Year Persons 2003-01-01 9100 2004-01-01 9000 2005-01-01 9400 2006-01-01 9300 2007-01-01 8650 2008-01-01 9900 2009-01-01 12500 2010-01-01 13200 2011-01-01 13525 2012-01-01 14025 2013-01-01 14875 2014-01-01 15825 2015-01-01 14825 2016-01-01 16600 2017-01-01 16550