user: Question: What is the nationality for the player with over 64 goals?
Columns: ['Nat.', 'Name', 'Since', 'Goals', 'Ends', 'Transfer fee']
Types: ['text', 'text', 'text', 'real', 'real', 'text']
Sample row: ['SCO', 'Allan McGregor', '1998', 0.0, 2013.0, 'Youth system']
SQL:

assistant: SELECT "Nat." FROM "Table" WHERE "Goals" > 64.0;