13th Place Finish Ratio

until 1975 Austrian 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	13th Place Finish Ratio	13th Place Finishes	Entries
1	Pinch	25.00%	1	4
2	Copersucar	7.69%	1	13
3	Polar	6.25%	1	16
4	Bang & Olufsen	5.88%	1	17
5	Eifelland Caravans	5.00%	2	40
6	Embassy	4.94%	4	81
7	Pagnossin	4.17%	1	24
8	Arexons	4.00%	1	25
8	Matchbox	4.00%	1	25
10	Lockheed	3.85%	3	78
11	Girling	3.57%	1	28
12	Fiat	3.33%	1	30
13	Visit Argentina	3.12%	1	32
14	Politoys	2.78%	1	36
15	STP	2.60%	4	154
16	Beta	2.44%	1	41
17	Duckhams	2.33%	2	86
18	Champion	2.14%	9	420
19	Esso	2.13%	2	94
20	Magneti Marelli	2.02%	2	99
21	Heuer	1.94%	4	206
22	Schmitthelm	1.82%	1	55
22	SKF	1.82%	1	55
24	John Player Special	1.75%	2	114
25	Argentine Meat	1.61%	1	62
	Bardahl	1.61%	1	62
	YPF	1.61%	1	62
28	Brooke Bond Oxo	1.54%	1	65
29	Goodyear	1.51%	10	664
30	Shell	1.47%	4	273
31	Agip	1.35%	1	74
32	Yardley	1.34%	2	149
33	Motul	1.32%	1	76
34	Marlboro	1.28%	3	235
35	GKN	1.23%	1	81
36	UOP	1.22%	1	82
37	BP	1.00%	1	100
38	Gold Leaf	0.94%	1	106
39	Firestone	0.94%	3	319
40	Ford	0.77%	2	259
41	Elf	0.75%	2	267
42	Ferodo	0.68%	1	146

Finishing position: