13th Place Finish Ratio

until 1972 Argentine 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	13th Place Finish Ratio	13th Place Finishes	Entries
1	Fred Wilkinson	16.67%	1	6
2	Doug Serrurier	12.50%	1	8
3	Shoichi Sano	4.17%	2	48
3	Yoshio Nakamura	4.17%	2	48
5	Helmut Bott	3.42%	4	117
6	Eric Broadley	2.86%	1	35
7	Wilhelm Hild	2.22%	3	135
8	Alf Francis	2.08%	1	48
8	John Heath	2.08%	1	48
10	Hans Mezger	1.98%	2	101
11	Peter Wright	1.96%	2	102
12	Reid Railton	1.91%	4	209
13	Owen Maddock	1.90%	21	1106
14	Tony Rudd	1.84%	5	272
15	Antonio Lago	1.68%	5	298
15	Carlo Marchetti	1.68%	5	298
17	Geoffrey Taylor	1.67%	1	60
18	Peter Berthon	1.56%	1	64
19	Geoff Ferris	1.47%	1	68
20	Robin Herd	1.42%	4	281
21	Frank Costin	1.28%	1	78
22	Ernst Loof	1.20%	1	83
23	Mike Oliver	1.15%	3	262
23	Rodney Clarke	1.15%	3	262
25	Ron Tauranac	1.14%	7	613
26	Maurice Philippe	1.04%	3	289
27	Colin Chapman	1.03%	14	1353
28	Tony Southgate	1.02%	1	98
29	Gerard Ducarouge	0.92%	1	109
30	Mauro Forghieri	0.90%	2	222
31	Bernard Boyer	0.84%	1	119
32	Gordon Coppuck	0.78%	1	129
33	Ernesto Maserati	0.68%	2	294
34	Aurelio Lampredi	0.45%	2	441
35	Gioacchino Colombo	0.41%	3	726
36	Vittorio Bellentani	0.32%	2	621
37	Am�d�e Gordini	0.26%	1	386

Finishing position: