user: Question: What was the attendance when essendon played as the home 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: ['Melbourne', '11.24 (90)', 'Richmond', '23.15 (153)', 'MCG', 21146.0, '6 July 1974']
SQL:

assistant: SELECT "Crowd" FROM "Table" WHERE "Home team" = 'essendon';