text: Below is an context that describes a sql query, paired with an question that provides further information. Write an answer that appropriately completes the request.  # noqa: E501
  ### Context:
  CREATE TABLE table_name_18 (year INTEGER, competition VARCHAR, notes VARCHAR)
  ### Question:
  WHAT YEAR WAS THE WORLD CHAMPIONSHIPS IN WITH NOTES OF 39.01?
  ### Answer:
  SELECT SUM(year) FROM table_name_18 WHERE competition = "world championships" AND notes = 39.01