Year Persons 1998-01-01 2273900 1999-01-01 2285425 2000-01-01 2276650 2001-01-01 2259000 2002-01-01 2249175 2003-01-01 2251600 2004-01-01 2248125 2005-01-01 2261675 2006-01-01 2266825 2007-01-01 2244100 2008-01-01 2240725 2009-01-01 2257100 2010-01-01 2249250 2011-01-01 2242400 2012-01-01 2266200 2013-01-01 2296650 2014-01-01 2291625 2015-01-01 2301200 2016-01-01 2320625 2017-01-01 2336050