What is the lowest minutes a goalkeeper with 13 games played has?
CREATE TABLE "goalkeeping_leaders" (
  "player" text,
  "club" text,
  "games_played" real,
  "minutes" real,
  "goals_against" real,
  "ga_average" real,
  "wins" real,
  "loses" real
);
SELECT MIN("minutes") FROM "goalkeeping_leaders" WHERE "games_played"=13;