List of language skills
- Arabic 3
- Bulgarian 3
- Chinese 2
- Croatian 6
- Czech 103
- Dutch 28
- English 6 473
- Esperanto 1
- Finnish 1
- French 66
- Georgian 1
- German 1 331
- Greek 1
- Hungarian 304
- Italian 77
- Korean 1
- Macedonian 1
- Mongolian language 1
- Norwegian 5
- Polish 51
- Portuguese 3
- Romanian 9
- Russian 67
- Serbian 13
- Slovak 2 769
- Slovenian 10
- Spanish 45
- Swedish 3
- Turkish 2
- Ukrainian 59