Retirement Ratio

1988 Detroit GP
1989 Canadian GP

until 1988 Canadian 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
53	Rial	80.00%	4	5
55	Minardi	77.78%	70	90
56	Aitken	75.00%	3	4
57	Ausper	66.67%	2	3
	Boxer	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
64	Eagle	63.16%	24	38
65	JBW	62.50%	10	16
	Deidt	62.50%	5	8
	Heron	62.50%	5	8
68	Zakspeed	62.20%	51	82
69	Salmson	60.00%	9	15
	Tecno	60.00%	9	15
	Dallara	60.00%	3	5
	FMG	60.00%	3	5
	Monnier	60.00%	3	5
	Token	60.00%	3	5
75	Spirit	57.69%	15	26
76	Vanwall	57.30%	51	89
77	Austin	57.14%	4	7
	Coloni	57.14%	4	7
	Volsona	57.14%	4	7
80	Honda	56.25%	27	48
81	Kurtis Kraft	55.67%	108	194
82	Renault	55.60%	129	232
83	Scirocco	55.00%	11	20
84	Osella	54.87%	107	195
85	RAM	54.79%	40	73
86	Watson	54.55%	12	22
86	Scarab	54.55%	6	11
88	Veritas	53.93%	48	89
89	Toleman	52.67%	69	131
90	Wolf	51.79%	29	56
91	Iso Marlboro	51.67%	31	60
92	BRP	51.61%	16	31
93	Lancia	51.52%	17	33
94	Benetton	51.35%	38	74
95	Simca-Gordini	50.00%	89	178
	Bugatti	50.00%	28	56
	EuroBrun	50.00%	5	10
	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
	Modus	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
124	Ligier	49.85%	167	335
125	Gordini	49.10%	109	222
126	AFM	48.94%	23	47
127	Alfa Romeo	46.63%	159	341
128	HAR	44.00%	11	25
129	ATS	43.92%	65	148
130	DB	43.75%	14	32
130	Plat�	43.75%	7	16
132	MG	43.48%	20	46
133	BRM	43.16%	344	797
134	Maserati	43.00%	599	1393
135	Jaguar	42.86%	3	7
136	Shadow	42.75%	112	262
137	Brabham	42.54%	542	1274
138	Cisitalia	42.37%	50	118
139	March	42.18%	283	671
140	De Tomaso	42.11%	16	38
141	Ensign	41.67%	70	168
142	Arrows	41.30%	133	322
143	Kuzma	40.54%	15	37
144	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
	Rover	40.00%	2	5
150	AGS	39.13%	9	23
	Hill	39.13%	9	23
	Turner	39.13%	9	23
153	Alta	38.96%	30	77
154	Aston	38.89%	7	18
154	Parnelli	38.89%	7	18
156	Aston Martin	38.46%	10	26
156	McRae	38.46%	5	13
158	ERA	37.99%	87	229
159	HWM	37.99%	68	179
160	Hesketh	37.96%	41	108
161	Lotus	37.70%	794	2106
162	Lola	37.69%	176	467
163	BKL Lotus	37.50%	3	8
	Boro	37.50%	3	8
	IFA	37.50%	3	8
166	Williams	36.80%	138	375
167	Amilcar	36.00%	9	25
168	Penske	35.59%	21	59
169	Frazer-Nash	35.19%	19	54
170	Talbot-Lago	34.76%	146	420
171	Surtees	34.22%	167	488
172	Fittipaldi	33.95%	55	162
173	Theodore	33.82%	23	68
174	Tyrrell	33.73%	197	584
175	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
	Copersucar	33.33%	1	3
	Elfin	33.33%	1	3
	ENB	33.33%	1	3
	Kojima	33.33%	1	3
	Lister	33.33%	1	3
	Lycoming	33.33%	1	3
	Rebaque	33.33%	1	3
	Sana	33.33%	1	3
	Tornado	33.33%	1	3
193	McLaren	33.15%	352	1062
194	Ferrari	32.61%	524	1607
195	BMW	32.58%	29	89
196	Mercedes	32.56%	14	43
197	Wolf-Williams	32.00%	8	25
198	Trojan	31.82%	7	22
199	Cooper	31.79%	502	1579
200	Delage	30.56%	22	72
201	Connaught	30.34%	98	323
202	Merzario	30.30%	10	33
203	Epperly	29.41%	5	17
204	LDS	28.67%	43	150
205	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
210	Matra	28.15%	38	135
211	De Klerk	27.78%	10	36
212	Netuar	27.27%	6	22
213	Gilby	26.67%	8	30
214	Chevron	25.00%	38	152
	OSCA	25.00%	9	36
	DHS	25.00%	1	4
	Hume-Cooper	25.00%	1	4
218	Delahaye	22.90%	30	131
219	Simca	22.58%	7	31
220	Riley	21.05%	4	19
221	Amon	20.00%	1	5
221	Lagonda	20.00%	1	5
223	EMW	19.05%	4	21
223	Ford	19.05%	4	21
225	Ralt	16.67%	2	12
	HRG	16.67%	1	6
	Jennings	16.67%	1	6
	LEC	16.67%	1	6
229	Porsche	14.65%	23	157
230	RRA	14.29%	2	14
231	Lyncar	13.33%	2	15
232	Martini	12.50%	1	8
232	Reif	12.50%	1	8
234	Aiden-Cooper	7.69%	1	13
235	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