Retirement Ratio

1989 San Marino GP
1990 Brazilian GP

until 1989 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	Minardi	71.05%	81	114
30	Simca-Gordini	68.97%	20	29
31	Eagle	68.57%	24	35
32	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
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	Rial	61.11%	11	18
43	Veritas	61.11%	11	18
45	Scarab	60.00%	6	10
46	Alfa Romeo	58.23%	138	237
47	Honda	56.52%	26	46
48	Spirit	56.00%	14	25
49	Kurtis Kraft	55.67%	108	194
50	Renault	55.60%	129	232
51	AFM	55.56%	5	9
52	Osella	55.07%	114	207
53	RAM	54.79%	40	73
54	Zakspeed	54.72%	58	106
55	Watson	54.55%	12	22
55	Aston Martin	54.55%	6	11
57	Wolf	53.70%	29	54
58	Toleman	52.67%	69	131
59	HWM	52.08%	25	48
60	Maserati	51.35%	209	407
61	Iso Marlboro	50.88%	29	57
62	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
70	Talbot-Lago	49.38%	40	81
71	Ligier	49.16%	175	356
72	Brabham	48.18%	424	880
73	Lola	47.44%	74	156
74	BRM	47.41%	265	559
75	AGS	45.71%	16	35
76	March	45.65%	236	517
77	Benetton	44.90%	44	98
78	Shadow	44.17%	106	240
79	Parnelli	43.75%	7	16
80	Lotus	43.35%	495	1142
81	ATS	43.15%	63	146
82	Hill	42.86%	9	21
82	Emeryson	42.86%	3	7
84	Ensign	42.58%	66	155
85	Arrows	42.14%	142	337
86	BRP	42.11%	8	19
87	Cooper	41.48%	219	528
88	Kuzma	40.54%	15	37
89	Lesovsky	40.00%	6	15
90	Penske	39.13%	18	46
91	Dallara	38.89%	7	18
92	Surtees	38.46%	100	260
93	Boro	37.50%	3	8
	Eifelland	37.50%	3	8
	Trojan	37.50%	3	8
96	Williams	36.78%	135	367
97	Hesketh	36.08%	35	97
98	Mercedes	35.90%	14	39
99	Ferrari	35.08%	388	1106
100	McLaren	34.71%	252	726
101	Theodore	34.38%	22	64
102	Tyrrell	34.34%	193	562
103	Fittipaldi	33.97%	53	156
104	EuroBrun	33.33%	11	33
	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
111	Wolf-Williams	32.00%	8	25
112	Merzario	31.25%	10	32
113	Matra	30.77%	36	117
114	Epperly	29.41%	5	17
115	Phillips	28.57%	2	7
116	OSCA	27.27%	3	11
117	Coloni	25.00%	5	20
117	Amon	25.00%	1	4
119	Porsche	20.00%	15	75
119	LEC	20.00%	1	5
121	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