What was the highest average when Fuml was 0?
CREATE TABLE table_name_57 (avg INTEGER, fuml INTEGER)
SELECT MAX(avg) FROM table_name_57 WHERE fuml < 0
### Context: CREATE TABLE table_name_57 (avg INTEGER, fuml INTEGER) ### Question: What was the highest average when Fuml was 0? ### Answer: SELECT MAX(avg) FROM table_name_57 WHERE fuml < 0