user: Question: What is the sum of the attendance during the game against the philadelphia eagles after week 9?
Columns: ['Week', 'Date', 'Opponent', 'Result', 'Attendance']
Types: ['real', 'text', 'text', 'text', 'real']
Sample row: [1.0, 'September 10, 1989', 'at Los Angeles Raiders', 'L 40–14', 40237.0]
SQL:

assistant: SELECT SUM("Attendance") FROM "Table" WHERE "Opponent" = 'philadelphia eagles' AND "Week" > 9.0;