Year Persons 1998-01-01 283800 1999-01-01 261200 2000-01-01 253775 2001-01-01 237650 2002-01-01 237100 2003-01-01 234675 2004-01-01 228775 2005-01-01 219600 2006-01-01 204275 2007-01-01 183275 2008-01-01 171800 2009-01-01 220800 2010-01-01 224050 2011-01-01 208400 2012-01-01 206200 2013-01-01 218600 2014-01-01 231175 2015-01-01 251425 2016-01-01 235550 2017-01-01 232800