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14 30 14 31 14 32 14 33 14 34 14 35 14 36 14 37 14 38 14 39 14 40 14 41 14 42 14 43 14 44 14 45 14 46 14 47 14 48 14 49 14 50 14 51 14 52 1981 1980 1979 1978 1977 1976 1975 1974 1973 1972 1971 1970 1969 1968 1967 1966 1965 1964 1963 1962 1961 1960

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