user: Question: What is the highest value for SF round for the country of England?
Columns: ['SF Round', 'Country', 'Location', 'Date', 'Driver', 'Race 1(pts)', 'Race 2(pts)', 'Race Total(pts)']
Types: ['real', 'text', 'text', 'text', 'text', 'real', 'real', 'real']
Sample row: [1.0, 'England', 'Donington Park', '30–31 August 2008', 'Alessandro Pier Guidi', 12.0, 12.0, 24.0]
SQL:

assistant: SELECT MAX("SF Round") FROM "Table" WHERE "Country" = 'England';