What is the average day in December with a Record of 16-3-4 and a Game smaller than 23?
CREATE TABLE "schedule_and_results" (
  "game" real,
  "december" real,
  "opponent" text,
  "score" text,
  "record" text
);
SELECT AVG("december") FROM "schedule_and_results" WHERE "record"='16-3-4' AND "game"<23;