12th Place Finish Ratio

until 1975 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	12th Place Finish Ratio	12th Place Finishes	Entries
1	Beattie	100.00%	1	1
2	Fry	50.00%	1	2
2	Heck	50.00%	1	2
4	Dulon	33.33%	1	3
5	Hume-Cooper	25.00%	1	4
6	Behra-Porsche	20.00%	1	5
6	Penske	20.00%	1	5
8	Jennings	16.67%	1	6
9	Austin	14.29%	1	7
9	McRae	14.29%	1	7
11	HAR	8.00%	2	25
12	Aiden-Cooper	7.69%	1	13
13	BRP	6.45%	2	31
14	Amilcar	4.00%	1	25
15	Aston Martin	3.85%	1	26
16	Lola	3.55%	12	338
17	Simca	3.23%	1	31
18	Alta	2.60%	2	77
19	Shadow	2.56%	2	78
20	Brabham	2.40%	20	832
21	Delahaye	2.29%	3	131
22	Veritas	2.25%	2	89
23	Surtees	2.23%	7	314
24	MG	2.17%	1	46
25	LDS	2.00%	3	150
26	Porsche	1.91%	3	157
27	Cooper	1.90%	30	1579
28	Frazer-Nash	1.85%	1	54
29	March	1.67%	6	360
29	Iso Marlboro	1.67%	1	60
31	Connaught	1.55%	5	323
32	Matra	1.48%	2	135
33	Talbot-Lago	1.43%	6	420
34	BRM	1.42%	11	775
35	Delage	1.39%	1	72
36	Lotus	1.29%	21	1632
37	Emeryson	1.28%	1	78
38	HWM	1.12%	2	179
39	McLaren	0.88%	5	567
40	ERA	0.87%	2	229
41	Cisitalia	0.85%	1	118
42	Ferrari	0.84%	10	1196
43	Maserati	0.72%	10	1390
44	Simca-Gordini	0.56%	1	178
45	Gordini	0.45%	1	222

Finishing position: