| Sana | Umumiy g'olib (lar) | Ishtirokchi | Avtomobil | Masofa / davomiylik | Poyga sarlavhasi | Hisobot |
|---|
| IMSA GT chempionati |
|---|
| 1978 |  Piter Gregg | Brumos Porsche | Porsche 935 / 77A | 100 mil (160 km) | G.I. Joning Gran-pri | hisobot |
|---|
| 1979 | Piter Gregg | Piter Gregg Racing | Porsche 935/79 | 100 mil (160 km) | G.I. Joning Gran-pri | hisobot |
|---|
| 1980 |  Jon Fitspatrik | Dik Barbour Racing | Porsche 935 K3 / 80 | 100 mil (160 km) | G.I. Joning Gran-pri | hisobot |
|---|
| 1981 | Brayan Redman | Kent Cooke / Wood Racing | Lola T600-Chevrolet | 100 mil (160 km) | G.I. Joning Gran-pri | hisobot |
|---|
| 1982 | Jon Pol, kichik | JLP poygasi | Porsche 935 JLP-4 | 100 mil (160 km) | G.I. Joning Toyota Gran-pri | hisobot |
|---|
| 1983 | Al Xolbert | Xolbert Racing | 83G mart-Porsche | 3 soat | G.I. Joning Gran-pri | hisobot |
|---|
| 1984 | Rendi Lanier
Bill Uittington | Moviy momaqaldiroq poygasi jamoasi | 84G mart-Chevrolet | 3 soat | G.I. Joning Gran-pri | hisobot |
|---|
| 1985 | Al Xolbert | Xolbert Racing | Porsche 962 | 300 km (190 milya) | G.I. Joning Gran-pri | hisobot |
|---|
| 1986 | Al Xolbert | Xolbert Racing | Porsche 962 | 300 km (190 milya) | G.I. Joning Gran-pri | hisobot |
|---|
| 1987 | Chip Robinson | Xolbert Racing | Porsche 962 | 300 km (190 milya) | G.I. Joning Gran-pri | hisobot |
|---|
| 1988 |  Geoff Brabxem | Elektromotiv muhandislik | Nissan GTP ZX-T | 300 km (190 milya) | G.I. Joning Tuya Gran-pri | hisobot |
|---|
| 1989 |  Jan Lammers
Narx Kobb | Kastrol Yaguar poygasi | Jaguar XJR-10 | 300 km (190 milya) | G.I. Joning Tuya Gran-pri | hisobot |
|---|
| 1990 | Devy Jons | Kastrol Yaguar poygasi | Jaguar XJR-10 | 300 km (190 milya) | G.I. Joning Tuya Gran-pri | hisobot |
|---|
| 1991 |  Xuan Manuel Fangio II | Barcha Amerika poygachilari | Eagle Mk III-Toyota | 300 km (190 milya) | G.I. Joning Tuya Tomonidan taqdim etilgan Gran-pri Nissan | hisobot |
|---|
| 1992 | PJ Jones | Barcha Amerika poygachilari | Eagle Mk III-Toyota | 2 soat | G.I. Joning Tuya Tomonidan taqdim etilgan Gran-pri Nissan | hisobot |
|---|
| 1993 | Xuan Manuel Fangio II | Barcha Amerika poygachilari | Eagle Mk III-Toyota | 1 soat, 45 daqiqa | G.I. Joning/Tuya Gran-pri | hisobot |
|---|
| 1994 |  Jeremi Deyl | Brix poygasi | Ziravorlar HC94-Oldsmobile | 2 soat | Portlendning Gran-prisi | hisobot |
|---|
1995
-
1998 | Ushlab turilmaydi |
|---|
| Amerikalik Le Mans seriyasi |
|---|
| 1999 |  Erik Bernard
Devid Brabxem | Panoz avtoulov sporti | Panoz LMP-1 Roadster-S | 2 soat, 45 daqiqa | Rose City Gran-prisi | hisobot |
|---|
| 2000 |  Rinaldo Kapello
Allan McNish |  Audi Sport Shimoliy Amerika | Audi R8 | 2 soat, 45 daqiqa | Qaror qabul qilish uchun arizalar Rose City Grand Prix | hisobot |
|---|
| 2001 | Devid Brabxem
 Yan Magnussen | Panoz avtoulov sporti | Panoz LMP-1 Roadster-S | 2 soat, 45 daqiqa | Portlendning Gran-prisi | hisobot |
|---|
2002
-
2003 | Ushlab turilmaydi |
|---|
| 2004 |  JJ Lehto
Marko Verner | ADT Chempionlar poygasi | Audi R8 | 2 soat, 45 daqiqa | Portlend Gran-prisi | hisobot |
|---|
| 2005 | Frank Biela
Emanuele Pirro | ADT Chempionlar poygasi | Audi R8 | 2 soat, 45 daqiqa | Portlend Gran-prisi | hisobot |
|---|
| 2006 | Rinaldo Kapello
Allan McNish | Audi Sport Shimoliy Amerika | Audi R10 TDI | 2 soat, 45 daqiqa | Tires Les Schwab Portlend Gran-prisini taqdim etadi | hisobot |
|---|
