2008
| | IndyCar Series | | Position: 11 (340 points) | 16 races. 1 win. 0 pole positions. 2 podiums. 2 fastest laps.
| | Team: Newman Haas Lanigan Racing | | Car: Dallara IR4 (Honda) |
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| | | Champ Car World Series | | Position: no position | 1 race. 0 wins. 1 pole position. 0 podiums. 0 fastest laps.
| | Team: Newman Haas Lanigan Racing | | Car: Panoz DP01 (Cosworth) |
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| | | Grand American Rolex Series | | Position: 50 (25 points) | 1 race. 0 wins. 0 pole positions. 0 podiums. 0 fastest laps.
| | Team: Michael Shank Racing | | Car: Riley Technologies (Ford) |
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| | | Nikon Indy 300 | |
| Race position: 12. | | Team: Newman/Haas/Lanigan Racing | | Car: Dallara IR4 (Honda) |
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2007
| | Champ Car World Series | | Position: 2 (281 points) | 14 races. 1 win. 2 pole positions. 5 podiums. 1 fastest lap.
| | Team: RSPORTS, RuSPORT | | Car: Panoz DP01 (Ford Cosworth) |
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| | | Grand American Rolex Series | | Position: 65 (21 points) | 2 races. 0 wins. 0 pole positions. 0 podiums. 0 fastest laps.
| | Team: Michael Shank Racing | | Car: Lexus Riley |
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2006
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2005
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2004
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| | | American Le Mans Series LMP1 | | Position: 27 (8 points) | 1 race. 0 wins. 0 pole positions. 0 podiums. ? fastest laps.
| | Team: Taurus Racing | | Car: Lola B2K/10 - Judd | | Complete results needed. |
| |
| | | Le Mans 24h - LMP1 class | |
| Race position: no position. | | Team: Racing for Holland | | Car: Dome S101 - Judd | | Complete results needed. |
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2003
| | FIA Formula 1 World Championship | | Position: 20 (1 points) | 17 races. 0 wins. 0 pole positions. 0 podiums. 0 fastest laps.
| | Team: European Minardi Cosworth, Jaguar Racing | | Car: Jaguar R4 (Cosworth) | | Car: Minardi PS03 (Cosworth) |
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2002
| | World Series by Nissan | | Position: 4 (173 points) | 18 races. 2 wins. 2 pole positions. 8 podiums. 1 fastest lap.
| | Team: Racing Engineering | | Car: Dallara SN01 - Nissan |
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2001
| | Formula 3000 International | | Position: 1 (71 points) | 12 races. 3 wins. 2 pole positions. 10 podiums. 1 fastest lap.
| | Team: Nordic | | Car: Lola T99/50 (Zytek) |
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| | | FIA GT NGT | | Position: 32 (4 points) | 1 race. 0 wins. 0 pole positions. 0 podiums. 0 fastest laps.
| | Team: Coca-Cola Racing | | Car: Porsche |
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2000
| | Formula 3000 International | | Position: 5 (16 points) | 10 races. 0 wins. 0 pole positions. 2 podiums. 0 fastest laps.
| | Team: Nordic | | Car: Lola T99/50 - Zytek |
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1999
| | Formula 3000 International | | Position: 20 (2 points) | 10 races. 0 wins. 0 pole positions. 0 podiums. 0 fastest laps.
| | Team: Astromega | | Car: Lola T99/50 - Zytek |
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1998
| | Formula Palmer Audi | | Position: 1 (240 points) | 17 races. 9 wins. 4 pole positions. ? podiums. ? fastest laps.
| | Complete results needed. |
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1997
| | Formula Vauxhall | | Position: 4 (73 points) | 12 races. 2 wins. 2 pole positions. 6 podiums. ? fastest laps.
| | Team: Paul Stewart Racing | | Complete results needed. |
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| | | Formula Opel Lotus Nations Cup | | Position: 4 | ? races. ? wins. ? pole positions. ? podiums. ? fastest laps.
| | Team: Team European Union | | Complete results needed. |
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1996
| | Formula Vauxhall | | Position: 2 (126 points) | ? races. 1 win. 2 pole positions. 9 podiums. ? fastest laps.
| | Team: Paul Stewart Racing | | Complete results needed. |
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1995
| | Formula Vauxhall Junior | | Position: 3 (118 points) | ? races. ? wins. ? pole positions. ? podiums. ? fastest laps.
| | Team: Team JLR | | Complete results needed. |
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1994
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