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 | Attendance |
| --- | --- | --- | --- | --- |
| 1.0 | September 15, 1963 | Washington Redskins | W 37–14 | 57618.0 |
| 2.0 | September 22, 1963 | at Dallas Cowboys | W 41–24 | 28710.0 |
| 3.0 | September 29, 1963 | Los Angeles Rams | W 20–6 | 54713.0 |
| 4.0 | October 5, 1963 | Pittsburgh Steelers | W 35–23 | 84684.0 |
| 5.0 | October 13, 1963 | at New York Giants | W 35–24 | 62956.0 |
| 6.0 | October 20, 1963 | Philadelphia Eagles | W 37–7 | 75174.0 |
| 7.0 | October 27, 1963 | New York Giants | L 33–6 | 84213.0 |
| 8.0 | November 3, 1963 | at Philadelphia Eagles | W 23–17 | 60671.0 |
| 9.0 | November 10, 1963 | at Pittsburgh Steelers | L 9–7 | 54497.0 |
| 10.0 | November 17, 1963 | St. Louis Cardinals | L 20–14 | 75932.0 |
| 11.0 | November 24, 1963 | Dallas Cowboys | W 27–17 | 55096.0 |
| 12.0 | December 1, 1963 | at St. Louis Cardinals | W 24–10 | 32531.0 |
| 13.0 | December 8, 1963 | at Detroit Lions | L 38–10 | 51382.0 |
| 14.0 | December 15, 1963 | at Washington Redskins | W 27–20 | 40865.0 |
Question:
What was the attendance during the week 1 match?
Answer:
57618.0