Quarter	Persons
1999-04-01	630600
2000-01-01	642300
2000-04-01	643700
2000-07-01	650800
2000-10-01	650700
2001-01-01	646100
2001-04-01	645200
2001-07-01	644500
2001-10-01	642700
2002-01-01	640300
2002-04-01	639200
2002-07-01	638300
2002-10-01	638500
2003-01-01	633600
2003-04-01	633300
2003-07-01	635600
2003-10-01	633400
2004-01-01	625000
2004-04-01	627500
2004-07-01	626700
2004-10-01	626000
2005-01-01	623700
2005-04-01	623200
2005-07-01	621000
2005-10-01	625400
2006-01-01	623800
2006-04-01	624300
2006-07-01	624000
2006-10-01	624400
2007-01-01	620900
2007-04-01	620800
2007-07-01	620800
2007-10-01	620300
2008-01-01	619500
2008-04-01	618700
2008-07-01	618200
2008-10-01	615600
2009-01-01	615300
2009-04-01	617400
2009-07-01	619200
2009-10-01	617200
2010-01-01	617100
2010-04-01	616100
2010-07-01	618000
2010-10-01	617600
2011-01-01	616900
2011-04-01	617000
2011-07-01	617000
2011-10-01	616900
2012-01-01	614300
2012-04-01	613000
2012-07-01	614100
2012-10-01	614400
2013-01-01	611400
2013-04-01	612900
2013-07-01	613800
2013-10-01	612500
2014-01-01	611600
2014-04-01	611800
2014-07-01	611900