Year	Square Kilometers
1961	622980
1962	622980
1963	622980
1964	622980
1965	622980
1966	622980
1967	622980
1968	622980
1969	622980
1970	622980
1971	622980
1972	622980
1973	622980
1974	622980
1975	622980
1976	622980
1977	622980
1978	622980
1979	622980
1980	622980
1981	622980
1982	622980
1983	622980
1984	622980
1985	622980
1986	622980
1987	622980
1988	622980
1989	622980
1990	622980
1991	622980
1992	622980
1993	622980
1994	622980
1995	622980
1996	622980
1997	622980
1998	622980
1999	622980
2000	622980
2001	622980
2002	622980
2003	622980
2004	622980
2005	622980
2006	622980
2007	622980
2008	622980
2009	622980
2010	622980
2011	622980
2012	622980
2013	622980
2014	622980
2015	622980
2016	622980
2017	622980