18th Place Finish Ratio

until 2020 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	Car Manufacturer	18th Place Finish Ratio	18th Place Finishes	Entries
1	Dulon	33.33%	1	3
2	Stevens	22.22%	2	9
3	Caterham	15.18%	17	112
4	Virgin	14.47%	11	76
5	Manor	14.29%	6	42
6	Marussia	10.81%	16	148
7	Hispania	8.62%	10	116
8	Aiden-Cooper	7.69%	1	13
9	Super Aguri	5.13%	4	78
10	Venturi	3.12%	1	32
11	Toro Rosso	2.05%	11	536
12	Kurtis Kraft	1.55%	3	194
13	Force India	1.18%	5	424
14	Haas	1.15%	2	174
15	Shadow	1.15%	3	262
16	Williams	1.06%	16	1504
17	Minardi	0.89%	6	676
18	Sauber	0.89%	7	789
19	BMW	0.87%	2	229
20	LDS	0.67%	1	150
21	Honda	0.65%	1	154
22	Fittipaldi	0.62%	1	162
23	Surtees	0.61%	3	488
24	Ensign	0.60%	1	168
25	Alfa Romeo	0.51%	2	391
26	Lotus	0.51%	13	2550
27	Ligier	0.49%	3	615
28	McLaren	0.46%	10	2192
29	March	0.40%	3	757
30	Cooper	0.32%	5	1579
31	Connaught	0.31%	1	323
32	Maserati	0.29%	4	1393
33	Renault	0.26%	2	762
34	Ferrari	0.22%	6	2735
35	Benetton	0.19%	1	520
36	Red Bull	0.17%	1	582
37	Lola	0.16%	1	615
38	BRM	0.13%	1	797
39	Tyrrell	0.11%	1	930
40	Brabham	0.07%	1	1391

Finishing position: