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12 75 12 76 12 77 12 78 12 79 12 80 12 81 12 82 12 83 12 84 12 85 12 86 12 87 12 88 12 89 12 90 12 91 12 92 12 93 12 94 12 95 12 96 12 97 12 98 12 99 13 00 13 01 13 02 13 03 13 04 13 05 1938 1937 1936 1935 1934 1933 1932 1931 1930 1929 1928 1927 1926 1925 1924 1923 1922 1921 1920 1919 1918 1917 1916 1915 1914 1913 1912 1911 1910 1909

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