Year	Square Kilometers
1961	1219090
1962	1219090
1963	1219090
1964	1219090
1965	1219090
1966	1219090
1967	1219090
1968	1219090
1969	1219090
1970	1219090
1971	1219090
1972	1219090
1973	1219090
1974	1219090
1975	1219090
1976	1219090
1977	1219090
1978	1219090
1979	1219090
1980	1219090
1981	1219090
1982	1219090
1983	1219090
1984	1219090
1985	1219090
1986	1219090
1987	1219090
1988	1219090
1989	1219090
1990	1219090
1991	1219090
1992	1219090
1993	1219090
1994	1219090
1995	1219090
1996	1219090
1997	1219090
1998	1219090
1999	1219090
2000	1219090
2001	1219090
2002	1219090
2003	1219090
2004	1219090
2005	1219090
2006	1219090
2007	1219090
2008	1219090
2009	1219090
2010	1219090
2011	1219090
2012	1219090
2013	1219090
2014	1219090
2015	1219090
2016	1219090
2017	1219090