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 endowment (donator_name VARCHAR, amount INTEGER)
### Question:
List each donator name and the amount of endowment in descending order of the amount of endowment.
### Answer:
SELECT donator_name, SUM(amount) FROM endowment GROUP BY donator_name ORDER BY SUM(amount) DESC