Disqualification Ratio

until 1979 United States 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	Sponsor	Disqualification Ratio	Disqualifications	Entries
1	Dempster	16.67%	2	12
2	Freepunt	6.67%	1	15
2	Hotel Arawak	6.67%	1	15
4	Viceroy	6.25%	1	16
5	Auto Motor und Sport	4.17%	1	24
6	BAF	3.85%	1	26
6	Matchbox	3.85%	1	26
8	SCS Micro System	3.57%	1	28
8	Varig	3.57%	1	28
10	HB Alarmsystemen	2.78%	1	36
11	ATS	1.61%	1	62
12	Chesterfield	1.56%	1	64
13	STP	1.30%	2	154
14	Warsteiner	1.27%	1	79
15	GKN	1.23%	1	81
16	Texaco	1.20%	3	249
17	Embassy	1.18%	1	85
18	Beta	1.09%	1	92
19	Esso	1.06%	1	94
20	Michelin	1.05%	1	95
21	Gold Leaf	0.94%	1	106
22	John Player Special	0.91%	2	219
23	Tissot	0.88%	1	114
24	UOP	0.83%	1	120
25	Fiat	0.78%	1	129
26	Yardley	0.67%	1	149
27	Duckhams	0.63%	1	159
28	Firestone	0.63%	2	319
29	Heuer	0.54%	2	368
29	Shell	0.54%	2	368
31	Fina	0.53%	2	378
32	Koni	0.52%	2	388
33	Martini	0.47%	1	214
34	Agip	0.46%	1	217
35	Marlboro	0.42%	2	472
36	Champion	0.41%	4	979
37	Ford	0.38%	1	265
38	Ferodo	0.36%	1	277
39	Goodyear	0.34%	6	1783

Finishing position: