List of language skills
- Arabic 2
- Bulgarian 1
- Chinese 6
- Croatian 19
- Czech 140
- Dutch 35
- English 7 492
- Esperanto 1
- Estonian 1
- Finnish 2
- French 77
- German 1 531
- Greek 3
- Hebrew 1
- Hungarian 352
- Italian 84
- Japanese 1
- Macedonian 6
- Norwegian 4
- Polish 64
- Portuguese 2
- Romanian 6
- Russian 100
- Serbian 23
- Slovak 3 004
- Slovenian 7
- Spanish 37
- Swedish 1
- Turkish 5
- Ukrainian 71