query: Is there a language other than Spanish spoken in Spain?
passage: Languages of Spain
In terms of the number of speakers and dominance, the most prominent of the languages of Spain is Spanish (Castilian), spoken by about 99% of Spaniards as a first or second language.[5] Catalan (or Valencian) is spoken by 19%, Galician by 5%, and Basque by 2% of the population.[6]
passage: Autonomous communities of Spain
Article 3 of the constitution ends up declaring that the "richness of the distinct linguistic modalities of Spain represents a patrimony which will be the object of special respect and protection". Spanish remains the only official language of the state; other languages are only co-official with Spanish in the communities that have so regulated. In addition, knowledge of the Spanish language was declared a right and an obligation of all Spaniards.