Year Persons 2003-01-01 9425 2004-01-01 10475 2005-01-01 10025 2006-01-01 9375 2007-01-01 9175 2008-01-01 10275 2009-01-01 12800 2010-01-01 12775 2011-01-01 13075 2012-01-01 13225 2013-01-01 12150 2014-01-01 10200 2015-01-01 9475 2016-01-01 8150 2017-01-01 9500