 No questions regarding the knowledge and/or use of languages were asked in the 2012 and 2017 censuses, and no question relative to languages will be asked in the future censuses of Mayotte, leaving the now quite outdated census data from 2007 as the last official data on the topic of languages.Improvement in schooling has markedly increased French literacy and knowledge since 2007.At the 2007 census, 63.2% of people 14 years and older reported that they could speak French, with large differences with age.