What was the minimum attendance on December 7, 1969?
CREATE TABLE "game_by_game_results" (
  "week" real,
  "date" text,
  "opponent" text,
  "result" text,
  "stadium" text,
  "record" text,
  "attendance" real
);
SELECT MIN("attendance") FROM "game_by_game_results" WHERE "date"='December 7, 1969';