what is the number of the average of the drama titled  魚躍在花見
CREATE TABLE "highest_rating_serial_dramas_of_2011" (
  "rank" real,
  "english_title" text,
  "chinese_title" text,
  "average" real,
  "peak" real,
  "premiere" real,
  "finale" real,
  "hk_viewers" text
);
SELECT MAX("average") FROM "highest_rating_serial_dramas_of_2011" WHERE "chinese_title"='魚躍在花見';