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 mailshot_customers (outcome_code VARCHAR)
### Question:
Show the outcome code of mailshots along with the number of mailshots in each outcome code.
### Answer:
SELECT outcome_code, COUNT(*) FROM mailshot_customers GROUP BY outcome_code