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