Quarter	Persons
1999-04-01	12012600
2000-04-01	12233900
2001-04-01	12441300
2002-04-01	12434400
2003-04-01	12390900
2004-04-01	12245200
2005-01-01	12429000
2005-04-01	12403200
2005-07-01	12564800
2005-10-01	12412700
2006-01-01	12535500
2006-04-01	12760700
2006-07-01	12838700
2006-10-01	12713900
2007-01-01	12701100
2007-04-01	12791200
2007-07-01	13032300
2007-10-01	12932300
2008-01-01	12748500
2008-04-01	12780200
2008-07-01	13124200
2008-10-01	13198400
2009-01-01	12844900
2009-04-01	12941500
2009-07-01	12928700
2009-10-01	13246900
2010-01-01	12783300
2010-04-01	12894900
2010-07-01	12899000
2010-10-01	12954400
2011-01-01	12860300
2011-04-01	12985500
2011-07-01	13061200
2011-10-01	13127800
2012-01-01	12868400
2012-04-01	13033200
2012-07-01	13084300
2012-10-01	13107900
2013-01-01	12935700
2013-04-01	13096400
2013-07-01	13124400
2013-10-01	13016100
2014-01-01	13014600
2014-04-01	13090300
2014-07-01	13146800
2014-10-01	13095700
2015-01-01	12988800
2015-04-01	13148700
2015-07-01	13164200
2015-10-01	13200900
2016-01-01	13327800
2016-04-01	13175600
2016-07-01	13399300
2016-10-01	13401400
2017-01-01	13252900
2017-04-01	13158900
2017-07-01	13395800
2017-10-01	13268000
2018-01-01	13175700
2018-04-01	13091000