Table:
text: 1978 Philadelphia Eagles season
Schedule
Schedule
Week Date_ Opponent Result_ Attendance
11 November 12, 1978 New York Jets W 17–9 60249
12 November 19, 1978 at New York Giants W 19–17 70318
13 November 26, 1978 at St. Louis Cardinals W 14–10 39693
14 December 3, 1978 at Minnesota Vikings L 28–27 38722
15 December 10, 1978 Dallas Cowboys L 31–13 64667
16 December 17, 1978 New York Giants W 20–3 56396

Question: What was the total attendance after week 13 of the 1978 Philadelphia Eagles games against the New York Giants?