Year Persons 2005-01-01 646600 2006-01-01 655050 2007-01-01 572675 2008-01-01 483325 2009-01-01 475200 2010-01-01 464075 2011-01-01 414375 2012-01-01 396875 2013-01-01 407500 2014-01-01 381925 2015-01-01 361175 2016-01-01 314100 2017-01-01 284675