CREATE TABLE "major_competition_record" (
  "year" real,
  "competition" text,
  "venue" text,
  "position" text,
  "event" text,
  "notes" real
);

Question: WHAT YEAR WAS THE WORLD CHAMPIONSHIPS IN WITH NOTES OF 39.01?
SQL: SELECT SUM("year") FROM "major_competition_record" WHERE "competition"='world championships' AND "notes"=39.01;