Year Persons 2005-01-01 6487000 2006-01-01 6040000 2007-01-01 5622000 2008-01-01 5964000 2009-01-01 7697000 2010-01-01 7918000 2011-01-01 7614000 2012-01-01 7559000 2013-01-01 7139000 2014-01-01 6664000 2015-01-01 6042000 2016-01-01 5820000