user: Question: How many won the Men's Open if the players are from Sweden?
Columns: ['Country', 'Mens Open', 'Womens Open', 'Mens Wheelchair', 'Womens Wheelchair', 'Total']
Types: ['text', 'real', 'real', 'real', 'real', 'real']
Sample row: ['United States', 44.0, 15.0, 12.0, 25.0, 96.0]
SQL:

assistant: SELECT SUM("Mens Open") FROM "Table" WHERE "Country" = 'Sweden';