How many times per year does a credit card customer complain about overlimit fees?
credit card customer refers to product = 'Credit card'; about overlimit fees refers to issue = 'Overlimit fee'
SELECT strftime('%Y', `Date received`), COUNT(`Date received`) FROM events WHERE product = 'Credit card' AND issue = 'Overlimit fee' GROUP BY strftime('%Y', `Date received`) HAVING COUNT(`Date received`)