Race Win Ratio

until 1984 South African 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 Industry	Race Win Ratio	Race Wins	Entries
1	Aviation	16.67%	5	30
1	Construction	16.67%	5	30
3	Photography	13.79%	8	58
4	Cleaning	12.90%	24	186
5	Sports wear	11.76%	4	34
6	Vehicle hire	11.22%	11	98
7	Wheels	10.99%	20	182
8	Nuts and bolts	9.88%	8	81
9	Car manufacture	9.27%	95	1025
10	Office equipment	8.20%	5	61
11	Brakes	8.01%	57	712
12	Airline	7.66%	19	248
13	Watches	7.30%	58	794
14	Motor industry	7.22%	72	997
15	Finance	6.55%	18	275
16	Adhesives	6.52%	3	46
17	Spark plugs	5.73%	117	2043
18	Tyres	5.61%	197	3513
19	Food	5.24%	15	286
20	Oil	4.75%	201	4228
21	Toiletries	4.70%	7	149
22	Tourism	4.65%	2	43
23	Dampers	4.52%	32	708
24	Tools	4.10%	16	390
25	Tobacco	4.06%	81	1994
26	Steering wheel	4.00%	8	200
27	Car care	3.70%	1	27
27	Modelmakers	3.70%	1	27
29	Transportation	3.57%	3	84
30	Drinks	3.40%	9	265
31	Car parts	3.14%	8	255
32	Medical	2.63%	1	38
33	Chemicals	2.44%	1	41
34	Caravan manufacture	1.64%	1	61
35	Clothing	1.47%	1	68
36	Alcohol	1.15%	5	435

Finishing position: