12th Place Finish Ratio

Finishing position:

Pos	Car Manufacturer	12th Place Finish Ratio	12th Place Finishes	Entries
1	Heck	50.00%	1	2
2	Aiden-Cooper	33.33%	1	3
3	Behra-Porsche	25.00%	1	4
4	Alta	16.67%	1	6
5	Larrousse	7.81%	5	64
5	Theodore	7.81%	5	64
7	Simtek	7.50%	3	40
8	Venturi	6.25%	2	32
8	Parnelli	6.25%	1	16
10	Wolf	5.56%	3	54
10	Veritas	5.56%	1	18
12	BRP	5.26%	1	19
13	ATS	4.79%	7	146
14	Lola	4.68%	13	278
15	Penske	4.35%	2	46
16	Onyx	4.17%	2	48
17	Spirit	4.00%	1	25
18	Connaught	3.85%	2	52
19	Minardi	3.80%	12	316
20	Osella	3.16%	8	253
21	Leyton House	3.12%	2	64
22	Hesketh	3.09%	3	97
23	Surtees	3.08%	8	260
24	Zakspeed	2.94%	4	136
25	Shadow	2.92%	7	240
26	Brabham	2.81%	28	995
27	Tyrrell	2.75%	21	764
28	RAM	2.74%	2	73
29	Porsche	2.67%	2	75
30	EuroBrun	2.63%	2	76
31	March	2.59%	15	579
32	Ensign	2.58%	4	155
33	AGS	2.42%	3	124
34	Fondmetal	2.38%	1	42
35	Ligier	2.33%	13	558
36	Cooper	2.27%	12	528
37	Arrows	2.26%	9	399
38	Jordan	2.14%	3	140
39	Alfa Romeo	2.11%	5	237
40	HWM	2.08%	1	48
40	Rial	2.08%	1	48
42	Fittipaldi	1.92%	3	156
43	Lotus	1.80%	24	1332
44	BRM	1.79%	10	559
45	Iso Marlboro	1.75%	1	57
46	Footwork	1.43%	2	140
47	Dallara	1.39%	2	144
48	Talbot-Lago	1.23%	1	81
49	Ferrari	1.07%	14	1305
50	Williams	1.06%	6	568
51	McLaren	0.86%	8	928
51	Renault	0.86%	2	232
53	Matra	0.85%	1	117
54	Toleman	0.76%	1	131
55	Maserati	0.74%	3	404

Finishing position: