| Race | Date | Laps led | ||
| 1 | BRA | 25/03/1984 | 38 | |
| 2 | ZAF | 07/04/1984 | 55 | |
| 3 | SMR | 06/05/1984 | 60 | |
| 4 | FRA | 20/05/1984 | 32 | |
| 5 | MCO | 03/06/1984 | 26 | |
| 6 | USW | 08/07/1984 | 8 | |
| 7 | GBR | 22/07/1984 | 60 | |
| 8 | DEU | 05/08/1984 | 23 | |
| 9 | AUT | 19/08/1984 | 12 | |
| 10 | NLD | 26/08/1984 | 61 | |
| 11 | ITA | 09/09/1984 | 9 | |
| 12 | EUR | 07/10/1984 | 67 | |
| 13 | PRT | 21/10/1984 | 62 | |
| 14 | BRA | 07/04/1985 | 44 | |
| 15 | SMR | 05/05/1985 | 3 | |
| 16 | MCO | 19/05/1985 | 53 | |
| 17 | GBR | 21/07/1985 | 7 | |
| 18 | AUT | 18/08/1985 | 52 | |
| 19 | NLD | 25/08/1985 | 51 | |
| 20 | ITA | 08/09/1985 | 19 | |
| 21 | AUS | 03/11/1985 | 2 | |
| 22 | BRA | 23/03/1986 | 7 | |
| 23 | SMR | 27/04/1986 | 32 | |
| 24 | MCO | 11/05/1986 | 71 | |
| 25 | CAN | 15/06/1986 | 6 | |
| 26 | FRA | 06/07/1986 | 16 | |
| 27 | DEU | 27/07/1986 | 22 | |
| 28 | AUT | 17/08/1986 | 24 | |
| 29 | AUS | 26/10/1986 | 74 | |
| 30 | BRA | 12/04/1987 | 45 | |
| 31 | BEL | 17/05/1987 | 34 | |
| 32 | DEU | 26/07/1987 | 28 | |
| 33 | PRT | 20/09/1987 | 3 |