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14 32 14 33 14 34 14 35 14 36 14 37 14 38 14 39 14 40 14 41 14 42 1997 1996 1995 1994 1993 1992 1991 1990 1989 1988

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