- Survey on Language Uses of the Population
- Detailed results
- Opinions regarding the use of Catalan, Aranese and other languages
- On whether the varieties spoken in the Balearic Islands, the Valencian Community, Andorra and Catalonia are all the same language
Population. On whether the varieties spoken in the Balearic Islands, the Valencian Community, Andorra and Catalonia are all the same language, and sex

Available tables [+]
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Basic results for Catalonia as a whole
- Language Uses of the Population. First language, language of identification and habitual language
- Language Uses of the Population. By areas of use
- Language Uses of the Population. Exclusive use of Catalan. By areas of use
- Language Uses of the Population. Knowledge of languages: Catalan, Spanish, English and French
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Detailed results
- First language, language of identification and habitual language
- Language uses with family members
- Language uses by domains of use
- Daily percentage of spoken use of Catalan
- Daily percentage of spoken use of Aranese
- Other most frequent languages usually spoken
- Linguistic attitude when starting a conversation and frequency of doing so in Catalan
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Opinions regarding the use of Catalan, Aranese and other languages
- On whether the varieties spoken in the Balearic Islands, the Valencian Community, Andorra and Catalonia are all the same language
- On preferred languages to be spoken in the future
- On interest in learning or improving Catalan
- On the official status of Aranese in Catalonia (up to 2018)
- On whether Catalan is used very much (quite a lot, not much, etc.) at present, five years ago or five years from now (up to 2018)
- Language knowledge
- Usos lingüístics en els mitjans de comunicació (fins al 2008)
- Coneixement i ús de l'aranès a Aran
- Dades enllaçades 2003-2008-2013
- 2003