Romansh language and above reporting Romansh as their main language was 36,622 in 2012. Spoken by around 0.9% of Switzerland's 7.7 million inhabitants, Romansh is Switzerland's least-used national language in terms of number of speakers and ranks eleventh in terms of most spoken languages in Switzerland overall. The language area and number of speakers of Romansh have been continually shrinking, though language use remains vigorous in certain areas. Romansh is divided into five different regional dialects (Sursilvan, Sutsilvan, Surmiran, Putèr, and Vallader), each with its own standardized written language. In addition, a pan-regional variety called Rumantsch Grischun was introduced in 1982, which
Official language to the government in their native languages. In countries that do not formally designate an official language, a "de facto" national language usually evolves. English is the most common official language, with recognized status in 51 countries. Arabic, French, and Spanish are also widely recognized. An official language that is also an indigenous language is called "endoglossic", one that is not indigenous is "exoglossic". An instance is Nigeria which has three endoglossic official languages. By this the country aims to protect the indigenous languages although at the same time recognising the English language as its lingua franca. Around 500 BC,