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 | 9.12 (66) | St Kilda | 14.14 (98) | MCG | 44737.0 | 7 April 1973 |
| Fitzroy | 20.17 (137) | Footscray | 12.15 (87) | Junction Oval | 14988.0 | 7 April 1973 |
| Essendon | 19.13 (127) | Richmond | 19.15 (129) | Windy Hill | 27959.0 | 7 April 1973 |
| Collingwood | 17.22 (124) | South Melbourne | 6.12 (48) | Victoria Park | 23412.0 | 7 April 1973 |
| North Melbourne | 14.14 (98) | Hawthorn | 9.16 (70) | Arden Street Oval | 15934.0 | 7 April 1973 |
| Geelong | 10.8 (68) | Carlton | 18.16 (124) | Kardinia Park | 26130.0 | 7 April 1973 |
Question:
What is the crowd size when the away team was South Melbourne?
Answer:
23412.0