Year Persons 1999-01-01 170900 2000-01-01 159450 2001-01-01 143250 2002-01-01 138575 2003-01-01 138500 2004-01-01 136750 2005-01-01 158925 2006-01-01 164475 2007-01-01 163500 2008-01-01 173675 2009-01-01 231900 2010-01-01 261750 2011-01-01 251550 2012-01-01 262075 2013-01-01 239250 2014-01-01 181750 2015-01-01 161925 2016-01-01 127475 2017-01-01 95725