Romansh language 2000, and 77.4% declaring it as a habitually spoken language. Outside of the traditional Romansh language area, Romansh is spoken by the so-called "Romansh diaspora", meaning people who have moved out of the Romansh-speaking valleys. A significant number are found in the capital of Grisons, Chur, as well as in Swiss cities outside of Grisons. The current situation of Romansh is quite well researched. The number of speakers is known through the Swiss censuses, with the most recent having taken place in 2000, in addition to surveys by the Radio e Televisiun Rumantscha. The quantitative data from these surveys was
Romansh language around them remained Romansh-speaking longer. The shift to German was caused in particular by the influence of the local German-speaking élites and by German-speaking immigrants from the north, with the lower and rural classes retaining Romansh longer. In addition, beginning around 1270, the German-speaking Walser began settling in sparsely populated or uninhabited areas within the Romansh-speaking heartland. The Walser sometimes expanded into Romansh-speaking areas from their original settlements, which then often became German-speaking, such as Davos, Schanfigg, the Prättigau, Schams, and Valendas, which became German-speaking by the 14th century. In rare cases, these Walser settlements were eventually assimilated by their