Seasons Statistics
| Seasons | Toulo de Graffenried | ||||||
| Year | Constructor | Champ.Pos. | Points | Races | Wins | Podiuns | Poles |
| 1950 | Maserati | 24th | 0 | 4 | 0 | 0 | 0 |
| 1951 | Alfa Romeo | 17th | 2 | 3 | 0 | 0 | 0 |
| 1951 | Maserati | 17th | 0 | 2 | 0 | 0 | 0 |
| 1952 | Maserati | 24th | 0 | 2 | 0 | 0 | 0 |
| 1952 | Maserati-Plate | 24th | 0 | 1 | 0 | 0 | 0 |
| 1953 | Maserati | 8th | 7 | 7 | 0 | 0 | 0 |
| 1954 | Maserati | 39th | 0 | 2 | 0 | 0 | 0 |
| 1956 | Maserati | 35th | 0 | 1 | 0 | 0 | 0 |