Coordinate X: Y: Search

37 00 0 37 00 1 37 00 2 37 00 3 37 00 4 37 00 5 37 00 6 37 00 7 37 00 8 37 00 9 37 01 0 37 01 1 37 01 2 37 01 3 37 01 4 37 01 5 37 01 6 37 01 7 37 01 8 37 01 9 37 02 0 37 02 1 37 02 2 37 02 3 37 02 4 37 02 5 37 02 6 37 02 7 37 02 8 37 02 9 37 03 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