Year Persons 2000-01-01 18575 2001-01-01 16375 2002-01-01 12225 2003-01-01 15925 2004-01-01 17625 2005-01-01 10825 2006-01-01 8575 2007-01-01 7475 2008-01-01 9375 2009-01-01 19750 2010-01-01 22100 2011-01-01 15275 2012-01-01 13725 2013-01-01 11400 2014-01-01 8400 2015-01-01 7400 2016-01-01 7625 2017-01-01 7100