How many of Ernest Boiceau's countrymen spoke the same language as him in 2015?
Swiss French Swiss French (French: "français de Suisse" ) is the variety of French spoken in the French-speaking area of Switzerland known as Romandy. French is one of the four official languages of Switzerland, the others being German, Italian, and Romansch. As of 2015, around 2 million people in the country (24.4% of the population) spoke French as their primary language and around 29.1% of the population has working knowledge of French.
Lu people The Tai Lü people ( "Dǎi lè", Lao: ລື້ "Lư̄", Thai: ไทลื้อ rtgs: "Thai Lue" , Vietnamese: "Người Lự" ) are an ethnic group of China, Laos, Thailand, Burma, and Vietnam. They speak a Southwestern Tai language.