What is the average building year for Superb?
CREATE TABLE table_name_75 (built INTEGER, name VARCHAR)
SELECT AVG(built) FROM table_name_75 WHERE name = "superb"
### Context: CREATE TABLE table_name_75 (built INTEGER, name VARCHAR) ### Question: What is the average building year for Superb? ### Answer: SELECT AVG(built) FROM table_name_75 WHERE name = "superb"