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:
| Date | Round | Opponent | Venue | Result | Attendance |
| --- | --- | --- | --- | --- | --- |
| 23 January 1999 | R3 | Stenhousemuir | H | 2–0 | 37759.0 |
| 14 February 1999 | R4 | Hamilton Academical | A | 6–0 | 7339.0 |
| 6 March 1999 | QF | Falkirk | H | 2–1 | 39250.0 |
| 11 April 1999 | SF | St. Johnstone | N | 4–0 | 20664.0 |
| 29 May 1999 | F | Celtic | N | 1–0 | 52670.0 |
Question:
I want to know the average attendance for n venue and f round
Answer:
52670.0