Quarter	Persons
1999-04-01	15903400
2000-04-01	15979500
2001-04-01	15777000
2002-04-01	15641200
2003-04-01	15281200
2004-04-01	15221000
2005-01-01	14530300
2005-04-01	14401700
2005-07-01	14254400
2005-10-01	14225600
2006-01-01	13862400
2006-04-01	13839800
2006-07-01	13530600
2006-10-01	13442400
2007-01-01	13301300
2007-04-01	13442900
2007-07-01	13069400
2007-10-01	13134300
2008-01-01	13111100
2008-04-01	13102800
2008-07-01	12936100
2008-10-01	12984400
2009-01-01	12953600
2009-04-01	12790900
2009-07-01	12629600
2009-10-01	12557300
2010-01-01	12301300
2010-04-01	12288600
2010-07-01	12176300
2010-10-01	12119000
2011-01-01	12056400
2011-04-01	11945700
2011-07-01	11811400
2011-10-01	11692800
2012-01-01	12102200
2012-04-01	12047100
2012-07-01	11844600
2012-10-01	11801700
2013-01-01	11870400
2013-04-01	11816300
2013-07-01	11694500
2013-10-01	11668400
2014-01-01	11830100
2014-04-01	11878600
2014-07-01	11588500
2014-10-01	11661200
2015-01-01	11833400
2015-04-01	12023200
2015-07-01	11819900
2015-10-01	11711100
2016-01-01	12073100
2016-04-01	12098900
2016-07-01	11663000
2016-10-01	11647700
2017-01-01	11902400
2017-04-01	11886700
2017-07-01	11639400
2017-10-01	11386600
2018-01-01	11627700
2018-04-01	11630600