10th Place Finish Ratio

until 1974 Brazilian GP

Ignore Indy 500 races
Ignore non-championship races
Note: records involving non-championship races may be inaccurate due to incomplete data.

Finishing position:

Pos	Designer	10th Place Finish Ratio	10th Place Finishes	Entries
1	Luigi Colani	22.22%	2	9
2	Valerio Colotti	20.00%	1	5
3	Ted Cutting	13.33%	2	15
4	Len Bailey	12.50%	1	8
5	Dave Wass	8.89%	4	45
6	Tony Robinson	6.90%	2	29
7	Alf Francis	6.25%	3	48
7	John Heath	6.25%	3	48
9	Eric Broadley	5.71%	2	35
10	Tony Southgate	5.68%	15	264
11	Wilhelm Hild	5.19%	7	135
12	Hans Mezger	4.95%	5	101
13	Helmut Bott	4.27%	5	117
14	Derek Gardner	4.24%	5	118
15	Mike Pilbeam	4.23%	3	71
16	Ernesto Maserati	4.08%	12	294
17	Derrick White	3.94%	5	127
18	John Clarke	3.85%	1	26
19	Len Terry	3.70%	7	189
20	Bindo Maserati	3.45%	1	29
20	Ettore Maserati	3.45%	1	29
22	Geoffrey Taylor	3.33%	2	60
23	Frank Costin	3.12%	3	96
24	Ralph Bellamy	3.07%	5	163
25	Mike Oliver	3.05%	8	262
25	Rodney Clarke	3.05%	8	262
27	Peter Wright	2.94%	3	102
28	Owen Maddock	2.80%	31	1106
29	Colin Chapman	2.75%	40	1457
30	Gordon Murray	2.63%	1	38
31	Geoff Ferris	2.55%	4	157
32	Eddie Strait	2.50%	2	80
33	Gioacchino Colombo	2.48%	18	726
34	Robin Herd	2.43%	10	412
35	Gordon Coppuck	2.41%	4	166
36	Antonio Lago	2.35%	7	298
36	Carlo Marchetti	2.35%	7	298
38	Jo Marquart	2.22%	1	45
39	Ron Tauranac	2.19%	14	639
40	Vittorio Bellentani	2.09%	13	621
41	John Surtees	2.08%	3	144
42	Tony Rudd	1.84%	5	272
43	Am�d�e Gordini	1.81%	7	386
44	Vittorio Jano	1.51%	4	265
45	Maurice Philippe	1.37%	5	365
46	Ernst Loof	1.20%	1	83
47	Carlo Chiti	1.16%	2	173
48	Aurelio Lampredi	1.13%	5	441
49	Mauro Forghieri	1.10%	3	272
50	Shahab Ahmed	0.98%	1	102
51	Reid Railton	0.96%	2	209
52	Peter Connew	0.95%	1	105
53	Gerard Ducarouge	0.83%	1	120
54	Bernard Boyer	0.77%	1	130
55	Alberto Massimino	0.65%	1	153

Finishing position: