Please read the following table in Markdown format and then answer the question according to the table. Table cells in one row are seperated by '|', and different rows are seperated by '
'.

Table:
| Week | Date | Opponent | Result | Game site | Record | Attendance |
| --- | --- | --- | --- | --- | --- | --- |
| 1.0 | September 20 | at Buffalo Bills | W 25–10 | War Memorial Stadium | 1–0 | 34882.0 |
| 2.0 | September 27 | Pittsburgh Steelers | W 16–13 | Mile High Stadium | 2–0 | 50705.0 |
| 3.0 | October 4 | Kansas City Chiefs | W 26–13 | Mile High Stadium | 3–0 | 50705.0 |
| 4.0 | October 11 | at Oakland Raiders | L 23–35 | Oakland-Alameda County Coliseum | 3–1 | 54436.0 |
| 5.0 | October 18 | Atlanta Falcons | W 24–10 | Mile High Stadium | 4–1 | 50705.0 |
| 6.0 | October 25 | at San Francisco 49ers | L 14–19 | Kezar Stadium | 4–2 | 39515.0 |
| 7.0 | November 1 | Washington Redskins | L 3–19 | Mile High Stadium | 4–3 | 50705.0 |
| 8.0 | November 8 | at San Diego Chargers | L 21–24 | San Diego Stadium | 4–4 | 48327.0 |
| 9.0 | November 15 | Oakland Raiders | L 19–24 | Mile High Stadium | 4–5 | 50959.0 |
| 10.0 | November 22 | at New Orleans Saints | W 31–6 | Tulane Stadium | 5–5 | 66837.0 |
| 11.0 | November 29 | Houston Oilers | L 21–31 | Astrodome | 5–6 | 35733.0 |
| 12.0 | December 6 | at Kansas City Chiefs | L 0–16 | Municipal Stadium | 5–7 | 50454.0 |
| 13.0 | December 13 | San Diego Chargers | T 17–17 | Mile High Stadium | 5–7–1 | 50959.0 |
| 14.0 | December 20 | Cleveland Browns | L 13–27 | Mile High Stadium | 5–8–1 | 51001.0 |
Question:
What was the highest attendance at a game that was played in tulane stadium?
Answer:
66837.0