| 1 | 1996 | Japanese Grand Prix | 10 | Marlboro Yamaha Roberts | Yamaha YZR | Yamaha V4 | 13 | 12 |
| 2 | 1996 | Spanish Grand Prix | 10 | Marlboro Yamaha Roberts | Yamaha YZR | Yamaha V4 | 10 | 6 |
| 3 | 1996 | Italian Grand Prix | 10 | Marlboro Yamaha Roberts | Yamaha YZR | Yamaha V4 | 7 | 10 |
| 4 | 1996 | Dutch TT | 10 | Marlboro Yamaha Roberts | Yamaha YZR | Yamaha V4 | 8 | 5 |
| 5 | 1996 | German Grand Prix | 10 | Marlboro Yamaha Roberts | Yamaha YZR | Yamaha V4 | 5 | 5 |
| 6 | 1996 | Czech Republic Grand Prix | 10 | Marlboro Yamaha Roberts | Yamaha YZR | Yamaha V4 | 4 | 4 |
| 7 | 1996 | Imola Grand Prix | 10 | Marlboro Yamaha Roberts | Yamaha YZR | Yamaha V4 | 11 | 10 |
| 8 | 1996 | Rio Grand Prix | 10 | Marlboro Yamaha Roberts | Yamaha YZR | Yamaha V4 | 10 | 13 |
| 9 | 1996 | Australian Grand Prix | 10 | Marlboro Yamaha Roberts | Yamaha YZR | Yamaha V4 | 9 | 11 |
| 10 | 1997 | Lucky Strike Dutch GP | 10 | Marlboro Team Roberts | Modenas KR3 | Proton V3 | 21 | 8 |
| 11 | 1997 | The Sun British Grand Prix | 10 | Marlboro Team Roberts | Modenas KR3 | Proton V3 | 8 | 11 |
| 12 | 1997 | Grand Prix Ceske Republiky | 10 | Marlboro Yamaha Roberts | Yamaha YZR | Yamaha V4 | 11 | 9 |
| 13 | 1997 | GP Marlboro de Catalunya | 10 | Marlboro Yamaha Roberts | Yamaha YZR | Yamaha V4 | 8 | 8 |
| 14 | 1997 | Marlboro Indonesian GP | 10 | Marlboro Yamaha Roberts | Yamaha YZR | Yamaha V4 | 13 | 9 |
| 15 | 1997 | Australian Grand Prix | 10 | Marlboro Team Roberts | Modenas KR3 | Proton V3 | 17 | 14 |
| 16 | 1998 | Marlboro GP of Japan | 10 | Team Roberts | Modenas KR3 | Proton V3 | 15 | 11 |
| 17 | 1998 | Marlboro Malaysian GP | 10 | Marlboro Yamaha Roberts | Yamaha YZR | Yamaha V4 | 19 | 11 |
| 18 | 1998 | GP Marlboro de España | 10 | Team Roberts | Modenas KR3 | Proton V3 | 7 | 9 |
| 19 | 1998 | Grand Prix de France | 10 | Team Roberts | Modenas KR3 | Proton V3 | 10 | 13 |
| 20 | 1998 | Rizla Dutch TT | 10 | Marlboro Yamaha Roberts | Yamaha YZR | Yamaha V4 | 14 | 12 |
| 21 | 1998 | Polini Motorrad GP Deutschland | 10 | Marlboro Yamaha Roberts | Yamaha YZR | Yamaha V4 | 2 | 6 |
| 22 | 1998 | Grand Prix Ceske Republiky | 10 | Team Roberts | Modenas KR3 | Proton V3 | 8 | 10 |
| 23 | 1998 | Gran Premio Cirio Citta di Imola | 10 | Team Roberts | Modenas KR3 | Proton V3 | 10 | 14 |
| 24 | 1998 | GP Marlboro de Catalunya | 10 | Team Roberts | Modenas KR3 | Proton V3 | 7 | 10 |
| 25 | 1998 | Qantas Australian Grand Prix | 10 | Marlboro Yamaha Roberts | Yamaha YZR | Yamaha V4 | 12 | 10 |
