What is the total number of overall figures when duke was the college and the round was higher than 7?
CREATE TABLE table_name_99 (
    overall INTEGER,
    college VARCHAR,
    round VARCHAR
)
SELECT SUM(overall) FROM table_name_99 WHERE college = "duke" AND round > 7
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 is the total number of overall figures when duke was the college and the round was higher than 7? ### Input: CREATE TABLE table_name_99 (
    overall INTEGER,
    college VARCHAR,
    round VARCHAR
) ### Response: SELECT SUM(overall) FROM table_name_99 WHERE college = "duke" AND round > 7