A
Alfa Romeo
3
Audi
2
B
Bentley
5
C
Chevrolet
2
D
Dallara
1
F
F3
1
Ferrari
9
Ford
3
J
Jaguar
5
L
Lamborghini
2
Lancia
1
M
Maserati
4
Mercedes
1
P
Peugeot
1
Porsche
8
R
Renault
2
Rover
1