Retirement Ratio

1977 Brands Hatch Group 8 Race
1977 Japanese GP
1978 Canadian GP

until 1977 Canadian GP

Include Indy 500 races
Include non-championship races

Finishing position:

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 ret dsq dpts cpts

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
19	Renault	68.57%	24	35
21	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	AFM	55.56%	5	9
33	Aston Martin	54.55%	6	11
34	Williams	54.10%	33	61
35	HWM	52.08%	25	48
36	Maserati	50.99%	206	404
37	Iso Marlboro	50.88%	29	57
38	Wolf	50.00%	23	46
	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
45	Talbot-Lago	49.38%	40	81
46	Shadow	47.62%	100	210
47	March	47.56%	195	410
48	BRM	47.41%	265	559
49	Brabham	44.41%	274	617
50	Parnelli	43.75%	7	16
51	Hill	42.86%	9	21
51	Emeryson	42.86%	3	7
53	Lotus	42.45%	357	841
54	BRP	42.11%	8	19
55	Cooper	41.48%	219	528
56	Ensign	40.00%	40	100
56	Merzario	40.00%	10	25
58	Lola	39.71%	27	68
59	Penske	39.13%	18	46
60	Surtees	38.37%	99	258
61	Boro	37.50%	3	8
	Eifelland	37.50%	3	8
	Trojan	37.50%	3	8
64	Hesketh	36.08%	35	97
65	Ligier	35.94%	23	64
66	Mercedes	35.90%	14	39
67	Tyrrell	35.21%	94	267
68	McLaren	34.19%	147	430
69	Alfa Romeo	34.00%	17	50
70	Ferrari	33.87%	275	812
71	Bellasi	33.33%	2	6
71	Gilby	33.33%	2	6
73	Fittipaldi	32.89%	25	76
74	Wolf-Williams	32.00%	8	25
75	Matra	30.77%	36	117
76	ATS	30.00%	12	40
77	Arrows	27.27%	12	44
77	OSCA	27.27%	3	11
79	Amon	25.00%	1	4
80	Porsche	20.00%	15	75
80	LEC	20.00%	1	5
82	Martini	14.29%	1	7
82	Theodore	14.29%	1	7

Finishing position:

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 ret dsq dpts cpts