12th 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	12th Place Finish Ratio	12th Place Finishes	Entries
1	Ernst Klodwig	50.00%	1	2
2	Valerio Colotti	20.00%	1	5
3	Gordon Murray	7.89%	3	38
4	Tony Robinson	6.90%	2	29
5	Eric Broadley	5.71%	2	35
6	Mike Pilbeam	4.23%	3	71
7	Shahab Ahmed	3.92%	4	102
8	John Clarke	3.85%	1	26
9	Peter Connew	3.81%	4	105
10	Geoffrey Taylor	3.33%	2	60
11	Geoff Ferris	3.18%	5	157
12	Ralph Bellamy	3.07%	5	163
13	John Surtees	2.78%	4	144
14	Ernst Loof	2.41%	2	83
15	Wilhelm Hild	2.22%	3	135
15	Jo Marquart	2.22%	1	45
17	Frank Costin	2.08%	2	96
	Alf Francis	2.08%	1	48
	John Heath	2.08%	1	48
20	Owen Maddock	2.08%	23	1106
21	Antonio Lago	2.01%	6	298
21	Carlo Marchetti	2.01%	6	298
23	Tony Southgate	1.89%	5	264
24	Mauro Forghieri	1.84%	5	272
25	Gordon Coppuck	1.81%	3	166
26	Ron Tauranac	1.72%	11	639
27	Gerard Ducarouge	1.67%	2	120
28	Derrick White	1.57%	2	127
29	Bernard Boyer	1.54%	2	130
30	Mike Oliver	1.53%	4	262
30	Rodney Clarke	1.53%	4	262
32	Robin Herd	1.46%	6	412
33	Colin Chapman	1.37%	20	1457
34	Alberto Massimino	1.31%	2	153
35	Tony Rudd	1.10%	3	272
36	Hans Mezger	0.99%	1	101
37	Peter Wright	0.98%	1	102
38	Reid Railton	0.96%	2	209
39	Dante Giacosa	0.88%	1	113
40	Helmut Bott	0.85%	1	117
41	Carlo Chiti	0.58%	1	173
42	Len Terry	0.53%	1	189
43	Aurelio Lampredi	0.45%	2	441
44	Gioacchino Colombo	0.41%	3	726
45	Vittorio Jano	0.38%	1	265
46	Vittorio Bellentani	0.32%	2	621
47	Maurice Philippe	0.27%	1	365
48	Am�d�e Gordini	0.26%	1	386

Finishing position: