user: Question: How many people were in the crowd when the Home Team was Hawthorn?
Columns: ['Home team', 'Home team score', 'Away team', 'Away team score', 'Venue', 'Crowd', 'Date']
Types: ['text', 'text', 'text', 'text', 'text', 'real', 'text']
Sample row: ['Hawthorn', '16.20 (116)', 'South Melbourne', '11.13 (79)', 'Glenferrie Oval', 9842.0, '1 September 1973']
SQL:

assistant: SELECT SUM("Crowd") FROM "Table" WHERE "Home team" = 'Hawthorn';