Kraj:
Stany Zjednoczone
Data urodzenia:1954-12-10 (66 lat 20 dni)
Miejsce urodzenia:Dallas,Texas
Ilość zwycięstw:27
| Zwycięstwa wg roku | |||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
1
1976
|
1
1977
|
1978
|
1979
|
1
1980
|
1981
|
1982
|
4
1983
|
1984
|
1
1985
|
3
1986
|
3
1987
|
2
1988
|
2
1989
|
2
1990
|
2
1991
|
1992
|
1
1993
|
1
1994
|
1
1995
|
1996
|
2
1997
|
| LP | Tor | Ilość zwycięstw |
|---|---|---|
| 1 | Laguna Seca |
3 |
| 2 |  Mosport Park |
2 |
| 3 | Road America |
2 |
| 4 | Phoenix |
2 |
| 5 | Trois-Rivieres |
1 |
| 6 | Cleveland |
1 |
| 7 | Columbus |
1 |
| 8 | Riverside |
1 |
| 9 | Charlotte |
1 |
| 10 | Sears Point |
1 |
| 11 | Road Atlanta |
1 |
| 12 | Watkins Glen |
1 |
| 13 | Miami |
1 |
| 14 | San Antonio |
1 |
| 15 | Portland |
1 |
| 16 | Florida |
1 |
| 17 | Lime Rock Park |
1 |
| 18 |  Le Mans |
1 |
| 19 | New Orleans |
1 |
| 20 | Daytona |
1 |
| 21 | Las Vegas |
1 |
| 22 | Sebring |
1 |
| LP | Producent | Ilość zwycięstw |
|---|---|---|
| 1 |  Porsche |
11 |
| 2 |  Ralt |
4 |
| 3 | Jaguar |
4 |
| 4 | March |
3 |
| 5 |  Mazda |
2 |
| 6 |  Spice |
2 |
| 7 | Chevrolet |
1 |
| LP | Partner | Ilość zwycięstw |
|---|---|---|
| 1 | James Weaver |
3 |
| 2 | Drake Olson |
2 |
| 3 | Rob Dyson |
2 |
| 4 |  John Nielsen |
2 |
| 5 | Larry Schumacher |
2 |
| 6 |  Vern Schuppan |
1 |
| 7 | Johnny Dumfries |
1 |
| 8 |  Jan Lammers |
1 |
| 9 | Martin Brundle |
1 |
| 10 | Bob Schader |
1 |
| 11 | Jeremy Dale |
1 |
| 12 | Roy Schader |
1 |
| 13 |  Ruggero Melgrati |
1 |