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
2	Moore	33.33%	1	3
4	Behra-Porsche	25.00%	1	4
5	Alta	16.67%	1	6
6	AGS	13.33%	2	15
7	Stevens	11.11%	1	9
8	Kuzma	10.81%	4	37
9	Theodore	7.81%	5	64
10	Lola	6.90%	8	116
11	Parnelli	6.25%	1	16
12	Wolf	5.56%	3	54
12	Veritas	5.56%	1	18
14	BRP	5.26%	1	19
15	ATS	4.79%	7	146
16	Zakspeed	4.55%	3	66
16	Watson	4.55%	1	22
18	Penske	4.35%	2	46
19	Spirit	4.00%	1	25
20	Connaught	3.85%	2	52
21	Osella	3.23%	6	186
22	Hesketh	3.09%	3	97
23	Surtees	3.08%	8	260
24	Shadow	2.92%	7	240
25	RAM	2.74%	2	73
26	Porsche	2.67%	2	75
27	Ensign	2.58%	4	155
28	Kurtis Kraft	2.58%	5	194
29	Brabham	2.52%	22	872
30	Tyrrell	2.49%	13	522
31	Cooper	2.27%	12	528
32	Alfa Romeo	2.11%	5	237
33	March	2.08%	10	480
33	HWM	2.08%	1	48
35	Fittipaldi	1.92%	3	156
36	Ligier	1.90%	6	316
37	Lotus	1.81%	20	1102
38	BRM	1.79%	10	559
39	Iso Marlboro	1.75%	1	57
40	Minardi	1.35%	1	74
41	Arrows	1.35%	4	297
42	Talbot-Lago	1.23%	1	81
43	Williams	1.22%	4	327
44	Ferrari	1.03%	11	1066
45	McLaren	1.02%	7	686
46	Renault	0.86%	2	232
47	Matra	0.85%	1	117
48	Toleman	0.76%	1	131
49	Maserati	0.74%	3	407

Finishing position: