user: Question: What year has earnings of $557,158?
Columns: ['Year', 'Wins', 'Earnings ($)', 'Rank', 'Scoring average']
Types: ['real', 'real', 'text', 'real', 'real']
Sample row: [1988.0, 2.0, '160,382', 15.0, 72.98]
SQL:

assistant: SELECT "Year" FROM "Table" WHERE "Earnings ($)" = '557,158';