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_25983027_1 (rainfall_by_depth__mm_year_ VARCHAR, infiltration__km_3__year_ VARCHAR)
  ### Question:
  How many regions had rainfall infiltration (km 3/year) of 9.3?
  ### Answer:
  SELECT COUNT(rainfall_by_depth__mm_year_) FROM table_25983027_1 WHERE infiltration__km_3__year_ = "9.3"