Motorsport Career
| Motorsport Career | |
| 1989 | Italian Formula Alfa: 1 |
| 1990/1991 | Italian Formula 3 Championship |
| 1992/1993 | Formula 3000 Championship |
| 1994/1995 | Indycar |
| 1996 | Indy 500: 4th place |
| 1997/1998 | Trans-Am series |
| Porsche Supercup Results 1999/2005 | |
| 1999 | 13 |
| 2000 | 9 |
| 2001 | 8 |
| 2002 | 7 |
| 2003 | 6 |
| 2004 | 11 |
| 2005 | Champion |