| Pays frontalier | % Correct |
|---|---|
| Chine | 99%
|
| Ukraine | 99%
|
| Mongolie | 97%
|
| Bielorussie | 96%
|
| Kazakhstan | 94%
|
| Estonie | 92%
|
| Finlande | 91%
|
| Lettonie | 91%
|
| Géorgie | 89%
|
| Corée du Nord | 88%
|
| Lituanie | 87%
|
| Azerbaïdjan | 79%
|
| Pologne | 72%
|
| Norvège | 69%
|