How many have the name, "The Fire Engine"?
CREATE TABLE "table1_21344397_5" (
  "episode_number" real,
  "total_episodes" real,
  "title" text,
  "original_uk_broadcast_by" text,
  "original_uk_airdate" text,
  "dvd_reference" text
);
SELECT COUNT("total_episodes") FROM "table1_21344397_5" WHERE "title"='\"The Fire Engine\"';