user: Question: What is the average year for Scatman winning?
Columns: ['Year', 'Winner', 'Jockey', 'Trainer', 'Owner', 'Time']
Types: ['real', 'text', 'text', 'text', 'text', 'text']
Sample row: [2013.0, 'Scatman', 'Shaun Bridgmohan', 'William I. Mott', 'JEOG Racing', '1:10.56']
SQL:

assistant: SELECT AVG("Year") FROM "Table" WHERE "Winner" = 'Scatman';