| Date | Grandprix | Team | Winning Time | Leader Offset | Pos | Pts | Total |
| 08/03/1998 | Australia | Williams | 91:45.996 | +1 lap | 5 | 2 | 2 |
| 29/03/1998 | Brazil | Williams | 97:11.747 | +1 lap | 7 | 0 | 2 |
| 12/04/1998 | Argentina | Williams | Retirement - Accident | 0 | 2 | ||
| 26/04/1998 | San Marino | Williams | 94:24.593 | +0.054.59 | 4 | 3 | 5 |
| 10/05/1998 | Spain | Williams | 93:37.621 | +1 lap | 6 | 1 | 6 |
| 24/05/1998 | Monaco | Williams | 111:23.595 | +1 lap | 5 | 2 | 8 |
| 07/06/1998 | Canada | Williams | 100:57.355 | +6 laps | 10 | 0 | 8 |
| 28/06/1998 | France | Williams | 94:45.026 | +1.7.065 | 4 | 3 | 11 |
| 12/07/1998 | Britain | Williams | 107:2.45 | +1 lap | 7 | 0 | 11 |
| 26/07/1998 | Austrian | Williams | 90:44.086 | +0.53.204 | 6 | 1 | 12 |
| 02/08/1998 | Germany | Williams | 80:47.984 | +0.02.578 | 3 | 4 | 16 |
| 16/08/1998 | Hungary | Williams | 105:25.55 | +0.44.444 | 3 | 4 | 20 |
| 30/08/1998 | Belgium | Williams | Retirement - Accident | 0 | 20 | ||
| 13/09/1998 | Italy | Williams | Retirement - Spun | 0 | 20 | ||
| 27/09/1998 | Luxemborg | Williams | 92:14.789 | +1 lap | 8 | 0 | 20 |
| 01/11/1998 | Japan | Williams | 87:33.535 | +1.4.867 | 6 | 1 | 21 |