Retirement Ratio

1988 Canadian GP
1989 Mexican GP

until 1988 Mexican GP

Include 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	Ferguson	200.00%	2	1
2	Rial	100.00%	4	4
	Balsa	100.00%	1	1
	Bugatti	100.00%	1	1
	Derrington-Francis	100.00%	1	1
	EMW	100.00%	1	1
	Greifzu	100.00%	1	1
	Klenk	100.00%	1	1
	Kurtis Kraft	100.00%	1	1
	Milano	100.00%	1	1
	Nacke	100.00%	1	1
	Politoys	100.00%	1	1
	Shannon	100.00%	1	1
	Tec-Mec	100.00%	1	1
15	ATS (Ita)	80.00%	8	10
15	Lancia	80.00%	8	10
17	Minardi	79.55%	70	88
18	Aston	75.00%	3	4
18	Dallara	75.00%	3	4
20	De Tomaso	72.22%	13	18
21	Simca-Gordini	68.97%	20	29
22	Eagle	68.57%	24	35
23	ERA	66.67%	8	12
	Scirocco	66.67%	6	9
	Alta	66.67%	4	6
	Coloni	66.67%	4	6
	JBW	66.67%	4	6
28	Connaught	65.38%	34	52
29	Vanwall	65.15%	43	66
30	Tecno	64.29%	9	14
31	Zakspeed	63.75%	51	80
32	Gordini	61.39%	62	101
33	Veritas	61.11%	11	18
34	Scarab	60.00%	6	10
35	Alfa Romeo	58.23%	138	237
36	Honda	56.52%	26	46
37	Spirit	56.00%	14	25
38	Renault	55.60%	129	232
39	AFM	55.56%	5	9
40	Osella	55.44%	107	193
41	RAM	54.79%	40	73
42	Aston Martin	54.55%	6	11
43	Wolf	53.70%	29	54
44	Toleman	52.67%	69	131
45	HWM	52.08%	25	48
46	Benetton	51.39%	37	72
47	Maserati	50.99%	206	404
48	Iso Marlboro	50.88%	29	57
49	Lola	50.77%	66	130
50	EuroBrun	50.00%	4	8
	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
	Pearce	50.00%	1	2
57	Ligier	49.70%	164	330
58	Talbot-Lago	49.38%	40	81
59	Brabham	48.06%	422	878
60	BRM	47.41%	265	559
61	March	46.03%	226	491
62	Shadow	44.17%	106	240
63	Parnelli	43.75%	7	16
64	Lotus	43.37%	484	1116
65	ATS	43.15%	63	146
66	Hill	42.86%	9	21
66	Emeryson	42.86%	3	7
68	Ensign	42.58%	66	155
69	BRP	42.11%	8	19
70	Cooper	41.48%	219	528
71	Arrows	41.16%	128	311
72	Penske	39.13%	18	46
73	Surtees	38.46%	100	260
74	Boro	37.50%	3	8
	Eifelland	37.50%	3	8
	Trojan	37.50%	3	8
77	AGS	36.36%	8	22
78	Hesketh	36.08%	35	97
79	Mercedes	35.90%	14	39
80	McLaren	35.71%	250	700
81	Williams	34.90%	119	341
82	Ferrari	34.75%	375	1079
83	Tyrrell	34.70%	186	536
84	Theodore	34.38%	22	64
85	Fittipaldi	33.97%	53	156
86	Bellasi	33.33%	2	6
	Gilby	33.33%	2	6
	Kojima	33.33%	1	3
	Rebaque	33.33%	1	3
90	Wolf-Williams	32.00%	8	25
91	Merzario	31.25%	10	32
92	Matra	30.77%	36	117
93	OSCA	27.27%	3	11
94	Amon	25.00%	1	4
95	Porsche	20.00%	15	75
95	LEC	20.00%	1	5
97	Martini	14.29%	1	7

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