Retirement Ratio

1982 US West GP
1983 Brazilian GP

until 1982 Brazilian 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	Deidt	62.50%	5	8
41	Gordini	61.39%	62	101
42	Veritas	61.11%	11	18
43	Renault	60.00%	66	110
43	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	Watson	54.55%	12	22
48	Aston Martin	54.55%	6	11
50	Wolf	53.70%	29	54
51	Alfa Romeo	52.17%	60	115
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	47.41%	265	559
65	March	46.10%	201	436
66	Ligier	45.77%	65	142
67	Brabham	44.89%	312	695
68	Shadow	44.17%	106	240
69	Parnelli	43.75%	7	16
70	Lotus	43.29%	400	924
71	Hill	42.86%	9	21
71	Emeryson	42.86%	3	7
73	BRP	42.11%	8	19
74	Cooper	41.48%	219	528
75	Ensign	40.85%	58	142
76	Kuzma	40.54%	15	37
77	Lesovsky	40.00%	6	15
78	Lola	39.71%	27	68
79	Penske	39.13%	18	46
80	Surtees	38.46%	100	260
81	Arrows	38.33%	46	120
82	Boro	37.50%	3	8
	Eifelland	37.50%	3	8
	Trojan	37.50%	3	8
85	Osella	36.17%	17	47
86	Hesketh	36.08%	35	97
87	Tyrrell	36.00%	126	350
88	Mercedes	35.90%	14	39
89	McLaren	35.83%	182	508
90	Fittipaldi	35.66%	51	143
91	Ferrari	34.34%	306	891
92	Williams	33.78%	50	148
93	Stevens	33.33%	3	9
	Bellasi	33.33%	2	6
	Gilby	33.33%	2	6
	Trevis	33.33%	2	6
	Kojima	33.33%	1	3
	Rebaque	33.33%	1	3
99	ATS	32.94%	28	85
100	Wolf-Williams	32.00%	8	25
101	Merzario	31.25%	10	32
102	Matra	30.77%	36	117
103	Epperly	29.41%	5	17
104	Phillips	28.57%	2	7
105	OSCA	27.27%	3	11
106	Amon	25.00%	1	4
107	Theodore	20.83%	5	24
108	Porsche	20.00%	15	75
108	LEC	20.00%	1	5
110	Martini	14.29%	1	7
111	Toleman	7.14%	2	28

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