What are the years for the 250 model?
CREATE TABLE "models_except_north_america_and_japan" (
  "chassis_code" text,
  "years" text,
  "model" text,
  "engine" text,
  "power" text,
  "torque" text
);
SELECT "years" FROM "models_except_north_america_and_japan" WHERE "model"='250';