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_25220821_4 (mon_31_may VARCHAR, rank VARCHAR)
### Question:
How many times are listed for 31 May for the rider ranked 5?
### Answer:
SELECT COUNT(mon_31_may) FROM table_25220821_4 WHERE rank = 5