What is th average dras when wins are less than 12 and the against is 989?
CREATE TABLE "2011_ladder" (
  "golden_rivers" text,
  "wins" real,
  "byes" real,
  "losses" real,
  "draws" real,
  "against" real
);
SELECT AVG("draws") FROM "2011_ladder" WHERE "against"=989 AND "wins"<12;