Year Persons 2005-01-01 6209700 2006-01-01 6265600 2007-01-01 6326100 2008-01-01 6416700 2009-01-01 6523100 2010-01-01 6612075 2011-01-01 6690000 2012-01-01 6747350 2013-01-01 6828775 2014-01-01 6914575