user: Question: What is the fewest number of wins in the chart for Ayrton Senna?
Columns: ['Driver', 'Season', 'Wins', 'Entries', 'Percentage']
Types: ['text', 'text', 'real', 'text', 'text']
Sample row: ['Michael Schumacher', '2004', 13.0, '18', '72.22%']
SQL:

assistant: SELECT MIN("Wins") FROM "Table" WHERE "Driver" = 'Ayrton Senna';