What is the highest number of League Cup goals that were scored by Hartlepool?
CREATE TABLE "fourth_division" (
  "scorer" text,
  "club" text,
  "league_goals" text,
  "fa_cup_goals" real,
  "league_cup_goals" real,
  "total" real
);
SELECT MAX("league_cup_goals") FROM "fourth_division" WHERE "club"='hartlepool';