Year Persons 1999-01-01 11100 2000-01-01 9150 2001-01-01 9300 2002-01-01 9025 2003-01-01 9050 2004-01-01 8875 2005-01-01 8900 2006-01-01 7125 2007-01-01 6000 2008-01-01 6400 2009-01-01 8150 2010-01-01 8650 2011-01-01 7775 2012-01-01 9225 2013-01-01 8550 2014-01-01 7650 2015-01-01 7100 2016-01-01 5850 2017-01-01 4425