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_19716903_1 (isolation VARCHAR, mountain_peak VARCHAR)
  ### Question:
  How many different isolation numbers does the Jack Mountain peak have?
  ### Answer:
  SELECT COUNT(isolation) FROM table_19716903_1 WHERE mountain_peak = "Jack Mountain"