user: Question: What was the attendance when Collingwood was the away team?
Columns: ['Home team', 'Home team score', 'Away team', 'Away team score', 'Venue', 'Crowd', 'Date']
Types: ['text', 'text', 'text', 'text', 'text', 'real', 'text']
Sample row: ['Geelong', '11.11 (77)', 'North Melbourne', '8.4 (52)', 'Corio Oval', 10000.0, '23 June 1928']
SQL:

assistant: SELECT "Crowd" FROM "Table" WHERE "Away team" = 'Collingwood';