user: Question: if the bbi is 4/39 what is the average
Columns: ['Player', 'County', 'Balls', 'Wickets', 'Average', 'Economy', 'BBI', '4wi', '5wi']
Types: ['text', 'text', 'real', 'real', 'text', 'text', 'text', 'real', 'real']
Sample row: ['Ken Shuttleworth Category:Articles with hCards', 'Lancashire', 553.0, 24.0, '11.04', '2.87', '4/3', 1.0, 0.0]
SQL:

assistant: SELECT "Average" FROM "Table" WHERE "BBI" = '4/39';