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_17384764_1 (designation VARCHAR, experience VARCHAR)
  ### Question:
  How many faculty members have 20 years of experience? 
  ### Answer:
  SELECT COUNT(designation) FROM table_17384764_1 WHERE experience = "20 years"