Show all card type codes and the number of cards in each type.
CREATE TABLE Customers_cards (card_type_code VARCHAR)
SELECT card_type_code, COUNT(*) FROM Customers_cards GROUP BY card_type_code
### Context: CREATE TABLE Customers_cards (card_type_code VARCHAR) ### Question: Show all card type codes and the number of cards in each type. ### Answer: SELECT card_type_code, COUNT(*) FROM Customers_cards GROUP BY card_type_code