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_24224647_2 (year_premiered VARCHAR, main_presenter VARCHAR)
  ### Question:
  How many years premiered have Sa Beining as main presenter?
  ### Answer:
  SELECT COUNT(year_premiered) FROM table_24224647_2 WHERE main_presenter = "Sa Beining"