Year Persons 1989-01-01 4700 1990-01-01 5400 1991-01-01 12100 1992-01-01 29200 1993-01-01 49100 1994-01-01 55500 1995-01-01 68100 1996-01-01 68400 1997-01-01 65800 1998-01-01 66100 1999-01-01 80500 2000-01-01 100250 2001-01-01 88175 2002-01-01 74600 2003-01-01 69550 2004-01-01 67925 2005-01-01 53750 2006-01-01 40950 2007-01-01 31650 2008-01-01 37850 2009-01-01 93075 2010-01-01 113925 2011-01-01 84800 2012-01-01 68500 2013-01-01 58675 2014-01-01 49575 2015-01-01 42250 2016-01-01 46725 2017-01-01 40275