Retirement Ratio

1986 Australian GP
1987 Mexican GP

until 1986 Mexican 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	Designer	Retirement Ratio	Retirements	Entries
1	Claude Hill	200.00%	2	1
2	David Hodkin	100.00%	3	3
	Christian Vanderpleyn	100.00%	2	2
	Michel Costa	100.00%	2	2
	Bernd Nacke	100.00%	1	1
	Frank Kurtis	100.00%	1	1
	Hans Klenk	100.00%	1	1
	Hugh Aiden-Jones	100.00%	1	1
	Jack Brabham	100.00%	1	1
	Marcel Balsa	100.00%	1	1
	Paul Greifzu	100.00%	1	1
	Walter Gerstenberg	100.00%	1	1
13	Gianpaolo Dallara	81.82%	9	11
14	Tim Feast	76.92%	20	26
15	Bill Aston	75.00%	3	4
16	Ross Brawn	70.59%	24	34
17	Luigi Marmiroli	69.39%	34	49
18	Arialdo Ruggieri	68.75%	11	16
19	Chris Murphy	68.42%	26	38
19	Paul Brown	68.42%	26	38
21	Andr� de Cortanze	67.74%	21	31
22	Giuseppe Petrotta	66.67%	46	69
	Jean-Pierre Jabouille	66.67%	12	18
	Gianfranco Pederzani	66.67%	6	9
	Luciano Pederzani	66.67%	6	9
	Fred Wilkinson	66.67%	4	6
	Alan Phillips	66.67%	2	3
28	Mike Oliver	65.38%	34	52
28	Rodney Clarke	65.38%	34	52
30	Mario Tolentino	64.52%	80	124
31	Giacomo Caliri	63.75%	51	80
32	Giorgio Stirano	63.64%	7	11
33	Am�d�e Gordini	63.08%	82	130
34	Ernst Loof	61.11%	11	18
34	Stefan Fober	61.11%	11	18
36	Fran�ois Castaing	60.28%	85	141
36	Marcel Hubert	60.28%	85	141
38	Geoffrey Taylor	60.00%	3	5
39	Gustav Brunner	59.74%	46	77
40	Frank Costin	58.97%	46	78
41	Ray Stokoe	57.14%	8	14
42	Shoichi Sano	56.52%	26	46
42	Yoshio Nakamura	56.52%	26	46
44	Eric Broadley	55.88%	19	34
45	Len Terry	55.77%	87	156
46	Alberto Massimino	55.70%	44	79
47	Paul Emery	55.56%	10	18
	Alex von Falkenhausen	55.56%	5	9
	Reid Railton	55.56%	5	9
50	David North	55.42%	133	240
51	Ted Cutting	54.55%	6	11
52	Rory Byrne	54.04%	87	161
53	Derrick White	53.70%	58	108
54	Peter Berthon	53.23%	33	62
55	John Clarke	52.94%	36	68
56	Michel Tetu	52.50%	105	200
57	Sergio Rinland	52.33%	45	86
58	Alf Francis	52.08%	25	48
58	John Heath	52.08%	25	48
60	Claude Gallopin	51.64%	63	122
60	Henri Durand	51.64%	63	122
62	Jean-Marc d'Adda	51.61%	16	31
63	Michel Beaujon	50.00%	130	260
	Antonio Tomaini	50.00%	15	30
	Doug Serrurier	50.00%	4	8
	H J Adlington	50.00%	2	4
	Ray Jessop	50.00%	2	4
	Alan McCall	50.00%	1	2
	Peter Wyss	50.00%	1	2
70	Vittorio Bellentani	49.52%	154	311
71	Robert Choulet	49.41%	84	170
72	Antonio Lago	49.38%	40	81
72	Carlo Marchetti	49.38%	40	81
74	Gordon Murray	49.25%	231	469
75	Geoff Aldridge	48.91%	45	92
76	John Baldwin	48.70%	75	154
77	Bernard Dudot	48.35%	44	91
78	Arturo Merzario	47.62%	10	21
79	Mike Pilbeam	47.46%	56	118
80	Gioacchino Colombo	46.88%	158	337
81	Nigel Bennett	46.58%	34	73
82	Herve Guilpin	46.51%	20	43
83	Martin Ogilvie	46.05%	169	367
84	Tim Wright	45.83%	11	24
85	Jean-Claude Migeot	45.10%	69	153
86	Peter Wright	44.84%	113	252
87	Jo Marquart	44.44%	16	36
88	Tony Southgate	44.39%	265	597
89	Colin Chapman	44.23%	433	979
90	Gerard Ducarouge	43.93%	188	428
91	Robin Herd	43.59%	255	585
92	Ron Tauranac	43.21%	156	361
93	Eddie Strait	43.18%	19	44
94	Carlo Chiti	43.13%	91	211
95	Gordon Fowell	42.86%	3	7
96	Dave Wass	42.70%	190	445
97	Tim Wadrop	42.62%	26	61
98	Dave Kelly	42.55%	20	47
99	Geoff Ferris	42.42%	70	165
100	Dave Baldwin	42.24%	49	116
101	Ernesto Maserati	42.11%	8	19
101	Tony Robinson	42.11%	8	19
103	Maurice Philippe	41.26%	210	509
104	John Gentry	41.01%	73	178
105	Peter Connew	40.54%	30	74
106	Tony Rudd	40.10%	83	207
107	Giocomo Caliri	40.00%	4	10
108	Vittorio Jano	39.60%	80	202
109	Ralph Bellamy	38.74%	117	302
110	Harvey Postlethwaite	38.72%	139	359
111	Owen Maddock	38.64%	148	383
112	Shahab Ahmed	38.55%	32	83
113	John Surtees	38.46%	100	260
113	Morris Nunn	38.46%	10	26
115	John Barnard	38.42%	68	177
116	Neil Oatley	38.32%	105	274
117	Luigi Colani	37.50%	3	8
118	Gordon Coppuck	37.07%	162	437
119	Gordon Kimball	36.17%	34	94
120	Hans Gassmann	35.90%	14	39
	Hans Scherrenberg	35.90%	14	39
	Ludwig Krause	35.90%	14	39
123	Len Bailey	35.71%	5	14
124	Giorgio Valentini	34.55%	19	55
125	Brian Lisles	34.18%	54	158
126	Guglielmo Bellasi	33.33%	2	6
126	Martin Walters	33.33%	1	3
128	Mauro Forghieri	33.16%	188	567
129	Derek Gardner	32.76%	76	232
130	Patrick Head	32.59%	88	270
131	Aurelio Lampredi	32.16%	64	199
132	Frank Dernie	31.07%	87	280
133	Andy Smallman	30.91%	17	55
134	Bernard Boyer	30.77%	36	117
135	Ken Sears	29.81%	31	104
136	Nigel Stroud	29.55%	13	44
137	Adrian Reynard	28.57%	16	56
138	Richard Divila	27.66%	13	47
139	Bindo Maserati	27.27%	3	11
139	Ettore Maserati	27.27%	3	11
141	Tom Boyce	25.00%	1	4
142	Alan Mertens	23.81%	5	21
143	Helmut Bott	20.93%	9	43
144	Valerio Colotti	20.00%	1	5
145	Wilhelm Hild	17.74%	11	62
146	Hans Mezger	16.67%	5	30
147	Renato Martini	14.29%	1	7
148	Masao Ono	9.09%	1	11

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