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_99 (year INTEGER, detroit__dtw_ VARCHAR)
  ### Question:
  For how many years did Detroit have a passenger fare of $307.29?
  ### Answer:
  SELECT SUM(year) FROM table_name_99 WHERE detroit__dtw_ = "$307.29"