Year Persons 2000-01-01 30596900 2001-01-01 30786700 2002-01-01 31040350 2003-01-01 30952275 2004-01-01 31122725 2005-01-01 31257750 2006-01-01 37446175 2007-01-01 37277325 2008-01-01 37158075 2009-01-01 37196000 2010-01-01 36585025 2011-01-01 36600075 2012-01-01 36609725 2013-01-01 36586375