Year Persons 1998-01-01 7171650 1999-01-01 6923975 2000-01-01 6692850 2001-01-01 6489050 2002-01-01 6391150 2003-01-01 6404675 2004-01-01 5979225 2005-01-01 5956625 2006-01-01 5953725 2007-01-01 5930000 2008-01-01 5957350 2009-01-01 5979200 2010-01-01 5982350 2011-01-01 5983900 2012-01-01 5992575 2013-01-01 5996125 2014-01-01 5974250 2015-01-01 5936650 2016-01-01 5903625 2017-01-01 5878350