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_1942366_9 (category VARCHAR, low VARCHAR)
  ### Question:
  In how many different categories is the value of C_{low} 35.5?
  ### Answer:
  SELECT COUNT(category) FROM table_1942366_9 WHERE STRUCT(low) = "35.5"