When was the Hopperstad Stavkyrkje built?
CREATE TABLE "churches_in_vik" (
  "parish_prestegjeld" text,
  "sub_parish_sokn" text,
  "church_name" text,
  "year_built" text,
  "location_of_the_church" text
);
SELECT "year_built" FROM "churches_in_vik" WHERE "church_name"='hopperstad stavkyrkje';