List of language skills
- Arabic 3
- Bulgarian 3
- Chinese 2
- Croatian 7
- Czech 109
- Dutch 28
- English 6 726
- Esperanto 1
- Finnish 1
- French 72
- Georgian 1
- German 1 386
- Greek 1
- Hungarian 324
- Italian 81
- Korean 1
- Macedonian 1
- Mongolian language 1
- Norwegian 5
- Polish 55
- Portuguese 4
- Romanian 9
- Russian 72
- Serbian 15
- Slovak 2 869
- Slovenian 10
- Spanish 49
- Swedish 3
- Turkish 2
- Ukrainian 63