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_161591_2 (profit_before_taxation__s VARCHAR, operating_profit__s$m_ VARCHAR)
  ### Question:
  How many years was the operating profit (s$m) 717.1?
  ### Answer:
  SELECT COUNT(profit_before_taxation__s) AS $m_ FROM table_161591_2 WHERE operating_profit__s$m_ = "717.1"