user: Question: What is the average Goals For for a team that has more Wins than 8?
Columns: ['Team', 'Games Played', 'Wins', 'Losses', 'Ties', 'Goals For', 'Goals Against']
Types: ['text', 'real', 'real', 'real', 'real', 'real', 'real']
Sample row: ['Montreal Victorias', 8.0, 8.0, 0.0, 0.0, 53.0, 33.0]
SQL:

assistant: SELECT AVG("Goals For") FROM "Table" WHERE "Wins" > 8.0;