13th Place Finish Ratio

until 1977 Japanese 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	Theodore Racing	20.00%	2	10
3	Citizen	16.67%	1	6
4	Hi-Line	10.00%	2	20
	Glasurit	10.00%	1	10
	Skol	10.00%	1	10
7	LEC	9.09%	1	11
8	HB Alarmsystemen	8.33%	3	36
9	BAF	7.69%	2	26
9	Iberia Airlines	7.69%	1	13
11	F&S Properties	6.90%	2	29
12	Copersucar	6.33%	5	79
13	Fruit of the Loom	6.25%	1	16
14	Bang & Olufsen	5.88%	1	17
15	Eifelland Caravans	5.00%	2	40
16	Essex	4.76%	1	21
16	Polar	4.76%	1	21
18	Embassy	4.71%	4	85
19	Duckhams	4.55%	7	154
20	Tissot	4.30%	4	93
21	Pagnossin	4.17%	1	24
22	Lockheed	3.85%	3	78
22	Matchbox	3.85%	1	26
24	BS Fabrications	3.70%	1	27
25	Girling	3.57%	1	28
	Penthouse	3.57%	1	28
	Rizla	3.57%	1	28
28	ATS	3.51%	2	57
29	Beta	3.26%	3	92
30	Visit Argentina	3.12%	1	32
31	Ambrosio	2.86%	1	35
32	Albilad	2.78%	1	36
	Politoys	2.78%	1	36
	USI	2.78%	1	36
35	Durex	2.70%	1	37
36	First National City	2.61%	3	115
37	STP	2.60%	4	154
38	Castrol	2.38%	2	84
39	Esso	2.13%	2	94
39	Saudia	2.13%	1	47
41	Champion	2.04%	18	882
42	John Player Special	1.83%	4	219
43	SKF	1.80%	2	111
44	Personal	1.74%	2	115
45	Shell	1.70%	6	352
46	Goodyear	1.62%	27	1663
47	Argentine Meat	1.61%	1	62
	Bardahl	1.61%	1	62
	YPF	1.61%	1	62
50	Fina	1.59%	6	378
51	Chesterfield	1.56%	1	64
52	Brooke Bond Oxo	1.54%	1	65
53	Valvoline	1.52%	3	198
54	Villiger	1.49%	1	67
55	Yardley	1.34%	2	149
56	Marlboro	1.33%	6	450
57	Motul	1.32%	1	76
58	GKN	1.23%	1	81
58	Schmitthelm	1.23%	1	81
60	Magneti Marelli	1.20%	2	167
61	Arexons	1.18%	1	85
62	Heuer	1.12%	4	356
63	NGK	1.02%	1	98
64	Tabatip	1.01%	1	99
65	BP	1.00%	1	100
66	Martini	0.99%	2	203
67	Gold Leaf	0.94%	1	106
68	Firestone	0.94%	3	319
69	Elf	0.93%	4	432
70	Fiat	0.85%	1	117
71	UOP	0.83%	1	120
72	Ford	0.75%	2	265
73	Koni	0.69%	2	290
74	Agip	0.51%	1	198
75	Ferodo	0.41%	1	245

Finishing position: