Year	Square Kilometers
1961	1964380
1962	1964380
1963	1964380
1964	1964380
1965	1964380
1966	1964380
1967	1964380
1968	1964380
1969	1964380
1970	1964380
1971	1964380
1972	1964380
1973	1964380
1974	1964380
1975	1964380
1976	1964380
1977	1964380
1978	1964380
1979	1964380
1980	1964380
1981	1964380
1982	1964380
1983	1964380
1984	1964380
1985	1964380
1986	1964380
1987	1964380
1988	1964380
1989	1964380
1990	1964380
1991	1964380
1992	1964380
1993	1964380
1994	1964380
1995	1964380
1996	1964380
1997	1964380
1998	1964380
1999	1964380
2000	1964380
2001	1964380
2002	1964380
2003	1964380
2004	1964380
2005	1964380
2006	1964380
2007	1964380
2008	1964380
2009	1964380
2010	1964380
2011	1964380
2012	1964380
2013	1964380
2014	1964380
2015	1964380
2016	1964380
2017	1964380