Disqualification Ratio

until 1975 Brazilian GP

Include Indy 500 races
Ignore non-championship races
Note: records involving non-championship races may be inaccurate due to incomplete data.

Finishing position:

Pos	Entrant	Disqualification Ratio	Disqualifications	Entries
1	John Maryon	100.00%	1	1
2	Vel's Parnelli Jones Racing	25.00%	1	4
3	Revson Racing	20.00%	1	5
4	Team Ensign	10.53%	2	19
5	Auto Motor und Sport/Team Surtees	9.09%	1	11
5	Bruce Halford	9.09%	1	11
7	Clarke-Mordaunt-Guthrie Racing	6.25%	1	16
8	STP March Racing Team	2.86%	2	70
8	Anglo American Racers	2.86%	1	35
10	British Racing Partnership	2.56%	1	39
11	Team Surtees	2.33%	1	43
12	John Player Team Lotus	2.25%	2	89
13	UOP Shadow Racing Team	1.69%	1	59
14	Yardley Team BRM	1.35%	1	74
15	Equipe Gordini	1.10%	2	181
16	Gold Leaf Team Lotus	0.94%	1	106
17	R.R.C. Walker Racing Team	0.81%	1	123
18	Scuderia Ferrari	0.60%	2	332
19	Officine Alfieri Maserati	0.47%	1	214
20	Team Lotus	0.45%	1	224
21	Cooper Car Co	0.40%	1	252
22	Scuderia Ferrari SpA SEFAC	0.33%	1	305

Finishing position: