Year Square Kilometers 1961 796100 1962 796100 1963 796100 1964 796100 1965 796100 1966 796100 1967 796100 1968 796100 1969 796100 1970 796100 1971 796100 1972 796100 1973 796100 1974 796100 1975 796100 1976 796100 1977 796100 1978 796100 1979 796100 1980 796100 1981 796100 1982 796100 1983 796100 1984 796100 1985 796100 1986 796100 1987 796100 1988 796100 1989 796100 1990 796100 1991 796100 1992 796100 1993 796100 1994 796100 1995 796100 1996 796100 1997 796100 1998 796100 1999 796100 2000 796100 2001 796100 2002 796100 2003 796100 2004 796100 2005 796100 2006 796100 2007 796100 2008 796100 2009 796100 2010 796100 2011 796100 2012 796100 2013 796100 2014 796100 2015 796100 2016 796100 2017 796100