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:
| Home team | Home team score | Away team | Away team score | Venue | Crowd | Date |
| --- | --- | --- | --- | --- | --- | --- |
| Richmond | 10.13 (73) | South Melbourne | 11.12 (78) | Punt Road Oval | 21000.0 | 27 July 1957 |
| Hawthorn | 7.13 (55) | North Melbourne | 5.4 (34) | Glenferrie Oval | 10000.0 | 27 July 1957 |
| Essendon | 9.18 (72) | Melbourne | 11.7 (73) | Windy Hill | 22500.0 | 27 July 1957 |
| Collingwood | 13.14 (92) | Geelong | 6.8 (44) | Victoria Park | 21316.0 | 27 July 1957 |
| Carlton | 11.13 (79) | Footscray | 7.10 (52) | Princes Park | 31810.0 | 27 July 1957 |
| St Kilda | 15.18 (108) | Fitzroy | 8.8 (56) | Junction Oval | 14500.0 | 27 July 1957 |
Question:
What was the crowd when the VFL played Windy Hill?
Answer:
22500.0