What is the highest extra total before 2003 at the Meeting of all africa games?
CREATE TABLE table_name_51 (
    extra INTEGER,
    meeting VARCHAR,
    year VARCHAR
)
SELECT MAX(extra) FROM table_name_51 WHERE meeting = "all africa games" AND year < 2003
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 highest extra total before 2003 at the Meeting of all africa games? ### Input: CREATE TABLE table_name_51 (
    extra INTEGER,
    meeting VARCHAR,
    year VARCHAR
) ### Response: SELECT MAX(extra) FROM table_name_51 WHERE meeting = "all africa games" AND year < 2003