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 | 19.8 (122) | Richmond | 12.17 (89) | MCG | 28628.0 | 29 May 1926 |
| Essendon | 13.7 (85) | St Kilda | 5.8 (38) | Windy Hill | 20000.0 | 29 May 1926 |
| South Melbourne | 10.15 (75) | North Melbourne | 11.7 (73) | Lake Oval | 15000.0 | 29 May 1926 |
| Hawthorn | 9.13 (67) | Footscray | 14.16 (100) | Glenferrie Oval | 10000.0 | 29 May 1926 |
| Geelong | 9.14 (68) | Collingwood | 10.15 (75) | Corio Oval | 19500.0 | 29 May 1926 |
| Fitzroy | 7.16 (58) | Carlton | 7.6 (48) | Brunswick Street Oval | 25000.0 | 29 May 1926 |
Question:
What was the lowest crowd seen at a game that Richmond was the Away team in?
Answer:
28628.0