What are the average number of played with goals of less than 43, more than 9 draws, a higher position than 17 and 30-8 points?
CREATE TABLE "final_table" (
  "position" real,
  "club" text,
  "played" real,
  "points" text,
  "wins" real,
  "draws" real,
  "losses" real,
  "goals_for" real,
  "goals_against" real,
  "goal_difference" real
);
SELECT AVG("played") FROM "final_table" WHERE "goals_for"<43 AND "draws">9 AND "position">17 AND "points"='30-8';