Retirement Ratio

1974 Brandkop Winter Trophy
1974 Dutch GP
1975 Swedish GP

until 1974 Swedish 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
	Dave Baldwin	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
	Ray Jessop	100.00%	1	1
	Walter Gerstenberg	100.00%	1	1
13	Gianpaolo Dallara	81.82%	9	11
14	Bill Aston	75.00%	3	4
15	Arialdo Ruggieri	68.75%	11	16
16	Gianfranco Pederzani	66.67%	6	9
	Luciano Pederzani	66.67%	6	9
	Fred Wilkinson	66.67%	4	6
	Alan Phillips	66.67%	2	3
20	Mike Oliver	65.38%	34	52
20	Rodney Clarke	65.38%	34	52
22	Am�d�e Gordini	63.08%	82	130
23	Ernst Loof	61.11%	11	18
24	Geoffrey Taylor	60.00%	3	5
	Gordon Fowell	60.00%	3	5
	Harvey Postlethwaite	60.00%	3	5
27	Frank Costin	58.97%	46	78
28	Len Terry	58.50%	86	147
29	Len Bailey	57.14%	4	7
30	Shoichi Sano	56.52%	26	46
30	Yoshio Nakamura	56.52%	26	46
32	Eric Broadley	55.88%	19	34
33	Alberto Massimino	55.70%	44	79
34	Paul Emery	55.56%	10	18
	Alex von Falkenhausen	55.56%	5	9
	Reid Railton	55.56%	5	9
37	Morris Nunn	54.55%	6	11
37	Ted Cutting	54.55%	6	11
39	Derrick White	53.70%	58	108
40	Peter Berthon	53.23%	33	62
41	Alf Francis	52.08%	25	48
41	John Heath	52.08%	25	48
43	Dave Wass	50.98%	26	51
44	Doug Serrurier	50.00%	4	8
	H J Adlington	50.00%	2	4
	Alan McCall	50.00%	1	2
	Peter Wyss	50.00%	1	2
	Tom Boyce	50.00%	1	2
49	John Surtees	49.59%	61	123
50	Vittorio Bellentani	49.52%	154	311
51	Antonio Lago	49.38%	40	81
51	Carlo Marchetti	49.38%	40	81
53	Peter Wright	48.53%	33	68
54	Tony Southgate	47.44%	111	234
55	Gordon Murray	47.17%	25	53
56	Gioacchino Colombo	46.88%	158	337
57	Maurice Philippe	46.12%	101	219
58	John Clarke	45.71%	16	35
59	Robin Herd	45.68%	148	324
60	Jo Marquart	44.44%	16	36
61	Geoff Ferris	43.97%	51	116
62	Colin Chapman	43.90%	295	672
63	Ron Tauranac	43.84%	153	349
64	Mike Pilbeam	43.75%	35	80
65	Eddie Strait	43.18%	19	44
66	Ernesto Maserati	42.11%	8	19
66	Tony Robinson	42.11%	8	19
68	Peter Connew	40.54%	30	74
69	Shahab Ahmed	40.28%	29	72
70	Tony Rudd	40.10%	83	207
71	Vittorio Jano	39.60%	80	202
72	Owen Maddock	38.64%	148	383
73	Ralph Bellamy	38.56%	59	153
74	Mauro Forghieri	38.40%	96	250
75	Luigi Colani	37.50%	3	8
76	Hans Gassmann	35.90%	14	39
	Hans Scherrenberg	35.90%	14	39
	Ludwig Krause	35.90%	14	39
79	Gordon Coppuck	34.42%	53	154
80	Carlo Chiti	33.56%	49	146
81	Guglielmo Bellasi	33.33%	2	6
82	Aurelio Lampredi	32.16%	64	199
83	Gerard Ducarouge	30.91%	34	110
84	Bernard Boyer	30.77%	36	117
85	Derek Gardner	28.44%	31	109
86	Bindo Maserati	27.27%	3	11
86	Ettore Maserati	27.27%	3	11
88	Andy Smallman	23.08%	3	13
89	Helmut Bott	20.93%	9	43
90	Valerio Colotti	20.00%	1	5
91	Wilhelm Hild	17.74%	11	62
92	Hans Mezger	16.67%	5	30

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