Coordinate X: Y: Search

18 57 0 18 57 1 18 57 2 18 57 3 18 57 4 18 57 5 18 57 6 18 57 7 18 57 8 18 57 9 18 58 0 18 58 1 18 58 2 18 58 3 18 58 4 18 58 5 18 58 6 18 58 7 18 58 8 18 58 9 18 59 0 18 59 1 18 59 2 18 59 3 18 59 4 18 59 5 18 59 6 18 59 7 18 59 8 18 59 9 18 60 0 1989 1988 1987 1986 1985 1984 1983 1982 1981 1980 1979 1978 1977 1976 1975 1974

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