| Rank | Roundness | Country | % Correct |
|---|---|---|---|
| 4 | 0.908 | Vatican City | 78%
|
| 15 | 0.886 | San Marino | 70%
|
| 18 | 0.879 | Andorra | 67%
|
| 17 | 0.880 | Monaco | 57%
|
| 2 | 0.923 | Nauru | 56%
|
| 5 | 0.903 | Poland | 56%
|
| 10 | 0.894 | Uruguay | 51%
|
| 21 | 0.866 | Macedonia | 48%
|
| 9 | 0.896 | Swaziland | 46%
|
| 19 | 0.876 | Belarus | 41%
|
| 16 | 0.881 | Kosovo | 38%
|
| 1 | 0.934 | Sierra Leone | 35%
|
| 3 | 0.915 | Zimbabwe | 30%
|
| 11 | 0.894 | Romania | 29%
|
| 14 | 0.886 | Botswana | 24%
|
| 13 | 0.888 | Ethiopia | 19%
|
| 8 | 0.897 | Suriname | 16%
|
| 23 | 0.862 | Nigeria | 14%
|
| 7 | 0.899 | Côte d’Ivoire | 11%
|
| 24 | 0.861 | Gabon | 11%
|
| 20 | 0.875 | Egypt | 10%
|
| 12 | 0.891 | Sudan | 8%
|
| 22 | 0.866 | Nicaragua | 6%
|