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 table_19001916_2 (country VARCHAR, supply_point VARCHAR)
### Question:
In how many countries is Itaipu a supply point for electricity?
### Answer:
SELECT COUNT(country) FROM table_19001916_2 WHERE supply_point = "Itaipu"