Year Persons 1998-01-01 71850 1999-01-01 71950 2000-01-01 66300 2001-01-01 62825 2002-01-01 55225 2003-01-01 50025 2004-01-01 52375 2005-01-01 47275 2006-01-01 41525 2007-01-01 34325 2008-01-01 35725 2009-01-01 39875 2010-01-01 51975 2011-01-01 70275 2012-01-01 84850 2013-01-01 93475 2014-01-01 77025 2015-01-01 66850 2016-01-01 61850 2017-01-01 53675