Year Persons 2003-01-01 5275 2004-01-01 4700 2005-01-01 4150 2006-01-01 4775 2007-01-01 3925 2008-01-01 5275 2009-01-01 12800 2010-01-01 13300 2011-01-01 12275 2012-01-01 10475 2013-01-01 9625 2014-01-01 9000 2015-01-01 7550 2016-01-01 5800 2017-01-01 5450