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_22 (frequency_mhz VARCHAR, erp_w VARCHAR, call_sign VARCHAR)
  ### Question:
  Name the total number of frequency Mhz for when it has ERP W of 1 and call sign of w215bj
  ### Answer:
  SELECT COUNT(frequency_mhz) FROM table_name_22 WHERE erp_w = 1 AND call_sign = "w215bj"