Year Persons 1998-01-01 3596300 1999-01-01 3476025 2000-01-01 3351975 2001-01-01 3241175 2002-01-01 3181575 2003-01-01 3181825 2004-01-01 2972275 2005-01-01 2937700 2006-01-01 2914050 2007-01-01 2901650 2008-01-01 2913375 2009-01-01 2922000 2010-01-01 2920475 2011-01-01 2917650 2012-01-01 2919025 2013-01-01 2918900 2014-01-01 2908025 2015-01-01 2885025 2016-01-01 2860950 2017-01-01 2840150