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 | 8.13 (61) | North Melbourne | 20.17 (137) | MCG | 21268.0 | 20 May 1978 |
| Essendon | 11.10 (76) | Geelong | 7.18 (60) | Windy Hill | 21212.0 | 20 May 1978 |
| Carlton | 8.15 (63) | Fitzroy | 9.7 (61) | Princes Park | 21520.0 | 20 May 1978 |
| South Melbourne | 20.16 (136) | St Kilda | 4.13 (37) | Lake Oval | 21494.0 | 20 May 1978 |
| Footscray | 14.5 (89) | Collingwood | 14.9 (93) | Western Oval | 19096.0 | 20 May 1978 |
| Hawthorn | 14.15 (99) | Richmond | 9.16 (70) | VFL Park | 27224.0 | 20 May 1978 |
Question:
What was the highest crowd at the venue MCG?
Answer:
21268.0