Year Persons 2003-01-01 250 2004-01-01 750 2005-01-01 500 2006-01-01 500 2007-01-01 0 2008-01-01 250 2009-01-01 1025 2010-01-01 1225 2011-01-01 1575 2012-01-01 1250 2013-01-01 975 2014-01-01 975 2015-01-01 1075 2016-01-01 725 2017-01-01 550