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_24491017_1 (podiums VARCHAR, series VARCHAR)
### Question:
How many podiums when he was in the british f3 national class series?
### Answer:
SELECT COUNT(podiums) FROM table_24491017_1 WHERE series = "British F3 National Class"