| Event |
Lap #'s Led |
Total |
| British Grand Prix 1950 |
1-9, 16-37, 39-70 |
63 |
| Swiss Grand Prix 1950 |
7-20, 24-42 |
33 |
| Belgian Grand Prix 1950 |
7-11, 18-19 |
7 |
| French Grand Prix 1950 |
1-16 |
16 |
| |
| Swiss Grand Prix 1951 |
24-28 |
5 |
| Belgian Grand Prix 1951 |
3-14, 16-36 |
33 |
| French Grand Prix 1951 |
10-44 |
35 |
| |
| Swiss Grand Prix 1952 |
1-16 |
16 |
| |
| Swiss Grand Prix 1953 |
41-45 |
5 |
| Italian Grand Prix 1953 |
10, 12-13, 26, 46 |
5 |
| |
| Argentinian Grand Prix 1954 |
1-14, 63-64 |
16 |
| Belgian Grand Prix 1954 |
1-2, 11-13 |
5 |
|