Year	Square Kilometers
1961	406750
1962	406750
1963	406750
1964	406750
1965	406750
1966	406750
1967	406750
1968	406750
1969	406750
1970	406750
1971	406750
1972	406750
1973	406750
1974	406750
1975	406750
1976	406750
1977	406750
1978	406750
1979	406750
1980	406750
1981	406750
1982	406750
1983	406750
1984	406750
1985	406750
1986	406750
1987	406750
1988	406750
1989	406750
1990	406750
1991	406750
1992	406750
1993	406750
1994	406750
1995	406750
1996	406750
1997	406750
1998	406750
1999	406750
2000	406750
2001	406750
2002	406750
2003	406750
2004	406750
2005	406750
2006	406750
2007	406750
2008	406750
2009	406750
2010	406752
2011	406752
2012	406752
2013	406752
2014	406752
2015	406752
2016	406752
2017	406752