1357 pts · Poles 20
28 of these races have no result in the official data; their results come from the Italian Wikipedia.
| 1990 | Suzuka | grid 15 | 7 +9 | |
| 1991 | Suzuka | grid 3 | 6 +10 | |
| 1992 | Suzuka | grid 2 | DNF | |
| 1993 | Eastern Creek | grid 3 | 1 +25 | |
| 1993 | Shah Alam | grid 4 | 2 +20 | |
| 1993 | Suzuka | grid 1 | 1 +25 | |
| 1993 | Jerez | grid 1 | 1 +25 | |
| 1993 | Salzburgring | grid 8 | 6 +10 | |
| 1993 | Hockenheim | grid 8 | 6 +10 | |
| 1993 | Assen | grid 6 | 2 +20 | |
| 1993 | Catalunya | DNF | ||
| 1993 | Mugello | grid 2 | 3 +16 | |
| 1993 | Donington | grid 9 | Out on lap 1 | |
| 1993 | Brno | 6 +10 | ||
| 1993 | Misano | grid 3 | DNF | |
| 1993 | Laguna Seca | grid 10 | 5 +11 | |
| 1993 | Jarama | grid 5 | 1 +25 | |
| 1994 | Eastern Creek | Did not start | ||
| 1994 | Suzuka | grid 10 | 9 +7 | |
| 1994 | Jerez | grid 15 | 7 +9 | |
| 1994 | Salzburgring | grid 5 | DNF | |
| 1994 | Hockenheim | grid 9 | 7 +9 | |
| 1994 | Assen | grid 7 | DNF | |
| 1994 | Mugello | grid 7 | 2 +20 | |
| 1994 | Le Mans | grid 6 | 8 +8 | |
| 1994 | Donington | grid 6 | 4 +13 | |
| 1994 | Brno | grid 5 | DNF | |
| 1994 | Laguna Seca | grid 7 | 3 +16 | |
| 1994 | Buenos Aires | 3 +16 | ||
| 1994 | Catalunya | grid 8 | 5 +11 | |
| 1995 | Eastern Creek | 2 +20 | ||
| 1995 | Shah Alam | grid 2 | 2 +20 | |
| 1995 | Suzuka | grid 1 | 4 +13 | |
| 1995 | Jerez | grid 1 | 1 +25 | |
| 1995 | Nürburgring | grid 3 | 2 +20 | |
| 1995 | Mugello | grid 3 | 2 +20 | |
| 1995 | Assen | Did not start | ||
| 1995 | Le Mans | grid 15 | 5 +11 | |
| 1995 | Donington | grid 4 | 2 +20 | |
| 1995 | Brno | grid 3 | 2 +20 | |
| 1995 | Rio | grid 7 | 5 +11 | |
| 1995 | Buenos Aires | grid 3 | 2 +20 | |
| 1995 | Catalunya | grid 1 | 2 +20 | |
| 1996 | Shah Alam | grid 2 | 2 +20 | |
| 1996 | Sentul | grid 1 | 1 +25 | |
| 1996 | Suzuka | grid 1 | DNF | |
| 1996 | Jerez | grid 6 | 2 +20 | |
| 1996 | Mugello | grid 9 | 6 +10 | |
| 1996 | Paul Ricard | grid 4 | 3 +16 | |
| 1996 | Assen | grid 8 | 10 +6 | |
| 1996 | Nürburgring | grid 20 | DNF | |
| 1996 | Donington | Did not start | ||
| 1996 | Red Bull Ring | DNF | ||
| 1996 | Brno | grid 15 | 9 +7 | |
| 1996 | Imola | grid 24 | DNF | |
| 1997 | Shah Alam | grid 2 | 2 +20 | |
| 1997 | Suzuka | grid 1 | 3 +16 | |
| 1997 | Jerez | grid 2 | 2 +20 | |
| 1997 | Mugello | grid 4 | DNF | |
| 1997 | Red Bull Ring | grid 6 | 17 | |
| 1997 | Paul Ricard | grid 6 | 1 +25 | |
| 1997 | Assen | grid 4 | 1 +25 | |
| 1997 | Imola | grid 6 | 5 +11 | |
| 1997 | Nürburgring | grid 5 | 1 +25 | |
| 1997 | Rio | grid 6 | 2 +20 | |
| 1997 | Donington | grid 2 | 2 +20 | |
| 1997 | Brno | grid 5 | 3 +16 | |
| 1997 | Catalunya | grid 4 | 4 +13 | |
| 1997 | Sentul | grid 3 | 4 +13 | |
| 1997 | Phillip Island | grid 3 | 5 +11 | |
| 1998 | Suzuka | grid 9 | 4 +13 | |
| 1998 | Johor | grid 5 | 1 +25 | |
| 1998 | Jerez | grid 4 | DNF | |
| 1998 | Mugello | grid 1 | 3 +16 | |
| 1998 | Paul Ricard | grid 1 | 1 +25 | |
| 1998 | Jarama | grid 2 | 1 +25 | |
| 1998 | Assen | grid 2 | DNF | |
| 1998 | Donington | grid 3 | 2 +20 | |
| 1998 | Sachsenring | grid 1 | 1 +25 | |
| 1998 | Brno | grid 4 | 1 +25 | |
| 1998 | Imola | grid 1 | 10 +6 | |
| 1998 | Catalunya | grid 5 | 2 +20 | |
| 1998 | Phillip Island | grid 4 | DNF | |
| 1998 | Buenos Aires | grid 4 | DNF | |
| 2001 | Suzuka | grid 8 | 2 +20 | |
| 2001 | Welkom | grid 2 | 3 +16 | |
| 2001 | Jerez | grid 5 | 2 +20 | |
| 2001 | Le Mans | grid 2 | 2 +20 | |
| 2001 | Mugello | grid 1 | 1 +25 | |
| 2001 | Catalunya | grid 2 | 2 +20 | |
| 2001 | Assen | grid 1 | 24 | |
| 2001 | Donington | grid 1 | 18 | |
| 2001 | Sachsenring | grid 1 | 3 +16 | |
| 2001 | Brno | grid 1 | 1 +25 | |
| 2001 | Estoril | grid 1 | 3 +16 | |
| 2001 | Valencia | grid 4 | 2 +20 | |
| 2001 | Motegi | grid 1 | 1 +25 | |
| 2001 | Phillip Island | grid 1 | 2 +20 | |
| 2001 | Sepang | grid 6 | 2 +20 | |
| 2001 | Rio | grid 5 | 6 +10 |