Year Persons 1998-01-01 1701800 1999-01-01 1712275 2000-01-01 1717525 2001-01-01 1716675 2002-01-01 1720000 2003-01-01 1722600 2004-01-01 1724750 2005-01-01 1728400 2006-01-01 1733950 2007-01-01 1739200 2008-01-01 1748325 2009-01-01 1753350 2010-01-01 1757500 2011-01-01 1748725 2012-01-01 1741200 2013-01-01 1732600 2014-01-01 1723125 2015-01-01 1715225 2016-01-01 1707250 2017-01-01 1699150