user: Question: How many were in attendance against the oakland raiders after week 7?
Columns: ['Week', 'Date', 'Opponent', 'Result', 'Attendance']
Types: ['real', 'text', 'text', 'text', 'real']
Sample row: [1.0, 'September 14, 1969', 'Kansas City Chiefs', 'L 27–9', 47988.0]
SQL:

assistant: SELECT SUM("Attendance") FROM "Table" WHERE "Opponent" = 'oakland raiders' AND "Week" > 7.0;