Costa Rican Sign Language
[csr] 5 (Developing). Recognized language (2012, Ley 9049, Official Recognition of Costa Rican Sign Language). Recognized language (2020, Law 9822 Recognition and promotion of Lenguaje de Señas Costarricense (LESCO)). 15,000 in Costa Rica (2021 DBS/DOOR/SIL). Estimated 10,000–20,000 deaf signers, assuming 0.2%–0.4% of the general population; 70,700 people with hearing loss (2011 census).