10th Place Finish Ratio

until 1974 Swedish GP

Include 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	Harvey Postlethwaite	14.29%	1	7
4	Ted Cutting	13.33%	2	15
5	Len Bailey	12.50%	1	8
6	Dave Wass	7.14%	4	56
7	Tony Robinson	6.90%	2	29
8	Alf Francis	6.25%	3	48
8	John Heath	6.25%	3	48
10	Eric Broadley	5.71%	2	35
11	Tony Southgate	5.21%	15	288
12	Wilhelm Hild	5.19%	7	135
13	Hans Mezger	4.95%	5	101
14	Helmut Bott	4.27%	5	117
15	Ernesto Maserati	4.12%	12	291
16	Derrick White	3.94%	5	127
17	Derek Gardner	3.82%	5	131
18	Len Terry	3.70%	7	189
19	Bindo Maserati	3.45%	1	29
19	Ettore Maserati	3.45%	1	29
21	Mike Pilbeam	3.41%	3	88
22	Geoffrey Taylor	3.33%	2	60
23	Frank Costin	3.12%	3	96
24	Mike Oliver	3.05%	8	262
24	Rodney Clarke	3.05%	8	262
26	Robin Herd	3.04%	13	427
27	Peter Wright	2.94%	3	102
28	John Clarke	2.86%	1	35
29	Owen Maddock	2.80%	31	1106
30	Ralph Bellamy	2.73%	5	183
31	Colin Chapman	2.70%	40	1480
32	Geoff Ferris	2.52%	4	159
33	Eddie Strait	2.50%	2	80
34	Gioacchino Colombo	2.48%	18	726
35	Antonio Lago	2.35%	7	298
35	Carlo Marchetti	2.35%	7	298
37	Ron Tauranac	2.33%	15	645
38	Jo Marquart	2.22%	1	45
39	Gordon Coppuck	2.09%	4	191
40	Vittorio Bellentani	2.09%	13	621
41	John Surtees	1.88%	3	160
42	Tony Rudd	1.84%	5	272
43	Am�d�e Gordini	1.81%	7	386
44	Gordon Murray	1.67%	1	60
45	Vittorio Jano	1.51%	4	265
46	Maurice Philippe	1.36%	5	368
47	Ernst Loof	1.20%	1	83
48	Carlo Chiti	1.16%	2	173
49	Aurelio Lampredi	1.14%	5	440
50	Mauro Forghieri	1.06%	3	284
51	Shahab Ahmed	0.98%	1	102
52	Reid Railton	0.96%	2	209
53	Peter Connew	0.95%	1	105
54	Gerard Ducarouge	0.83%	1	120
55	Bernard Boyer	0.77%	1	130
56	Alberto Massimino	0.65%	1	153

Finishing position: