What is the number of the episode titled 'Sugar Daddy'?
CREATE TABLE "uk_ratings" (
  "episode_number" real,
  "title" text,
  "original_airing_on_channel_4" text,
  "time_of_airing_on_channel_4" text,
  "total_viewers_and_rank_on_c4" text,
  "total_viewers" text
);
SELECT AVG("episode_number") FROM "uk_ratings" WHERE "title"='sugar daddy';