2003 | NTT IndyCar Series | Marlboro Team Penske | 2 | 15 | 3 | 1 | 8 |
2002 | NTT IndyCar Series | Marlboro Team Penske | 3 | 14 | 2 | 4 | 7 |
2001 | NTT IndyCar Series | Team Penske | 28 | 2 | 0 | 0 | 1 |
1994 | FIA International F3000 Championship | Stewart | 3 | 8 | 2 | 1 | 4 |
1993 | FIA International F3000 Championship | Stewart | 5 | 9 | 1 | 1 | 3 |
1992 | FIA F3 World Cup | Paul Stewart Racing | 3 | 0 | 0 | 0 | |
1991 | FIA F3 World Cup | Theodore Racing | 1 | 0 | 0 | 0 |