user: Question: What is Year(s) Won, when Player is Arnold Palmer?
Columns: ['Player', 'Country', 'Year(s) won', 'Total', 'To par', 'Finish']
Types: ['text', 'text', 'real', 'real', 'real', 'text']
Sample row: ['Billy Casper', 'United States', 1959.0, 285.0, 5.0, 'T4']
SQL:

assistant: SELECT "Year(s) won" FROM "Table" WHERE "Player" = 'Arnold Palmer';