Table:
0
A
B
C
D
E
1
Week
Date
Opponent
Result
Attendance
2
1
September 21, 1975
San Francisco 49ers
W 27–17
46,479
3
2
September 28, 1975
at Cleveland Browns
W 42–10
68,064
4
3
October 5, 1975
Chicago Bears
W 28–3
47,578
5
4
October 12, 1975
New York Jets
W 29–21
47,739
6
5
October 19, 1975
Detroit Lions
W 25–19
47,872
7
6
October 27, 1975
at Chicago Bears
W 13–9
51,259
8
7
November 2, 1975
at Green Bay Packers
W 28–17
57,267
9
8
November 9, 1975
Atlanta Falcons
W 38–0
43,751
10
9
November 16, 1975
at New Orleans Saints
W 20–7
52,765
11
10
November 23, 1975
San Diego Chargers
W 28–13
43,737
12
11
November 30, 1975
at Washington Redskins
L 30–31
54,498
13
12
December 7, 1975
Green Bay Packers
W 24–3
46,147
14
13
December 14, 1975
at Detroit Lions
L 10–17
73,130
15
14
December 20, 1975
at Buffalo Bills
W 35–13
54,993

Questions and formulas:
Question: What was the total attendance on December 14, 1975 after week 13?
Formula: SUM(FILTER(E1, (B1="december 14, 1975")*(A1>13)))
Formula2: SUM(FILTER(E2:E15, (B2:B15="december 14, 1975")*(A2:A15>13)))
Level: easy