Year Persons 2005-01-01 5826000 2006-01-01 5547000 2007-01-01 5319000 2008-01-01 5747000 2009-01-01 7247000 2010-01-01 7258000 2011-01-01 6929000 2012-01-01 6861000 2013-01-01 6660000 2014-01-01 6016000 2015-01-01 5399000 2016-01-01 4998000