Year Persons 1998-01-01 1671625 1999-01-01 1644200 2000-01-01 1650800 2001-01-01 1665475 2002-01-01 1673425 2003-01-01 1647850 2004-01-01 1649600 2005-01-01 1664625 2006-01-01 1674550 2007-01-01 1684000 2008-01-01 1697800 2009-01-01 1671100 2010-01-01 1652525 2011-01-01 1656775 2012-01-01 1658125 2013-01-01 1675800 2014-01-01 1682200 2015-01-01 1709225 2016-01-01 1750675 2017-01-01 1773175