Retirement Ratio

1990 United States GP
1990 Australian GP

until 1989 Australian 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
	Andy Brown	100.00%	1	1
	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
12	Tim Feast	76.92%	20	26
13	Bill Aston	75.00%	3	4
14	Giuseppe Petrotta	69.57%	64	92
15	Luigi Marmiroli	69.39%	34	49
16	Arialdo Ruggieri	68.75%	11	16
17	André de Cortanze	67.74%	21	31
18	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
23	Paul Brown	65.91%	29	44
24	Mike Oliver	65.38%	34	52
24	Rodney Clarke	65.38%	34	52
26	Mario Tolentino	64.52%	80	124
27	Giacomo Caliri	64.47%	98	152
28	Giorgio Stirano	63.64%	7	11
29	Amédée Gordini	63.08%	82	130
30	Ernst Loof	61.11%	11	18
31	François Castaing	60.28%	85	141
31	Marcel Hubert	60.28%	85	141
33	Geoffrey Taylor	60.00%	3	5
34	Frank Costin	58.97%	46	78
35	David North	58.03%	159	274
36	Adrian Newey	57.81%	37	64
37	Ray Stokoe	57.14%	8	14
38	Shoichi Sano	56.52%	26	46
38	Yoshio Nakamura	56.52%	26	46
40	Len Terry	55.77%	87	156
41	Alberto Massimino	55.70%	44	79
42	Paul Emery	55.56%	10	18
	Alex von Falkenhausen	55.56%	5	9
	Reid Railton	55.56%	5	9
45	Ross Brawn	54.55%	72	132
45	Ted Cutting	54.55%	6	11
47	Henri Durand	53.80%	99	184
48	Derrick White	53.70%	58	108
49	John Baldwin	53.64%	118	220
50	Peter Berthon	53.23%	33	62
51	John Clarke	52.94%	36	68
52	Tim Holloway	52.83%	28	53
53	Alf Francis	52.08%	25	48
53	John Heath	52.08%	25	48
55	Michel Tetu	51.89%	137	264
56	Jean-Marc d'Adda	51.61%	16	31
57	Chris Murphy	51.19%	86	168
58	Gustav Brunner	50.00%	108	216
	Enrique Scalabroni	50.00%	32	64
	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
64	Vittorio Bellentani	49.52%	154	311
65	Gordon Murray	49.47%	233	471
66	Robert Choulet	49.41%	84	170
67	Antonio Lago	49.38%	40	81
67	Carlo Marchetti	49.38%	40	81
69	Gianpaolo Dallara	49.15%	29	59
70	Eric Broadley	49.14%	57	116
71	Geoff Aldridge	48.91%	45	92
72	Sergio Rinland	48.71%	113	232
73	Bernard Dudot	48.35%	44	91
74	Rory Byrne	47.88%	124	259
75	Arturo Merzario	47.62%	10	21
76	Michel Beaujon	47.53%	154	324
77	Mike Pilbeam	47.46%	56	118
78	Gioacchino Colombo	46.88%	158	337
79	Aldo Costa	46.88%	30	64
79	Mike Coughlan	46.88%	15	32
81	Heinz Zollner	46.67%	28	60
81	Ignazio Lunetta	46.67%	7	15
83	Nigel Bennett	46.58%	34	73
84	Herve Guilpin	46.51%	20	43
85	Nigel Cowperthwaite	46.15%	12	26
85	Tomasso Carletti	46.15%	12	26
87	Tim Wright	45.83%	11	24
88	Hans Fouche	45.31%	29	64
89	Peter Wright	44.84%	113	252
90	Claude Gallopin	44.50%	89	200
91	Jo Marquart	44.44%	16	36
92	Tony Southgate	44.39%	265	597
93	Martin Ogilvie	44.34%	192	433
94	Jean-Claude Migeot	44.32%	82	185
95	Colin Chapman	44.23%	433	979
96	Robin Herd	43.59%	255	585
97	Gerard Ducarouge	43.51%	228	524
98	John Barnard	43.22%	118	273
99	Ron Tauranac	43.21%	156	361
100	Eddie Strait	43.18%	19	44
101	Carlo Chiti	43.13%	91	211
102	Dave Wass	42.95%	192	447
103	Gordon Kimball	42.86%	54	126
	Eghbal Hamidy	42.86%	3	7
	Gordon Fowell	42.86%	3	7
106	Tim Wadrop	42.62%	26	61
107	Dave Kelly	42.55%	20	47
108	Geoff Ferris	42.42%	70	165
109	Dave Baldwin	42.24%	49	116
110	Ernesto Maserati	42.11%	8	19
110	Tony Robinson	42.11%	8	19
112	John Gentry	41.01%	73	178
113	Peter Connew	40.54%	30	74
114	Tony Rudd	40.10%	83	207
115	Giocomo Caliri	40.00%	4	10
116	Vittorio Jano	39.60%	80	202
117	Ralph Bellamy	39.38%	126	320
118	Maurice Philippe	39.34%	227	577
119	Harvey Postlethwaite	38.87%	152	391
120	Antonio Tomaini	38.71%	24	62
121	Owen Maddock	38.64%	148	383
122	Shahab Ahmed	38.55%	32	83
123	John Surtees	38.46%	100	260
123	Morris Nunn	38.46%	10	26
125	Gordon Coppuck	37.97%	172	453
126	Neil Oatley	37.66%	116	308
127	Luigi Colani	37.50%	3	8
128	Hans Gassmann	35.90%	14	39
	Hans Scherrenberg	35.90%	14	39
	Ludwig Krause	35.90%	14	39
131	Len Bailey	35.71%	5	14
132	Giorgio Valentini	34.55%	19	55
133	Patrick Head	34.51%	127	368
134	Frank Dernie	34.24%	138	403
135	Guglielmo Bellasi	33.33%	2	6
135	Martin Walters	33.33%	1	3
137	Mauro Forghieri	33.16%	188	567
138	Derek Gardner	32.76%	76	232
139	Aurelio Lampredi	32.16%	64	199
140	Brian Lisles	31.42%	71	226
141	Andy Smallman	30.91%	17	55
142	Bernard Boyer	30.77%	36	117
143	Christian Vanderpleyn	30.56%	22	72
143	Michel Costa	30.56%	22	72
145	Ken Sears	29.81%	31	104
146	Nigel Stroud	29.55%	13	44
147	Adrian Reynard	28.57%	16	56
148	Alan Jenkins	28.12%	9	32
148	Bernie Marcus	28.12%	9	32
150	Richard Divila	27.85%	22	79
151	Bindo Maserati	27.27%	3	11
151	Ettore Maserati	27.27%	3	11
153	Bruno Zava	26.83%	11	41
153	Mario Tollentino	26.83%	11	41
155	Graham Heard	26.47%	9	34
156	Tom Boyce	25.00%	1	4
157	Alan Mertens	23.81%	5	21
158	Bob Bell	22.92%	11	48
159	Stefan Fober	22.00%	11	50
160	Helmut Bott	20.93%	9	43
161	Valerio Colotti	20.00%	1	5
162	Roberto Ori	19.44%	7	36
163	Steve Nichols	18.75%	12	64
164	Wilhelm Hild	17.74%	11	62
165	Hans Mezger	16.67%	5	30
166	Renato Martini	14.29%	1	7
167	Masao Ono	9.09%	1	11
168	Peter Wyss	8.82%	3	34
169	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