this sector. 14 people are employed in the secondary sector and there are 5 businesses in this sector. 24 people are employed in the tertiary sector, with 7 businesses in this sector. The historical population is given in the following table: Languages Most of the population () speaks Rhaeto-Romance (80.7%), with German being second most common (18.3%) and Italian being third ( 1.0%). The Romansh speaking population speaks the Jauer dialect. In 1880 about 69% of the population spoke Romansh as a first language. In 1910 it was 72%, in 1941 it was 75% and in 1970 it was 90%. In 1990 about 92% understood Romansh even if it wasn't their first language, and in 2000 it was also 92%. References External links Valchava official site Val Müstair Former municipalities of Graubünden