How many laps were completed in grid 18?
CREATE TABLE table_name_20 (
    laps INTEGER,
    grid VARCHAR
)
SELECT SUM(laps) FROM table_name_20 WHERE grid = 18
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: How many laps were completed in grid 18? ### Input: CREATE TABLE table_name_20 (
    laps INTEGER,
    grid VARCHAR
) ### Response: SELECT SUM(laps) FROM table_name_20 WHERE grid = 18