Retirement Ratio

1975 Race of Champions
1975 Spanish GP
1976 South African GP

until 1975 South African GP

Ignore Indy 500 races
Ignore non-championship races
Note: records involving non-championship races may be inaccurate due to incomplete data.

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
2	Nichels	150.00%	3	2
3	Pawl	133.33%	4	3
4	Bromme	125.00%	5	4
5	Schroeder	100.00%	6	6
	Kitchmac	100.00%	3	3
	Christensen	100.00%	2	2
	Ferguson	100.00%	2	2
	Politoys	100.00%	2	2
	Singer	100.00%	2	2
	Studebaker	100.00%	2	2
	Ardun	100.00%	1	1
	Balsa	100.00%	1	1
	Begg	100.00%	1	1
	Cadillac	100.00%	1	1
	Camen	100.00%	1	1
	Challenger	100.00%	1	1
	Cromard	100.00%	1	1
	CTA	100.00%	1	1
	Dart	100.00%	1	1
	Del Roy	100.00%	1	1
	Derrington-Francis	100.00%	1	1
	Eclipse	100.00%	1	1
	Elder	100.00%	1	1
	FDS	100.00%	1	1
	Fiordelesi	100.00%	1	1
	Giaur	100.00%	1	1
	GK	100.00%	1	1
	Guyot	100.00%	1	1
	Hall	100.00%	1	1
	Kleinig-Hudson	100.00%	1	1
	Lancia-Marino	100.00%	1	1
	Lombard	100.00%	1	1
	MacKay	100.00%	1	1
	Maybach	100.00%	1	1
	MBM	100.00%	1	1
	Merlyn	100.00%	1	1
	Nacke	100.00%	1	1
	Orley	100.00%	1	1
	Patterson	100.00%	1	1
	Pozzoli	100.00%	1	1
	PS	100.00%	1	1
	Rebrab	100.00%	1	1
	Ricardian	100.00%	1	1
	Shannon	100.00%	1	1
	Snowberger	100.00%	1	1
	Strathpine	100.00%	1	1
	Summer	100.00%	1	1
	Sutton	100.00%	1	1
	SVA	100.00%	1	1
	Talbot	100.00%	1	1
	Vitesse	100.00%	1	1
53	ATS (Ita)	80.00%	8	10
54	Aitken	75.00%	3	4
55	Williams	71.43%	5	7
56	Ausper	66.67%	2	3
	Dunn	66.67%	2	3
	Ewing	66.67%	2	3
	Hudson	66.67%	2	3
	Lea-Francis	66.67%	2	3
	Vic	66.67%	2	3
62	Eagle	63.16%	24	38
63	JBW	62.50%	10	16
	Deidt	62.50%	5	8
	Heron	62.50%	5	8
66	Salmson	60.00%	9	15
	Tecno	60.00%	9	15
	FMG	60.00%	3	5
	Monnier	60.00%	3	5
	Token	60.00%	3	5
71	Vanwall	57.30%	51	89
72	Austin	57.14%	4	7
72	Volsona	57.14%	4	7
74	Honda	56.25%	27	48
75	Kurtis Kraft	55.67%	108	194
76	Scirocco	55.00%	11	20
77	Watson	54.55%	12	22
77	Scarab	54.55%	6	11
79	Veritas	53.93%	48	89
80	Hesketh	52.63%	10	19
81	Iso Marlboro	51.67%	31	60
82	BRP	51.61%	16	31
83	Lancia	51.52%	17	33
84	Shadow	51.28%	40	78
85	Simca-Gordini	50.00%	89	178
	Bugatti	50.00%	28	56
	Jicey	50.00%	5	10
	Allard	50.00%	2	4
	ARO	50.00%	2	4
	Kieft	50.00%	2	4
	Quadra	50.00%	2	4
	ADM	50.00%	1	2
	Assegai	50.00%	1	2
	BNC	50.00%	1	2
	Elva	50.00%	1	2
	Guerin	50.00%	1	2
	JP	50.00%	1	2
	Klenk	50.00%	1	2
	LDA	50.00%	1	2
	Marchese	50.00%	1	2
