Disqualification Ratio

until 1988 Mexican 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	Disqualification Ratio	Disqualifications	Entries
1	Ignazio Lunetta	33.33%	1	3
2	Bruno Zava	25.00%	2	8
2	Mario Tollentino	25.00%	2	8
4	Brian Lisles	10.95%	22	201
5	Giocomo Caliri	10.00%	1	10
6	Bindo Maserati	6.90%	2	29
6	Ettore Maserati	6.90%	2	29
8	Morris Nunn	6.06%	2	33
9	Heinz Zollner	5.56%	2	36
9	Stefan Fober	5.56%	1	18
11	Maurice Philippe	3.73%	27	724
12	Antonio Tomaini	3.33%	1	30
13	Steve Nichols	2.50%	1	40
14	John Barnard	2.27%	5	220
	Chris Murphy	2.27%	2	88
	Herve Guilpin	2.27%	1	44
17	Gordon Kimball	2.08%	2	96
18	Geoff Ferris	1.80%	4	222
19	Dave Baldwin	1.65%	2	121
20	Gustav Brunner	1.64%	2	122
21	Tim Wadrop	1.59%	1	63
22	Peter Berthon	1.56%	1	64
23	Eddie Strait	1.25%	1	80
24	Frank Costin	1.04%	1	96
25	Len Terry	1.01%	2	198
26	Martin Ogilvie	0.94%	4	424
27	Aurelio Lampredi	0.91%	4	441
28	Ron Tauranac	0.89%	6	672
29	Dante Giacosa	0.88%	1	113
29	Peter Connew	0.88%	1	113
31	John Surtees	0.86%	3	347
32	Shahab Ahmed	0.83%	1	121
33	Giacomo Caliri	0.81%	1	123
34	Ken Sears	0.72%	1	139
35	Neil Oatley	0.70%	2	285
36	Ernesto Maserati	0.68%	2	294
37	Mauro Forghieri	0.66%	4	610
38	Alberto Massimino	0.65%	1	153
39	Colin Chapman	0.65%	12	1848
40	Claude Gallopin	0.65%	1	155
40	Henri Durand	0.65%	1	155
42	Patrick Head	0.62%	2	321
43	Frank Dernie	0.60%	2	331
44	Gordon Coppuck	0.57%	3	528
45	John Gentry	0.56%	1	179
46	Am�d�e Gordini	0.52%	2	386
47	John Baldwin	0.52%	1	194
48	Tony Southgate	0.45%	3	672
49	Dave Wass	0.42%	2	471
50	Robin Herd	0.42%	3	715
51	Michel Tetu	0.42%	1	240
52	Gerard Ducarouge	0.41%	2	482
53	Gordon Murray	0.40%	2	495
54	David North	0.36%	1	280
55	Peter Wright	0.34%	1	296
56	Vittorio Bellentani	0.32%	2	621
57	Harvey Postlethwaite	0.26%	1	381
58	Ralph Bellamy	0.26%	1	387
59	Owen Maddock	0.18%	2	1106
60	Gioacchino Colombo	0.14%	1	726

Finishing position: