9th Place Finish Ratio

until 1988 Mexican GP

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

Finishing position:

Pos	Engine Manufacturer	9th Place Finish Ratio	9th Place Finishes	Entries
1	Elios	100.00%	1	1
2	Griffin	33.33%	1	3
2	Tatra	33.33%	1	3
4	Hudson	25.00%	1	4
	Lagonda	25.00%	1	4
	Lycoming	25.00%	1	4
	Osella	25.00%	1	4
8	Smith-Chevrolet	20.00%	1	5
9	Peugeot	6.90%	2	29
10	Lea-Francis	6.67%	8	120
10	Salmson	6.67%	1	15
12	Zakspeed	6.25%	5	80
12	BDA	6.25%	1	16
14	Francis	5.88%	2	34
14	Simca	5.88%	2	34
16	Chevrolet	5.08%	23	453
17	Connaught	5.07%	7	138
18	Porsche	4.62%	8	173
19	ERA	4.41%	10	227
20	Alta	4.39%	17	387
21	Judd	4.17%	1	24
22	BRM	4.13%	47	1139
23	Weslake	4.00%	1	25
24	BMW	3.86%	20	518
25	Delahaye	3.82%	5	131
26	Matra	3.78%	7	185
27	FVC	3.77%	4	106
28	Talbot	3.66%	3	82
29	Bugatti	3.64%	2	55
30	OSCA	3.57%	2	56
31	Ford	3.49%	178	5107
32	Veritas	3.45%	3	87
33	Maserati	3.44%	57	1658
34	Cisitalia	3.42%	4	117
35	Offenhauser	3.41%	12	352
36	Vanwall	3.33%	3	90
37	Bristol	3.30%	10	303
38	Climax	3.29%	69	2100
39	Hart	3.14%	7	223
40	Gordini	3.02%	7	232
41	Cosworth	2.95%	27	915
42	Alfa Romeo	2.93%	23	786
43	Megatron	2.86%	2	70
44	Delage	2.78%	2	72
44	Aston Martin	2.78%	1	36
46	Renault	2.65%	13	491
47	Mercedes	2.33%	1	43
48	Ferrari	2.23%	36	1614
49	Frazer-Nash	2.13%	1	47
50	MG	2.04%	1	49
51	Riley	1.85%	1	54
52	Talbot-Lago	1.77%	6	339
53	TAG	1.48%	2	135
54	Simca-Gordini	1.20%	2	167
55	Lotus	1.15%	1	87
56	Repco	1.10%	2	181
57	Honda	0.86%	2	233

Finishing position: