10th Place Finish Ratio

until 1962 South African GP

Include Indy 500 races
Ignore non-championship races
Note: records involving non-championship races may be inaccurate due to incomplete data.

Finishing position:

Pos	Car Manufacturer	10th Place Finish Ratio	10th Place Finishes	Entries
1	Magda	100.00%	1	1
2	Elfin	50.00%	1	2
2	Milano	50.00%	1	2
4	Aitken	25.00%	1	4
5	Behra-Porsche	20.00%	1	5
6	Jennings	16.67%	1	6
7	RRA	14.29%	2	14
8	Aston Martin	11.54%	3	26
9	Fiat	10.00%	1	10
10	Simca	9.68%	3	31
11	Scarab	9.09%	1	11
12	Aiden-Cooper	7.69%	1	13
13	DB	6.25%	2	32
14	Gilby	5.00%	1	20
15	Ford	4.76%	1	21
16	LDS	4.55%	1	22
17	MG	4.35%	2	46
18	AFM	4.26%	2	47
19	Amilcar	4.00%	1	25
20	Bugatti	3.57%	2	56
21	Connaught	3.10%	10	323
22	Delahaye	3.05%	4	131
23	Cooper	2.96%	36	1215
24	Talbot-Lago	2.86%	12	420
25	HWM	2.79%	5	179
26	OSCA	2.78%	1	36
27	Lotus	2.77%	18	649
28	Alta	2.60%	2	77
28	Emeryson	2.60%	2	77
30	Porsche	2.38%	3	126
31	Simca-Gordini	2.25%	4	178
31	Vanwall	2.25%	2	89
33	Maserati	2.16%	30	1390
34	Alfa Romeo	2.00%	3	150
35	Ferrari	1.36%	12	882
36	Gordini	1.35%	3	222
37	BRM	1.32%	3	227
38	BMW	1.12%	1	89
38	Veritas	1.12%	1	89
40	ERA	0.87%	2	229

Finishing position: