2011
| | IZOD IndyCar Series | | Position: 32 (52 points) | 3 races. 0 wins. 0 pole positions. 0 podiums. 0 fastest laps.
| | Team: KV Racing Technology - Lotus, Dreyer & Reinbold Racing, SH Racing | | Car: Dallara IR4 (Honda) |
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2010
| | IZOD IndyCar Series | | Position: 29 (89 points) | 6 races. 0 wins. 0 pole positions. 0 podiums. 0 fastest laps.
| | Team: Dreyer & Reinbold Racing | | Car: Dallara IR4 (Honda) |
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2009
| | IndyCar Series | | Position: 20 (195 points) | 11 races. 0 wins. 0 pole positions. 0 podiums. 1 fastest lap.
| | Team: Dale Coyne Racing, Dreyer & Reinbold Racing | | Car: Dallara IR4 (Honda) |
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2008
| | IndyCar Series | | Position: 31 (66 points) | 6 races. 0 wins. 0 pole positions. 0 podiums. 0 fastest laps.
| | Team: Luczo Dragon Racing | | Car: Dallara IR4 (Honda) |
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2007
| | IRL IndyCar Series | | Position: 10 (357 points) | 17 races. 0 wins. 0 pole positions. 0 podiums. 0 fastest laps.
| | Team: Vision Racing |
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2006
| | IRL IndyCar Series | | Position: 10 (298 points) | 14 races. 0 wins. 0 pole positions. 1 podium. 1 fastest lap.
| | Team: Vision Racing |
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2005-06
| | A1GP | | Position: 17 (20 points) | 4 races. 0 wins. 0 pole positions. 0 podiums. 0 fastest laps.
| | Team: Team South Africa | | Car: Lola B05/52 (Zytek) |
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2005
| | IRL IndyCar Series | | Position: 9 (390 points) | 17 races. 1 win. 3 pole positions. 3 podiums. 1 fastest lap.
| | Team: Panther Racing |
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2004
| | IRL IndyCar Series | | Position: 19 (230 points) | 15 races. 0 wins. 0 pole positions. 0 podiums. 0 fastest laps.
| | Team: Panther Racing | | Car: Dallara IR2 - Chevrolet |
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2003
| | IRL IndyCar Series | | Position: 7 (356 points) | 16 races. 0 wins. 2 pole positions. 1 podium. 2 fastest laps.
| | Team: Chip Ganassi |
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2002
| | IRL IndyCar Series | | Position: 14 (210 points) | 12 races. 1 win. 3 pole positions. 1 podium. 6 fastest laps.
| | Team: Team Cheever |
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2001
| | World Series by Nissan | | Position: 2 (196 points) | 16 races. 4 wins. 8 pole positions. 11 podiums. 3 fastest laps.
| | Team: Vergani Racing | | Car: Coloni CN1/98 (Nissan) |
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| | | Euro 3000 | | Position: no position | 1 race. 0 wins. 0 pole positions. 0 podiums. 0 fastest laps.
| | Team: Martello Racing | | Car: Lola T96/50 - Zytek |
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| | | Formula 3000 International | | Position: no position | 1 race. 0 wins. 0 pole positions. 0 podiums. 0 fastest laps.
| | Team: European | | Car: Lola T99/50 - Zytek |
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2000
| | Green Flag British F3 Championship | | Position: 2 (161 points) | 13 races. 2 wins. 0 pole positions. 7 podiums. 3 fastest laps.
| | Team: Stewart Racing Team | | Car: Dallara F300 (Mugen Honda) |
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| | | Formula 3000 International | | Position: 13 (6 points) | 4 races. 0 wins. 0 pole positions. 1 podium. 0 fastest laps.
| | Team: McLaren Junior Team | | Car: Lola T99/50 - Zytek |
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| | | Formula 3 France | | Position: no position | 2 races. 0 wins. 0 pole positions. 0 podiums. 0 fastest laps.
| | Car: Dallara F300 (Mugen Honda) |
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| | | Formula 3000 Italy | | Position: 10 (6 points) | 2 races. 0 wins. 0 pole positions. 1 podium. 0 fastest laps.
| | Team: Da Vinci Team, ADM Competizione | | Car: Lola T96/50 - Zytek |
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1999
| | Euro Open Movistar By Nissan | | Position: 12 (35 points) | 2 races. 1 win. 0 pole positions. 2 podiums. 0 fastest laps.
| | Team: Vergani Racing | | Car: Coloni CN1/98 (Nissan) |
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| | | EFDA Euroseries | | Position: 1 (295 points) | ? races. 8 wins. 7 pole positions. ? podiums. ? fastest laps. | | Complete results needed. |
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1998
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| | | Formula Vauxhall Junior | | Position: 3 (112 points) | ? races. 1 win. 1 pole position. ? podiums. ? fastest laps. | | Complete results needed. |
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