What is the total number of wins for the entry that has fewer than 49 goals against, 39 goals for, 9 draws, and fewer than 31 points?
CREATE TABLE "group_i" (
  "position" real,
  "club" text,
  "played" real,
  "points" real,
  "wins" real,
  "draws" real,
  "losses" real,
  "goals_for" real,
  "goals_against" real,
  "goal_difference" real
);
SELECT COUNT("wins") FROM "group_i" WHERE "goals_against"<49 AND "draws"=9 AND "goals_for"=39 AND "points"<31;