user: Question: what is the lowest crowd at Kardinia Park
Columns: ['Home team', 'Home team score', 'Away team', 'Away team score', 'Venue', 'Crowd', 'Date']
Types: ['text', 'text', 'text', 'text', 'text', 'real', 'text']
Sample row: ['Footscray', '16.15 (111)', 'St Kilda', '7.6 (48)', 'Western Oval', 9000.0, '23 June 1945']
SQL:

assistant: SELECT MIN("Crowd") FROM "Table" WHERE "Venue" = 'Kardinia Park';