Year Persons 2000-01-01 38675 2001-01-01 40750 2002-01-01 44600 2003-01-01 43900 2004-01-01 46975 2005-01-01 49525 2006-01-01 52050 2007-01-01 52200 2008-01-01 53925 2009-01-01 58550 2010-01-01 58750 2011-01-01 59825 2012-01-01 61725 2013-01-01 63325 2014-01-01 63250 2015-01-01 65725 2016-01-01 67625 2017-01-01 68500