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 bank (state VARCHAR, no_of_customers INTEGER)
### Question:
Find the state which has the most number of customers.
### Answer:
SELECT state FROM bank GROUP BY state ORDER BY SUM(no_of_customers) DESC LIMIT 1