What was the amount of the 1st prize when paul azinger (9) was the winner?
CREATE TABLE "tournament_results" (
  "date" text,
  "tournament" text,
  "location" text,
  "winner" text,
  "score" text,
  "1st_prize" real
);
SELECT AVG("1st_prize") FROM "tournament_results" WHERE "winner"='paul azinger (9)';