20th Place Finish Ratio

until 2013 British GP

Include 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	20th Place Finish Ratio	20th Place Finishes	Entries
1	Promotions	5.88%	2	34
1	Property development	5.88%	2	34
3	Welding equipment	3.27%	13	398
4	Sports management	2.86%	2	70
5	Maps	1.96%	2	102
6	Bicycles	1.82%	2	110
7	Fireproof clothing	1.21%	23	1895
8	Publishing	1.06%	4	376
9	Chemicals	0.82%	13	1583
10	Real estate	0.80%	2	250
11	Modelmakers	0.62%	2	323
12	Razors	0.61%	1	164
13	Medical	0.54%	2	370
14	Internet support	0.47%	2	422
15	Fleet management	0.46%	2	431
16	Marketing agency	0.37%	2	542
17	Computer network	0.34%	3	890
18	Shoes	0.34%	5	1486
19	Metal working	0.33%	2	609
19	Sunglasses	0.33%	2	609
21	Tyres	0.33%	36	10982
22	News	0.32%	2	622
23	Technology consultancy	0.29%	2	692
24	Motor industry	0.28%	25	8813
25	Power generation	0.28%	2	706
26	Computer hardware	0.28%	4	1429
27	Motor racing	0.27%	2	729
28	Airline	0.26%	4	1540
29	Car import	0.23%	1	430
30	Software	0.23%	15	6452
31	Tools	0.21%	6	2847
32	Tourism	0.21%	1	482
33	Television	0.20%	2	990
34	Car manufacture	0.18%	13	7109
35	Energy drink	0.18%	3	1710
36	Seat belts	0.16%	2	1235
37	Machine tools	0.15%	7	4643
38	Electronics	0.13%	7	5293
39	Batteries	0.13%	1	785
40	Finance	0.12%	4	3229
41	Alcohol	0.12%	4	3350
42	CAD/CAM software	0.11%	6	5373
43	Fashion	0.11%	2	1800
44	Watches	0.09%	3	3216
45	Clothing	0.09%	3	3224
46	Data storage	0.09%	1	1125
47	Heavy vehicles	0.09%	2	2302
48	Communications	0.07%	5	6911
49	Cleaning	0.07%	1	1424
50	Food	0.06%	1	1791
51	Computer manufacturer	0.05%	2	3676
52	Tobacco	0.05%	4	7583
53	Materials	0.05%	1	2030
54	Oil	0.05%	6	13292
55	Wheels	0.04%	2	4562
56	Brakes	0.04%	1	2516
57	Drinks	0.04%	1	2696
58	Sports wear	0.03%	1	3133
59	Spark plugs	0.02%	1	4035

Finishing position: