Which Wins have a Team of winnipeg blue bombers, and a Season larger than 1964?
CREATE TABLE "cfl_teams_with_one_or_no_wins_in_a_seaso" (
  "season" real,
  "team" text,
  "games" real,
  "wins" real,
  "losses" real,
  "ties" real
);
SELECT AVG("wins") FROM "cfl_teams_with_one_or_no_wins_in_a_seaso" WHERE "team"='winnipeg blue bombers' AND "season">1964;