Race Win Ratio

until 1977 Monaco 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	Race Win Ratio	Race Wins	Entries
1	Banco Iberica	33.33%	1	3
	Car Plan	33.33%	1	3
	MD4	33.33%	1	3
	Medinabi	33.33%	1	3
	Titbits	33.33%	1	3
	Ultramar	33.33%	1	3
	Visit Spain	33.33%	1	3
8	Iberia Airlines	25.00%	1	4
9	Arexons	23.81%	10	42
10	Girling	21.43%	6	28
11	Hi-Line	20.00%	1	5
12	NGK	19.35%	6	31
13	Schmitthelm	18.33%	11	60
13	SKF	18.33%	11	60
15	Michelin	16.67%	2	12
16	Agip	15.79%	21	133
17	Imperial Tobacco	15.38%	2	13
18	Autolite	14.93%	10	67
19	Magneti Marelli	14.42%	15	104
20	Texaco	14.29%	25	175
21	Olympus	13.64%	3	22
22	Ford	12.60%	33	262
23	John Player Special	11.30%	20	177
24	Heuer	10.58%	29	274
25	Gold Leaf	10.38%	11	106
26	GKN	9.88%	8	81
27	Elan	9.68%	3	31
27	Stroh	9.68%	3	31
29	Dunlop	9.62%	10	104
30	Fiat	9.26%	5	54
31	Elf	9.25%	31	335
32	Goodyear	7.33%	83	1133
33	Koni	7.14%	6	84
34	Shell	6.64%	20	301
35	Champion	6.62%	38	574
36	Firestone	6.58%	21	319
37	Castrol	6.45%	2	31
38	Valvoline	4.88%	6	123
39	Polar	4.76%	1	21
40	Yardley	4.70%	7	149
41	Marlboro	4.42%	15	339
42	Lockheed	3.85%	3	78
43	Ferodo	3.73%	6	161
44	Martini	3.23%	5	155
45	Duckhams	2.86%	4	140
46	First National City	2.74%	2	73
47	Personal	2.41%	2	83
48	Fina	2.38%	7	294
49	Gulf	2.27%	1	44
50	Beta	1.37%	1	73
51	Esso	1.06%	1	94
52	BP	1.00%	1	100
53	UOP	0.83%	1	120

Finishing position: