Sprachenzählung; Demography (linguistics) ; Language census ; Name, binational; Binational name ; Dialektgrenze; Dialect boundary; Linguistic frontier ; Switzerland (German language in) ; Schweiz (dt. Sprache in der) ; Deutsch in der Schweiz; German in Switzerland; Swiss German ; Schweiz (fr. Sprache in der) ; Switzerland (French language in) ; French in Switzerland