user: ### NOW ANSWER:
Question: What is the year that has a character named Wu Ji Wei (無極威)?
Columns: ['Year', 'Chinese Title', 'English', 'Role', 'Character']
Types: ['real', 'text', 'text', 'text', 'text']
Sample row: [2006.0, '屋頂上的綠寶石', 'Emerald on the Roof', 'Minor', 'Nie Kai (聶凱)']
SQL:

assistant: SELECT AVG("Year") FROM "Table" WHERE "Character" = 'Wu Ji Wei (無極威)';