
2002-07-01	70500
2002-10-01	83700
2003-01-01	73900
2003-04-01	75900
2003-07-01	66500
2003-10-01	61900
2004-01-01	68900
2004-04-01	69000
2004-07-01	70300
2004-10-01	63500
2005-01-01	63800
2005-04-01	56600
2005-07-01	46700
2005-10-01	47900
2006-01-01	44900
2006-04-01	43400
2006-07-01	37100
2006-10-01	38400
2007-01-01	36000
2007-04-01	34200
2007-07-01	28300
2007-10-01	28100
2008-01-01	28300
2008-04-01	27000
2008-07-01	43800
2008-10-01	52300
2009-01-01	76800
2009-04-01	89600
2009-07-01	100100
2009-10-01	105800
2010-01-01	133900
2010-04-01	124900
2010-07-01	104400
2010-10-01	92500
2011-01-01	97600
2011-04-01	89500
2011-07-01	74500
2011-10-01	77600
2012-01-01	77400
2012-04-01	68800
2012-07-01	65900
2012-10-01	61900
2013-01-01	67500
2013-04-01	55000
2013-07-01	53300
2013-10-01	58900
2014-01-01	56600
2014-04-01	47700
2014-07-01	51300
2014-10-01	42700
2015-01-01	44200
2015-04-01	44400
2015-07-01	36500
2015-10-01	43900
2016-01-01	43600
2016-04-01	45300
2016-07-01	52900
2016-10-01	45100
2017-01-01	38400
2017-04-01	49000
2017-07-01	36500
2017-10-01	37200
2018-01-01	47400
2018-04-01	35800