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39 3 39 4 39 5 39 6 39 7 39 8 39 9 40 0 40 1 40 2 40 3 2005 2004 2003 2002 2001 2000 1999 1998 1997 1996

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