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 |
| --- | --- | --- | --- | --- | --- | --- |
| Fitzroy | 16.9 (105) | Geelong | 12.9 (81) | Brunswick Street Oval | 9000.0 | 18 August 1928 |
| Carlton | 9.20 (74) | South Melbourne | 8.8 (56) | Princes Park | 18500.0 | 18 August 1928 |
| St Kilda | 12.10 (82) | Melbourne | 11.15 (81) | Junction Oval | 17000.0 | 18 August 1928 |
| Hawthorn | 8.8 (56) | Footscray | 19.9 (123) | Glenferrie Oval | 8500.0 | 18 August 1928 |
| Richmond | 22.14 (146) | Essendon | 11.11 (77) | Punt Road Oval | 30000.0 | 18 August 1928 |
| North Melbourne | 8.9 (57) | Collingwood | 8.17 (65) | Arden Street Oval | 11000.0 | 18 August 1928 |
Question:
What is the average crowd size when the home side scores 8.9 (57)?
Answer:
11000.0