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_68 (effic INTEGER, avg_g VARCHAR)
  ### Question:
  What is the highest effic with an avg/g of 91.9?
  ### Answer:
  SELECT MAX(effic) FROM table_name_68 WHERE avg_g = 91.9