20th Place Finish Ratio

until 2007 Australian 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	20th Place Finish Ratio	20th Place Finishes	Entries
1	Perdigao	3.12%	1	32
2	Bharat Petroleum Co	2.63%	1	38
	JK Tyres	2.63%	1	38
	Speed	2.63%	1	38
5	Sobranie	2.50%	1	40
6	Penthouse	2.20%	2	91
7	Galp	1.89%	1	53
8	ATI	1.35%	1	74
	Kingdom of Bahrain	1.35%	1	74
	Rand Worldwide	1.35%	1	74
11	Rizla	1.15%	2	174
12	Attenda	0.94%	1	106
12	RE/MAX Europe	0.94%	1	106
14	Trust	0.93%	1	108
15	Scientio	0.89%	1	112
16	Leyton House	0.69%	1	144
	Superfund	0.69%	1	144
	Touchpaper	0.69%	1	144
19	Tata	0.67%	1	150
20	Laurent-Perrier	0.56%	1	178
21	Tridion	0.40%	1	248
22	Honda	0.25%	1	402
23	Courtaulds	0.22%	1	446
24	TAG-Heuer	0.17%	1	600
25	BP	0.15%	1	647
26	Hugo Boss	0.15%	1	666
27	Sabelt	0.14%	1	699
28	Shell	0.08%	1	1270
29	Bridgestone	0.07%	1	1444
30	Marlboro	0.05%	1	2120

Finishing position: