List of language skills
- Arabic 2
- Bulgarian 1
- Chinese 6
- Croatian 17
- Czech 140
- Dutch 33
- English 7 462
- Esperanto 1
- Estonian 1
- Finnish 2
- French 79
- German 1 520
- Greek 3
- Hebrew 1
- Hungarian 345
- Italian 80
- Japanese 1
- Macedonian 6
- Norwegian 4
- Polish 62
- Portuguese 2
- Romanian 5
- Russian 95
- Serbian 21
- Slovak 2 961
- Slovenian 8
- Spanish 34
- Swedish 1
- Turkish 5
- Ukrainian 70