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 |
| --- | --- | --- | --- | --- | --- | --- |
| Melbourne | 17.18 (120) | Richmond | 7.12 (54) | MCG | 38000.0 | 1 July 1961 |
| Fitzroy | 9.9 (63) | St Kilda | 9.8 (62) | Brunswick Street Oval | 19291.0 | 1 July 1961 |
| Essendon | 12.11 (83) | Footscray | 13.14 (92) | Windy Hill | 22440.0 | 1 July 1961 |
| Carlton | 10.18 (78) | Geelong | 17.16 (118) | Princes Park | 17936.0 | 1 July 1961 |
| South Melbourne | 9.14 (68) | North Melbourne | 7.8 (50) | Lake Oval | 8750.0 | 1 July 1961 |
| Hawthorn | 13.12 (90) | Collingwood | 4.12 (36) | Glenferrie Oval | 31500.0 | 1 July 1961 |
Question:
What was the largest crowd at a game where Collingwood was the away team?
Answer:
31500.0