user: Question: What is the average Percentage when there are more than 0 wins, Points Against is more than 481, Losses of 8, and a Points For larger than 826?
Columns: ['Club', 'Wins', 'Losses', 'Points For', 'Points Against', 'Percentage', 'Points']
Types: ['text', 'real', 'real', 'real', 'real', 'real', 'real']
Sample row: ['Toronto Eagles', 13.0, 0.0, 1232.0, 408.0, 301.96, 52.0]
SQL:

assistant: SELECT AVG("Percentage") FROM "Table" WHERE "Wins" > 0.0 AND "Points Against" > 481.0 AND "Losses" = 8.0 AND "Points For" > 826.0;