user: Question: How many rewards are there for air date October 6, 2005?
Columns: ['Episode title', 'Air date', 'Reward', 'Immunity', 'Eliminated', 'Vote', 'Finish']
Types: ['text', 'text', 'text', 'text', 'text', 'text', 'text']
Sample row: ['" Big Trek, Big Trouble, Big Surprise "', 'September 15, 2005', 'Nakúm', 'Yaxhá', 'Jim', '8–1', '1st Voted Out Day 3']
SQL:

assistant: SELECT COUNT("Reward") FROM "Table" WHERE "Air date" = 'October 6, 2005';