user: Question: WHat is the highest difference?
Columns: ['Place', 'Nation', 'played', 'won', 'drawn', 'lost', 'for', 'against', 'difference', 'Table points']
Types: ['real', 'text', 'real', 'real', 'real', 'real', 'real', 'real', 'real', 'real']
Sample row: [1.0, '[[|]] (16)', 10.0, 8.0, 1.0, 1.0, 326.0, 132.0, 194.0, 27.0]
SQL:

assistant: SELECT MAX("difference") FROM "Table";