496 pts · Poles 1
21 of these races have no result in the official data; their results come from the Italian Wikipedia.
| 1988 | Suzuka | grid 9 | DNF | |
| 1989 | Suzuka | grid 12 | 10 +6 | |
| 1990 | Suzuka | grid 8 | 9 +7 | |
| 1991 | Suzuka | grid 9 | 16 | |
| 1992 | Suzuka | grid 11 | 4 +10 | |
| 1993 | Eastern Creek | grid 6 | 7 +9 | |
| 1993 | Shah Alam | grid 6 | 6 +10 | |
| 1993 | Suzuka | grid 2 | 4 +13 | |
| 1993 | Jerez | grid 9 | DNF | |
| 1993 | Salzburgring | grid 4 | 6 +10 | |
| 1993 | Hockenheim | grid 1 | 3 +16 | |
| 1993 | Assen | grid 7 | 6 +10 | |
| 1993 | Catalunya | grid 8 | DNF | |
| 1993 | Mugello | grid 4 | 4 +13 | |
| 1993 | Donington | grid 7 | 5 +11 | |
| 1993 | Brno | grid 6 | 7 +9 | |
| 1993 | Misano | grid 9 | 8 +8 | |
| 1993 | Laguna Seca | grid 8 | 6 +10 | |
| 1993 | Jarama | grid 4 | DNF | |
| 1994 | Eastern Creek | grid 6 | 5 +11 | |
| 1994 | Shah Alam | grid 7 | 3 +16 | |
| 1994 | Suzuka | grid 6 | 3 +16 | |
| 1994 | Jerez | grid 10 | DNF | |
| 1994 | Salzburgring | grid 8 | 4 +13 | |
| 1994 | Hockenheim | grid 5 | 6 +10 | |
| 1994 | Assen | grid 7 | DNF | |
| 1994 | Mugello | grid 8 | 5 +11 | |
| 1994 | Le Mans | grid 8 | 5 +11 | |
| 1994 | Donington | grid 10 | 9 +7 | |
| 1994 | Brno | grid 7 | 2 +20 | |
| 1994 | Laguna Seca | grid 4 | 4 +13 | |
| 1994 | Buenos Aires | grid 5 | 4 +13 | |
| 1994 | Catalunya | grid 7 | DNF | |
| 1995 | Eastern Creek | grid 11 | 10 +6 | |
| 1995 | Shah Alam | grid 9 | 7 +9 | |
| 1995 | Suzuka | grid 2 | DNF | |
| 1995 | Jerez | grid 10 | 8 +8 | |
| 1995 | Nürburgring | grid 6 | 3 +16 | |
| 1995 | Mugello | grid 2 | 4 +13 | |
| 1995 | Assen | grid 8 | 8 +8 | |
| 1995 | Le Mans | grid 4 | 4 +13 | |
| 1995 | Donington | grid 8 | 6 +10 | |
| 1995 | Brno | grid 7 | 5 +11 | |
| 1995 | Rio | grid 9 | 10 +6 | |
| 1995 | Buenos Aires | grid 6 | 9 +7 | |
| 1995 | Catalunya | grid 6 | 2 +20 | |
| 1996 | Shah Alam | grid 10 | DNF | |
| 1996 | Sentul | grid 12 | 13 +3 | |
| 1996 | Suzuka | grid 14 | 11 +5 | |
| 1996 | Jerez | grid 11 | 9 +7 | |
| 1996 | Mugello | grid 13 | 8 +8 | |
| 1996 | Paul Ricard | grid 15 | DNF | |
| 1996 | Assen | grid 14 | 10 +6 | |
| 1996 | Nürburgring | grid 8 | 9 +7 | |
| 1996 | Donington | grid 8 | 10 +6 | |
| 1996 | Red Bull Ring | grid 17 | DNF | |
| 1996 | Brno | grid 6 | 10 +6 | |
| 1996 | Imola | grid 10 | 9 +7 | |
| 1996 | Catalunya | grid 10 | 6 +10 | |
| 1996 | Rio | grid 12 | 11 +5 | |
| 1996 | Eastern Creek | grid 12 | 9 +7 | |
| 1999 | Motegi | grid 13 | 7 +9 |