user: Question: what is the highest grid for New Zealand?
Columns: ['Team', 'Driver', 'Laps', 'Time', 'Grid']
Types: ['text', 'text', 'real', 'text', 'real']
Sample row: ['New Zealand', 'Jonny Reid', 38.0, "1:10'34.700", 7.0]
SQL:

assistant: SELECT MAX("Grid") FROM "Table" WHERE "Team" = 'New Zealand';