Can you tell me the Margin of victory that has the Winning score of 67-69-67-69=272?
CREATE TABLE "winners" (
  "year" real,
  "dates" text,
  "champion" text,
  "country" text,
  "winning_score" text,
  "to_par" text,
  "margin_of_victory" text,
  "runner_s_up" text,
  "purse" real,
  "winner_s_share" real
);
SELECT "margin_of_victory" FROM "winners" WHERE "winning_score"='67-69-67-69=272';