Retirement Ratio

1975 Rand Winter Trophy
1975 German GP
1976 British GP

until 1975 British GP

Ignore 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	Adams	200.00%	2	1
1	Ferguson	200.00%	2	1
3	Nichels	150.00%	3	2
4	Pawl	133.33%	4	3
5	Bromme	125.00%	5	4
6	Schroeder	100.00%	6	6
	Christensen	100.00%	2	2
	Balsa	100.00%	1	1
	Bugatti	100.00%	1	1
	Del Roy	100.00%	1	1
	Derrington-Francis	100.00%	1	1
	Elder	100.00%	1	1
	EMW	100.00%	1	1
	Greifzu	100.00%	1	1
	Hall	100.00%	1	1
	Klenk	100.00%	1	1
	Milano	100.00%	1	1
	Nacke	100.00%	1	1
	Politoys	100.00%	1	1
	Shannon	100.00%	1	1
	Snowberger	100.00%	1	1
	Sutton	100.00%	1	1
	Tec-Mec	100.00%	1	1
	Turner	100.00%	1	1
25	ATS (Ita)	80.00%	8	10
25	Lancia	80.00%	8	10
27	Aston	75.00%	3	4
28	De Tomaso	72.22%	13	18
29	Simca-Gordini	68.97%	20	29
30	Eagle	68.57%	24	35
31	ERA	66.67%	8	12
	Scirocco	66.67%	6	9
	Alta	66.67%	4	6
	JBW	66.67%	4	6
	Dunn	66.67%	2	3
	Ewing	66.67%	2	3
37	Connaught	65.38%	34	52
38	Vanwall	65.15%	43	66
39	Tecno	64.29%	9	14
40	Williams	63.16%	12	19
41	Deidt	62.50%	5	8
42	Gordini	61.39%	62	101
43	Veritas	61.11%	11	18
44	Scarab	60.00%	6	10
45	Honda	56.52%	26	46
46	Kurtis Kraft	55.67%	108	194
47	AFM	55.56%	5	9
48	Shadow	55.17%	48	87
49	Watson	54.55%	12	22
49	Aston Martin	54.55%	6	11
51	Hesketh	53.33%	16	30
52	HWM	52.08%	25	48
53	Maserati	51.35%	209	407
54	Iso Marlboro	50.88%	29	57
55	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
	Marchese	50.00%	1	2
	Pankratz	50.00%	1	2
	Pearce	50.00%	1	2
63	Talbot-Lago	49.38%	40	81
64	BRM	47.80%	261	546
65	March	47.62%	130	273
66	Penske	45.45%	5	11
67	Surtees	44.81%	69	154
68	Emeryson	42.86%	3	7
69	Lotus	42.49%	297	699
70	BRP	42.11%	8	19
71	Brabham	41.88%	201	480
72	Cooper	41.48%	219	528
73	Kuzma	40.54%	15	37
74	Lesovsky	40.00%	6	15
75	Lola	39.71%	27	68
76	Ensign	37.50%	9	24
	Eifelland	37.50%	3	8
	Trojan	37.50%	3	8
79	Mercedes	35.90%	14	39
80	Ferrari	35.83%	249	695
81	Hill	35.71%	5	14
82	Alfa Romeo	33.33%	16	48
	Stevens	33.33%	3	9
	Bellasi	33.33%	2	6
	Gilby	33.33%	2	6
	Trevis	33.33%	2	6
87	McLaren	33.21%	89	268
88	Matra	30.77%	36	117
89	Fittipaldi	30.00%	3	10
89	Parnelli	30.00%	3	10
91	Epperly	29.41%	5	17
92	Tyrrell	29.20%	40	137
93	Phillips	28.57%	2	7
94	OSCA	27.27%	3	11
95	Amon	25.00%	1	4
96	Porsche	20.00%	15	75

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