Year Persons 2000-01-01 5230725 2001-01-01 5291375 2002-01-01 5486100 2003-01-01 5578025 2004-01-01 5586325 2005-01-01 5539575 2006-01-01 5654650 2007-01-01 5675375 2008-01-01 5548900 2009-01-01 5453625 2010-01-01 5376325 2011-01-01 5338800 2012-01-01 5307000 2013-01-01 5287075 2014-01-01 5235350 2015-01-01 5247925 2016-01-01 5163875 2017-01-01 5090050