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_43 (round INTEGER, circuit VARCHAR)
### Question:
What is the round for the Norisring circuit?
### Answer:
SELECT AVG(round) FROM table_name_43 WHERE circuit = "norisring"