user: Question: What was the top crowd when Collingwood played home?
Columns: ['Home team', 'Home team score', 'Away team', 'Away team score', 'Venue', 'Crowd', 'Date']
Types: ['text', 'text', 'text', 'text', 'text', 'real', 'text']
Sample row: ['Melbourne', '11.18 (84)', 'Richmond', '19.9 (123)', 'MCG', 32416.0, '22 July 1972']
SQL:

assistant: SELECT MAX("Crowd") FROM "Table" WHERE "Home team" = 'Collingwood';