Palmarès
| Saison | Pilote champion | Pilote vice-champion | Rookie of the Year |
| 2009 |  Dario FRANCHITTI |  Scott DIXON |  Raphael MATOS |
| 2008 | Scott DIXON | Helio CASTRONEVES |  Hideki MUTOH |
| 2007 | Dario FRANCHITTI | Scott DIXON |  Ryan HUNTER-REAY |
| 2006 | Sam HORNISH JR | Dan WHELDON | Marco ANDRETTI |
| 2005 | Dan WHELDON | Tony KANAAN | Danica PATRICK |
| 2004 | Tony KANAAN | Dan WHELDON | Kosuke MATSUURA |
| 2003 | Scott DIXON | Gil DE FERRAN | Dan WHELDON |
| 2002 | Sam HORNISH JR | Helio CASTRONEVES |  Laurent REDON |
| 2001 | Sam HORNISH JR | Buddy LAZIER | Felipe GIAFFONE |
| 2000 | Buddy LAZIER |  Scott GOODYEAR | Airton DARE |
| 1999 | Greg RAY |  Kenny BRäCK | Scott HARRINGTON |
| 1998 | Kenny BRäCK | Davey HAMILTON | Robby UNSER |
| 1997 | Tony STEWART | Davey HAMILTON | Jim GUTHRIE |
| 1996 | Scott SHARP | Buzz CALKINS | Buzz CALKINS |