Disqualification Ratio

until 1977 Canadian 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	Entrant	Disqualification Ratio	Disqualifications	Entries
1	John Maryon	100.00%	1	1
1	Richard Robarts	100.00%	1	1
3	George Walther Jr	33.33%	1	3
4	Revson Racing	20.00%	1	5
5	Hexagon Racing	14.29%	1	7
6	ATS Wheels	12.50%	1	8
6	HB Bewaking Alarmsystemen	12.50%	1	8
8	Team Tyrrell	10.00%	1	10
9	Auto Motor und Sport/Team Surtees	9.09%	1	11
9	Bruce Halford	9.09%	1	11
11	Clarke-Mordaunt-Guthrie Racing	6.25%	1	16
12	Vel's Parnelli Jones Racing	5.56%	1	18
13	Team Tissot Ensign	5.00%	1	20
14	Team Ensign	4.88%	2	41
15	Arrows Racing Team	3.57%	1	28
16	Beta Team Surtees	3.23%	1	31
17	STP March Racing Team	2.86%	2	70
17	Anglo American Racers	2.86%	1	35
19	British Racing Partnership	2.56%	1	39
20	Marlboro Team McLaren	1.68%	2	119
21	Yardley Team BRM	1.35%	1	74
22	Team Surtees	1.22%	1	82
23	UOP Shadow Racing Team	1.14%	1	88
24	Equipe Gordini	1.10%	2	181
25	Martini Racing	1.03%	1	97
26	Gold Leaf Team Lotus	0.94%	1	106
27	John Player Team Lotus	0.92%	2	217
28	R.R.C. Walker Racing Team	0.81%	1	123
29	Scuderia Ferrari	0.60%	2	332
30	Officine Alfieri Maserati	0.47%	1	214
31	Scuderia Ferrari SpA SEFAC	0.45%	2	442
32	Team Lotus	0.45%	1	224
33	Cooper Car Co	0.40%	1	252

Finishing position: