12th Place Finish Ratio

until 1976 British 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	12th Place Finish Ratio	12th Place Finishes	Entries
1	Sunoco	50.00%	1	2
2	Gitanes	22.22%	2	9
3	Monaco Fine Arts Gallery	12.50%	1	8
4	Tabatip	11.11%	2	18
5	Fiat	10.00%	3	30
6	Visit Argentina	9.38%	3	32
7	Auto Motor und Sport	8.33%	2	24
7	Pagnossin	8.33%	2	24
9	HB Alarmsystemen	7.69%	2	26
10	Eifelland Caravans	7.50%	3	40
11	Embassy	7.06%	6	85
12	Elan	6.45%	2	31
12	Stroh	6.45%	2	31
14	Viceroy	6.25%	1	16
15	Valvoline	5.48%	4	73
16	Esso	5.32%	5	94
17	Lavazza	5.00%	1	20
18	Argentine Meat	4.84%	3	62
	Bardahl	4.84%	3	62
	YPF	4.84%	3	62
21	STP	3.90%	6	154
22	UOP	3.77%	4	106
23	Copersucar	3.57%	1	28
24	Heuer	3.49%	8	229
25	Ambrozium	3.23%	1	31
26	First National City	2.94%	1	34
27	Fina	2.90%	6	207
28	Reynolds Aluminium	2.86%	1	35
29	Motul	2.63%	2	76
30	Lockheed	2.56%	2	78
31	Martini	2.44%	3	123
32	Gulf	2.27%	1	44
33	Goodyear	2.26%	19	841
34	Marlboro	2.14%	6	280
35	Shell	2.13%	6	282
36	Yardley	2.01%	3	149
37	Iso	1.75%	1	57
38	Duckhams	1.71%	2	117
39	Firestone	1.57%	5	319
40	Personal	1.56%	1	64
41	Texaco	1.49%	2	134
42	Champion	1.49%	7	471
43	John Player Special	1.47%	2	136
44	Ferodo	1.37%	2	146
45	Elf	1.03%	3	291
45	Agip	1.03%	1	97
47	BP	1.00%	1	100
48	Magneti Marelli	0.96%	1	104
49	Ford	0.39%	1	259

Finishing position: