user: ### NOW ANSWER:
Question: What year did Cooper Car Company enter?
Columns: ['Year', 'Entrant', 'Chassis', 'Engine', 'Points']
Types: ['real', 'text', 'text', 'text', 'real']
Sample row: [1962.0, 'John Love', 'Cooper T55', 'Climax Straight-4', 0.0]
SQL:

assistant: SELECT AVG("Year") FROM "Table" WHERE "Entrant" = 'Cooper Car Company';