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13 35 2 13 35 3 13 35 4 13 35 5 13 35 6 13 35 7 13 35 8 13 35 9 13 36 0 13 36 1 13 36 2 13 36 3 13 36 4 13 36 5 13 36 6 13 36 7 1977 1976 1975 1974 1973 1972 1971 1970 1969 1968 1967 1966 1965 1964 1963

= Free Coordinate    = Occupied(Single Region)     = Occupied (Var Region)     = Center of the grid