user: Question: What was the average attendance when the record was 58–49?
Columns: ['Date', 'Opponent', 'Score', 'Loss', 'Attendance', 'Record']
Types: ['text', 'text', 'text', 'text', 'real', 'text']
Sample row: ['July 1', '@ Cardinals', '7–4', 'Wellemeyer (7–3)', 42425.0, '41–42']
SQL:

assistant: SELECT AVG("Attendance") FROM "Table" WHERE "Record" = '58–49';