15th Place Finish Ratio

until 1984 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	15th Place Finish Ratio	15th Place Finishes	Entries
1	Ernst Klodwig	50.00%	1	2
2	Martin Slater	20.00%	1	5
3	Alf Francis	6.25%	3	48
3	John Heath	6.25%	3	48
5	Morris Nunn	6.06%	2	33
6	Andy Smallman	4.92%	3	61
7	Bindo Maserati	3.45%	1	29
7	Ettore Maserati	3.45%	1	29
9	Antonio Tomaini	3.33%	1	30
10	Mike Pilbeam	3.12%	4	128
11	Claude Gallopin	3.03%	1	33
11	Henri Durand	3.03%	1	33
13	Bernard Boyer	2.31%	3	130
14	Ken Sears	2.16%	3	139
15	Richard Divila	2.08%	1	48
16	Hans Mezger	1.98%	2	101
17	Dave Wass	1.85%	7	378
18	Adrian Reynard	1.72%	1	58
19	Helmut Bott	1.71%	2	117
20	Carlo Chiti	1.67%	4	240
21	Wilhelm Hild	1.48%	2	135
22	John Gentry	1.46%	2	137
23	John Clarke	1.39%	1	72
24	Tony Southgate	1.34%	9	671
25	Eddie Strait	1.25%	1	80
26	Rory Byrne	1.19%	1	84
27	Robert Choulet	1.16%	2	173
28	John Surtees	1.15%	4	347
29	Mike Oliver	1.15%	3	262
29	Rodney Clarke	1.15%	3	262
31	Owen Maddock	1.08%	12	1106
32	Ralph Bellamy	1.08%	4	369
33	Neil Oatley	1.07%	2	187
33	Patrick Head	1.07%	2	187
35	Harvey Postlethwaite	1.05%	3	287
36	Geoff Aldridge	1.00%	1	100
37	Robin Herd	0.98%	7	715
38	Peter Connew	0.88%	1	113
39	Gerard Ducarouge	0.86%	3	348
40	Dave Baldwin	0.83%	1	121
40	Shahab Ahmed	0.83%	1	121
42	Mauro Forghieri	0.69%	4	580
43	Ernesto Maserati	0.68%	2	294
44	Peter Wright	0.68%	2	296
45	David North	0.65%	1	155
46	Gordon Coppuck	0.61%	3	494
47	Colin Chapman	0.60%	11	1848
48	Frank Dernie	0.51%	1	197
49	Len Terry	0.51%	1	198
50	Gordon Murray	0.50%	2	402
51	Michel Beaujon	0.49%	1	203
52	Reid Railton	0.48%	1	209
53	Geoff Ferris	0.45%	1	222
54	Vittorio Jano	0.38%	1	265
55	Martin Ogilvie	0.34%	1	290
56	Maurice Philippe	0.33%	2	598
57	Vittorio Bellentani	0.32%	2	621
58	Ron Tauranac	0.30%	2	672
59	Gioacchino Colombo	0.28%	2	726
60	Am�d�e Gordini	0.26%	1	386
61	Aurelio Lampredi	0.23%	1	441

Finishing position: