| Pop | Languages | % Correct |
|---|---|---|
| 150 m | Russian | 100%
|
| 11 m | Czech | 99%
|
| 45 m | Polish | 99%
|
| 21 m | Serbo-Croatian | 99%
|
| 5.2 m | Slovak | 99%
|
| 37 m | Ukrainian | 99%
|
| 9.0 m | Bulgarian | 98%
|
| 5.1 m | Belarusian | 97%
|
| 2.5 m | Macedonian | 97%
|
| 2.5 m | Slovene | 92%
|