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_name_64 (season INTEGER, venue VARCHAR, drivers VARCHAR)
### Question:
What is the average Season when the venue was circuit de nevers magny-cours, and Drivers was more than 30?
### Answer:
SELECT AVG(season) FROM table_name_64 WHERE venue = "circuit de nevers magny-cours" AND drivers > 30