9th Place Finish Ratio

until 2009 Italian 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
7	Smith-Chevrolet	20.00%	1	5
8	Acer	11.76%	4	34
9	Petronas	10.46%	32	306
10	Playlife	10.20%	10	98
11	Peugeot	6.95%	18	259
12	Lea-Francis	6.67%	8	120
12	Salmson	6.67%	1	15
14	Toyota	6.32%	28	443
15	Mecachrome	6.25%	2	32
	BDA	6.25%	1	16
	Osella	6.25%	1	16
18	European	5.88%	2	34
	Francis	5.88%	2	34
	Simca	5.88%	2	34
21	Lamborghini	5.08%	13	256
22	Chevrolet	5.08%	23	453
23	Connaught	5.07%	7	138
24	Zakspeed	4.81%	5	104
25	ERA	4.41%	10	227
26	Alta	4.39%	17	387
27	Porsche	4.32%	8	185
28	BRM	4.13%	47	1139
29	Weslake	4.00%	1	25
30	Hart	3.88%	15	387
31	Delahaye	3.82%	5	131
32	Matra	3.78%	7	185
33	FVC	3.77%	4	106
34	Mugen-Honda	3.74%	11	294
35	Talbot	3.66%	3	82
36	Bugatti	3.64%	2	55
37	OSCA	3.57%	2	56
38	Ford	3.56%	246	6904
39	Veritas	3.45%	3	87
40	Cosworth	3.45%	48	1393
41	Maserati	3.44%	57	1658
42	Cisitalia	3.42%	4	117
43	Offenhauser	3.41%	12	352
44	Renault	3.33%	46	1380
44	Vanwall	3.33%	3	90
46	Bristol	3.30%	10	303
47	Climax	3.29%	69	2100
48	BMW	3.26%	28	858
49	Arrows	3.12%	2	64
50	Supertec	3.06%	3	98
51	Gordini	3.02%	7	232
52	Asiatech	2.94%	2	68
52	Fondmetal	2.94%	1	34
54	Alfa Romeo	2.93%	23	786
55	Delage	2.78%	2	72
55	Aston Martin	2.78%	1	36
57	Honda	2.68%	24	897
58	Ferrari	2.59%	68	2626
59	Ilmor	2.50%	4	160
60	Megatron	2.13%	2	94
60	Frazer-Nash	2.13%	1	47
62	Mercedes	2.06%	13	630
63	MG	2.04%	1	49
64	Judd	1.99%	8	403
65	Yamaha	1.92%	5	260
66	Riley	1.85%	1	54
67	Talbot-Lago	1.77%	6	339
68	TAG	1.48%	2	135
69	Simca-Gordini	1.20%	2	167
70	Lotus	1.15%	1	87
71	Repco	1.10%	2	181

Finishing position: