Which Points is the average one that has Drawn of 3, and a Played smaller than 22?
CREATE TABLE "laf_s_campeonato_paulista" (
  "position" real,
  "team" text,
  "points" real,
  "played" real,
  "drawn" real,
  "lost" real,
  "against" real,
  "difference" text
);
SELECT AVG("points") FROM "laf_s_campeonato_paulista" WHERE "drawn"=3 AND "played"<22;