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 |
| --- | --- | --- | --- | --- | --- | --- |
| Hawthorn | 14.12 (96) | North Melbourne | 3.6 (24) | Glenferrie Oval | 4000.0 | 11 July 1931 |
| Fitzroy | 8.10 (58) | St Kilda | 12.18 (90) | Brunswick Street Oval | 11000.0 | 11 July 1931 |
| Richmond | 8.18 (66) | Melbourne | 7.11 (53) | Punt Road Oval | 11000.0 | 11 July 1931 |
| Geelong | 7.10 (52) | Footscray | 3.5 (23) | Corio Oval | 9000.0 | 11 July 1931 |
| Essendon | 12.9 (81) | Collingwood | 8.9 (57) | Windy Hill | 10000.0 | 11 July 1931 |
| South Melbourne | 10.12 (72) | Carlton | 11.11 (77) | Lake Oval | 16000.0 | 11 July 1931 |
Question:
What was the smallest crowd in games at the corio oval?
Answer:
9000.0