GridCtry.dbf: The relationship between grid cells andcountries Fields: - Grid Grid code number - Cover-Id Cover ID Number "0": All covered by sea "1": Entirely contained in one country "2": Shared by two countries "3": Shared by three countries "4": Shared by four countries "10": Shared by one country and ocean "20": Shared by two countries and ocean "30": Shared by three countries and ocean "40": Shared by four countries and ocean - UNCode2 United Nations standard ISO country codes - Country Country/region name - Rate-in-Country (%) Percentage of the area of a country contained in each grid cell - Rate-in-Grid (%) Percentage of the area of the grid cell occupied by country or the ocean Number of Records 25,540 Number of Cells: 12,200 Total Number of Countries: 217 Definition of Grid Code Number Grid Code Number = (j*1000) + i j: row number starting at 1 for 90°S to 89°S latitude, to 180 for 89°N to 90°N latitude i: column number starting at 1 for 180°W to 179°W longitude, to 360 for 179°E to 180°E longitude The latitude and longitude of the centre of the grid cell is given by latitude = (j-91) + 0.5 longitude = (i-181) + 0.5