	Martin	50.00%	1	2
	Milano	50.00%	1	2
	Monaci	50.00%	1	2
	Paganelli	50.00%	1	2
	Pankratz	50.00%	1	2
	RE	50.00%	1	2
	RG	50.00%	1	2
	RM	50.00%	1	2
	Stanguellini	50.00%	1	2
	Tec-Mec	50.00%	1	2
	Willment	50.00%	1	2
112	Gordini	49.10%	109	222
113	AFM	48.94%	23	47
114	HAR	44.00%	11	25
115	DB	43.75%	14	32
115	Plat�	43.75%	7	16
117	BRM	43.61%	338	775
118	MG	43.48%	20	46
119	Maserati	43.00%	599	1393
120	Jaguar	42.86%	3	7
120	McRae	42.86%	3	7
122	March	42.78%	154	360
123	Cisitalia	42.37%	50	118
124	De Tomaso	42.11%	16	38
125	Kuzma	40.54%	15	37
126	Lesovsky	40.00%	6	15
	Fiat	40.00%	4	10
	Behra-Porsche	40.00%	2	5
	Crossl�	40.00%	2	5
	Greifzu	40.00%	2	5
	Penske	40.00%	2	5
	Rover	40.00%	2	5
133	Turner	39.13%	9	23
134	Alta	38.96%	30	77
135	Aston	38.89%	7	18
136	Aston Martin	38.46%	10	26
137	Ensign	38.10%	8	21
138	ERA	37.99%	87	229
139	HWM	37.99%	68	179
140	Surtees	37.58%	118	314
141	BKL Lotus	37.50%	3	8
141	IFA	37.50%	3	8
143	Brabham	37.14%	309	832
144	Amilcar	36.00%	9	25
145	Lotus	35.85%	585	1632
146	Lola	35.21%	119	338
147	Frazer-Nash	35.19%	19	54
148	Talbot-Lago	34.76%	146	420
149	Emeryson	33.33%	26	78
	Eifelland	33.33%	3	9
	Stevens	33.33%	3	9
	Leda	33.33%	2	6
	Trevis	33.33%	2	6
	AJB	33.33%	1	3
	Alvis	33.33%	1	3
	Buick	33.33%	1	3
	Connew	33.33%	1	3
	Elfin	33.33%	1	3
	ENB	33.33%	1	3
	Fittipaldi	33.33%	1	3
	Lister	33.33%	1	3
	Lycoming	33.33%	1	3
	Tornado	33.33%	1	3
164	BMW	32.58%	29	89
165	Mercedes	32.56%	14	43
166	Ferrari	32.50%	389	1197
167	Cooper	31.79%	502	1579
168	Trojan	31.25%	5	16
169	Delage	30.56%	22	72
170	McLaren	30.51%	173	567
171	Connaught	30.34%	98	323
172	Epperly	29.41%	5	17
173	Tyrrell	28.97%	42	145
174	LDS	28.67%	43	150
175	Bellasi	28.57%	2	7
	HW	28.57%	2	7
	Pearce	28.57%	2	7
	Phillips	28.57%	2	7
	Tojeiro	28.57%	2	7
180	Matra	28.15%	38	135
181	De Klerk	27.78%	10	36
182	Netuar	27.27%	6	22
183	Gilby	26.67%	8	30
184	OSCA	25.00%	9	36
	DHS	25.00%	1	4
	Hume-Cooper	25.00%	1	4
187	Alfa Romeo	24.00%	36	150
188	Chevron	23.96%	23	96
189	Delahaye	22.90%	30	131
190	Simca	22.58%	7	31
191	Riley	21.05%	4	19
192	Amon	20.00%	1	5
	Lagonda	20.00%	1	5
	Parnelli	20.00%	1	5
195	EMW	19.05%	4	21
195	Ford	19.05%	4	21
197	HRG	16.67%	1	6
197	Jennings	16.67%	1	6
199	Porsche	14.65%	23	157
200	RRA	14.29%	2	14
201	Reif	12.50%	1	8
202	Aiden-Cooper	7.69%	1	13
203	Darl'Mat	7.14%	1	14

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