Retirement Ratio

Finishing position:

Pos	Car Manufacturer	Retirement Ratio	Retirements	Entries
1	Ferguson	200.00%	2	1
2	Balsa	100.00%	1	1
	Bugatti	100.00%	1	1
	Derrington-Francis	100.00%	1	1
	EMW	100.00%	1	1
	Greifzu	100.00%	1	1
	Klenk	100.00%	1	1
	Kurtis Kraft	100.00%	1	1
	Milano	100.00%	1	1
	Nacke	100.00%	1	1
	Politoys	100.00%	1	1
	Shannon	100.00%	1	1
	Tec-Mec	100.00%	1	1
14	ATS (Ita)	80.00%	8	10
14	Lancia	80.00%	8	10
16	Aston	75.00%	3	4
17	De Tomaso	72.22%	13	18
18	Simca-Gordini	68.97%	20	29
19	Eagle	68.57%	24	35
20	Williams	66.67%	18	27
	ERA	66.67%	8	12
	Scirocco	66.67%	6	9
	Alta	66.67%	4	6
	JBW	66.67%	4	6
25	Connaught	65.38%	34	52
26	Vanwall	65.15%	43	66
27	Tecno	64.29%	9	14
28	Gordini	61.39%	62	101
29	Veritas	61.11%	11	18
30	Scarab	60.00%	6	10
31	Honda	56.52%	26	46
32	Shadow	55.79%	53	95
33	AFM	55.56%	5	9
34	Aston Martin	54.55%	6	11
35	HWM	52.08%	25	48
36	Maserati	50.99%	206	404
37	Iso Marlboro	50.88%	29	57
38	LDS	50.00%	4	8
	Frazer-Nash	50.00%	2	4
	Token	50.00%	2	4
	Connew	50.00%	1	2
	De Klerk	50.00%	1	2
	Pearce	50.00%	1	2
44	Talbot-Lago	49.38%	40	81
45	March	48.25%	138	286
46	BRM	47.99%	263	548
47	Hesketh	47.50%	19	40
48	Surtees	44.52%	69	155
49	Hill	42.86%	9	21
	Parnelli	42.86%	6	14
	Emeryson	42.86%	3	7
52	Lotus	42.72%	302	707
53	Brabham	42.21%	206	488
54	BRP	42.11%	8	19
55	Penske	41.67%	5	12
56	Cooper	41.48%	219	528
57	Lola	39.71%	27	68
58	Eifelland	37.50%	3	8
58	Trojan	37.50%	3	8
60	Ensign	36.67%	11	30
61	Mercedes	35.90%	14	39
62	Ferrari	35.61%	250	702
63	McLaren	33.33%	92	276
	Alfa Romeo	33.33%	16	48
	Bellasi	33.33%	2	6
	Gilby	33.33%	2	6
67	Matra	30.77%	36	117
68	Tyrrell	29.45%	43	146
69	Fittipaldi	28.57%	4	14
70	OSCA	27.27%	3	11
71	Amon	25.00%	1	4
72	Porsche	20.00%	15	75

Finishing position: