Retirement Ratio

1973 United States GP
1973 Goldfields 100
1974 Rand Spring Trophy

until 1973 Rand Spring Trophy

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
	Ensign	66.67%	4	6
	JBW	66.67%	4	6
	Dunn	66.67%	2	3
	Ewing	66.67%	2	3
38	Connaught	65.38%	34	52
39	Vanwall	65.15%	43	66
40	Tecno	64.29%	9	14
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	Lola	55.88%	19	34
47	Kurtis Kraft	55.67%	108	194
48	AFM	55.56%	5	9
49	Watson	54.55%	12	22
49	Aston Martin	54.55%	6	11
51	Shadow	54.29%	19	35
52	HWM	52.08%	25	48
53	Maserati	51.35%	209	407
54	LDS	50.00%	4	8
	Frazer-Nash	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
61	Talbot-Lago	49.38%	40	81
62	March	47.47%	103	217
63	BRM	47.37%	234	494
64	Iso Marlboro	46.43%	13	28
65	Surtees	46.15%	48	104
66	Brabham	44.28%	178	402
67	Emeryson	42.86%	3	7
68	Lotus	42.66%	273	640
69	BRP	42.11%	8	19
70	Cooper	41.48%	219	528
71	Kuzma	40.54%	15	37
72	Lesovsky	40.00%	6	15
73	Eifelland	37.50%	3	8
74	Ferrari	36.34%	234	644
75	Mercedes	35.90%	14	39
76	McLaren	35.86%	71	198
77	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
82	Tyrrell	30.86%	25	81
83	Matra	30.77%	36	117
84	Epperly	29.41%	5	17
85	Phillips	28.57%	2	7
86	OSCA	27.27%	3	11
87	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