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 races (driverId VARCHAR, raceId VARCHAR, YEAR VARCHAR); CREATE TABLE results (driverId VARCHAR, raceId VARCHAR, YEAR VARCHAR)
### Question:
How many drivers did not participate in the races held in 2009?
### Answer:
SELECT COUNT(DISTINCT driverId) FROM results WHERE NOT raceId IN (SELECT raceId FROM races WHERE YEAR <> 2009)