user: Question: What's the total attendance of games against the new york giants after week 13?
Columns: ['Week', 'Date', 'Opponent', 'Result', 'Attendance']
Types: ['real', 'text', 'text', 'text', 'real']
Sample row: [1.0, 'September 3, 1978', 'Los Angeles Rams', 'L 16–14', 64721.0]
SQL:

assistant: SELECT SUM("Attendance") FROM "Table" WHERE "Week" > 13.0 AND "Opponent" = 'new york giants';