What year was the average speed 145.24
CREATE TABLE table_1963459_2 (
    year INTEGER,
    average_speed__mph_ VARCHAR
)
SELECT MAX(year) FROM table_1963459_2 WHERE average_speed__mph_ = "145.24"
Below are sql tables schemas paired with instruction that describes a task. Using valid SQLite, write a response that appropriately completes the request for the provided tables. ### Instruction: What year was the average speed 145.24 ### Input: CREATE TABLE table_1963459_2 (
    year INTEGER,
    average_speed__mph_ VARCHAR
) ### Response: SELECT MAX(year) FROM table_1963459_2 WHERE average_speed__mph_ = "145.24"