Retirement Ratio

1997 British GP
1998 French GP

until 1997 French 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	Designer	Retirement Ratio	Retirements	Entries
1	Claude Hill	100.00%	2	2
	Andy Brown	100.00%	1	1
	Bernd Nacke	100.00%	1	1
	Frank Kurtis	100.00%	1	1
	Hugh Aiden-Jones	100.00%	1	1
	Marcel Balsa	100.00%	1	1
	Walter Gerstenberg	100.00%	1	1
8	Dave Watson	79.41%	27	34
9	Tim Feast	76.92%	20	26
10	Andy le Flemming	75.00%	12	16
11	David Hodkin	71.43%	5	7
12	Giuseppe Petrotta	69.57%	64	92
13	Luigi Marmiroli	69.39%	34	49
14	Bruce Ashmore	68.75%	22	32
	Mark Williams	68.75%	22	32
	Arialdo Ruggieri	68.75%	11	16
17	Jean-Pierre Jabouille	66.67%	12	18
	Fred Wilkinson	66.67%	4	6
	Alan Phillips	66.67%	2	3
20	Giacomo Caliri	64.05%	98	153
21	Mario Tolentino	62.02%	80	129
22	Fran�ois Castaing	60.28%	85	141
22	Marcel Hubert	60.28%	85	141
24	Gianfranco Pederzani	60.00%	6	10
	Luciano Pederzani	60.00%	6	10
	Ray Jessop	60.00%	3	5
27	Ray Stokoe	59.26%	16	27
28	Giorgio Stirano	58.70%	27	46
29	David North	57.86%	162	280
30	Ernst Loof	57.83%	48	83
31	Shoichi Sano	56.25%	27	48
31	Yoshio Nakamura	56.25%	27	48
33	Alex von Falkenhausen	55.56%	5	9
34	John Baldwin	53.91%	124	230
35	Andr� de Cortanze	53.91%	69	128
36	Mike Coughlan	53.70%	87	162
37	Mike Gascoyne	53.51%	61	114
38	Frank Costin	52.08%	50	96
	Alf Francis	52.08%	25	48
	John Heath	52.08%	25	48
41	Michel Tetu	51.94%	187	360
42	Eric Broadley	51.66%	109	211
43	Jean-Marc d'Adda	51.61%	16	31
44	Peter Berthon	51.56%	33	64
45	John Clarke	51.39%	37	72
46	Derrick White	51.18%	65	127
47	Len Terry	51.01%	101	198
48	Andrew Green	50.78%	65	128
49	Chris Murphy	50.71%	178	351
50	Gianpaolo Dallara	50.64%	79	156
51	Gabriele Tredozi	50.00%	8	16
	Seamus Mullarkey	50.00%	8	16
	Doug Serrurier	50.00%	4	8
	Alan McCall	50.00%	1	2
	Hans Klenk	50.00%	1	2
56	Am�d�e Gordini	49.74%	192	386
57	Hans Fouche	49.72%	89	179
58	Robert Choulet	49.71%	86	173
59	Tino Belli	49.19%	61	124
60	Gary Anderson	49.05%	103	210
61	Tim Holloway	49.03%	127	259
62	Leo Ress	48.97%	71	145
63	Gordon Murray	48.69%	241	495
64	Bernard Dudot	48.35%	44	91
65	Sergio Rinland	48.29%	226	468
66	Tony Robinson	48.28%	14	29
67	Jean-Claude Migeot	48.24%	206	427
68	Gustav Brunner	48.07%	236	491
69	Geoff Aldridge	48.00%	48	100
70	Darren Davies	47.96%	47	98
71	Herve Guilpin	47.73%	21	44
72	Arturo Merzario	47.62%	10	21
73	Mariano Alperin	47.56%	39	82
73	Mauro Gennari	47.56%	39	82
75	Paul Brown	47.37%	36	76
76	Heinz Zollner	46.67%	28	60
	Nigel Cowperthwaite	46.67%	14	30
	Ignazio Lunetta	46.67%	7	15
	Ted Cutting	46.67%	7	15
80	Mike Pilbeam	46.09%	59	128
81	Aldo Costa	45.86%	133	290
82	Tim Wright	45.83%	11	24
83	Ren� Hilhorst	45.45%	80	176
	Nigel Bennett	45.45%	35	77
	Riccardo de Marco	45.45%	5	11
86	Alan Jenkins	45.14%	116	257
87	Alberto Massimino	45.10%	69	153
88	Henri Durand	44.96%	192	427
89	Tomasso Carletti	44.83%	26	58
90	Peter Wright	44.65%	171	383
91	Tim Wadrop	44.44%	28	63
92	Martin Ogilvie	44.42%	199	448
93	Michel Beaujon	44.25%	173	391
94	Harvey Postlethwaite	43.80%	272	621
95	Len Bailey	43.75%	7	16
96	George Ryton	43.43%	76	175
97	Frank Coppuck	42.99%	46	107
98	Ross Brawn	42.91%	124	289
99	Gordon Fowell	42.86%	3	7
100	Dave Kelly	42.55%	20	47
101	Ernesto Maserati	42.52%	125	294
