Year Persons 2003-01-01 50725 2004-01-01 49875 2005-01-01 49850 2006-01-01 51125 2007-01-01 52150 2008-01-01 52725 2009-01-01 53575 2010-01-01 53900 2011-01-01 53725 2012-01-01 53375 2013-01-01 53950 2014-01-01 54725 2015-01-01 55600 2016-01-01 56800 2017-01-01 57475