102	Robin Herd	42.31%	355	839
103	Tony Southgate	42.26%	284	672
104	Jo Marquart	42.22%	19	45
105	Steve Nichols	42.19%	81	192
106	Gerard Ducarouge	42.17%	280	664
107	Dave Baldwin	42.15%	51	121
108	Dave Wass	42.04%	198	471
109	Gordon Kimball	41.88%	67	160
110	Bill Aston	41.18%	7	17
111	John Barnard	41.12%	213	518
112	Claude Gallopin	40.93%	97	237
113	Carlo Chiti	40.83%	98	240
114	John Gentry	40.78%	73	179
115	Rory Byrne	40.58%	183	451
116	Giocomo Caliri	40.00%	4	10
116	Paul Greifzu	40.00%	2	5
118	Dante Giacosa	39.82%	45	113
119	Vittorio Bellentani	39.77%	247	621
120	Geoff Ferris	39.19%	87	222
121	Frank Dernie	38.98%	230	590
122	Nick Wirth	38.89%	28	72
123	Enrique Scalabroni	38.46%	65	169
124	Adrian Newey	38.36%	117	305
125	Colin Chapman	38.15%	705	1848
126	Loic Bigois	38.10%	80	210
127	Ralph Bellamy	37.98%	147	387
128	Paul Emery	37.84%	14	37
129	Paul Crooks	37.50%	39	104
129	Geoffrey Willis	37.50%	6	16
131	Neil Oatley	37.39%	209	559
132	Willem Toet	37.14%	52	140
133	Tony Rudd	37.13%	101	272
134	Reid Railton	36.36%	76	209
135	Antonio Tomaini	36.25%	29	80
135	Eddie Strait	36.25%	29	80
137	Antonio Lago	36.24%	108	298
137	Carlo Marchetti	36.24%	108	298
139	Vittorio Jano	35.85%	95	265
140	Gordon Coppuck	35.80%	189	528
141	John Surtees	35.73%	124	347
142	Ron Tauranac	35.71%	240	672
142	H J Adlington	35.71%	5	14
144	Maurice Philippe	35.60%	267	750
145	Geoffrey Taylor	35.00%	21	60
145	Chris Radage	35.00%	7	20
147	Peter Connew	34.51%	39	113
148	Gioacchino Colombo	34.30%	249	726
149	Giorgio Valentini	33.93%	19	56
150	Shahab Ahmed	33.88%	41	121
151	Nicolas Tombazis	33.67%	33	98
152	Hans Gassmann	33.33%	14	42
	Hans Scherrenberg	33.33%	14	42
	Ludwig Krause	33.33%	14	42
	Morris Nunn	33.33%	11	33
	Luigi Colani	33.33%	3	9
	Chuck Graeminger	33.33%	2	6
	Guglielmo Bellasi	33.33%	2	6
159	Mike Oliver	33.21%	87	262
159	Rodney Clarke	33.21%	87	262
161	Eghbal Hamidy	33.06%	82	248
162	Patrick Head	33.01%	204	618
163	Owen Maddock	32.10%	355	1106
164	Nigel Stroud	31.91%	15	47
165	Brian Lisles	31.28%	71	227
166	Pat Symonds	31.25%	5	16
167	Ken Sears	30.94%	43	139
168	Derek Gardner	30.86%	83	269
169	Bernie Marcus	30.77%	16	52
170	Mauro Forghieri	30.37%	195	642
171	Aurelio Lampredi	29.71%	131	441
172	Andy Smallman	29.51%	18	61
173	Ferdinand Porsche	29.41%	5	17
174	Bernard Boyer	28.46%	37	130
175	Bindo Maserati	27.59%	8	29
175	Ettore Maserati	27.59%	8	29
177	Bruno Zava	26.83%	11	41
177	Mario Tollentino	26.83%	11	41
179	Richard Divila	26.79%	30	112
180	Adrian Reynard	26.67%	24	90
181	Graham Heard	26.47%	9	34
182	Alan Mertens	26.09%	6	23
183	Jack Brabham	25.00%	1	4
	Martin Walters	25.00%	1	4
	Tom Boyce	25.00%	1	4
186	Tim Densham	24.49%	12	49
187	Bob Bell	22.92%	11	48
188	James Robinson	22.22%	8	36
189	Stefan Fober	22.00%	11	50
190	Christian Vanderpleyn	20.37%	22	108
191	Martin Slater	20.00%	1	5
191	Valerio Colotti	20.00%	1	5
193	Michel Costa	19.48%	30	154
194	Helmut Bott	13.68%	16	117
195	Wilhelm Hild	13.33%	18	135
196	Roberto Ori	12.50%	8	64
	Vic Morris	12.50%	2	16
	Renato Martini	12.50%	1	8
	Rudolf Krause	12.50%	1	8
200	Hans Mezger	11.88%	12	101
201	Peter Wyss	8.82%	3	34
202	Masao Ono	8.33%	1	12
203	Nino Frisson	6.25%	2	32

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