18th Place Finish Ratio

until 2021 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	Haas	3.67%	8	218
11	Venturi	3.12%	1	32
12	Toro Rosso	2.05%	11	536
13	Kurtis Kraft	1.55%	3	194
14	Williams	1.42%	22	1548
15	Racing Point	1.32%	1	76
16	Force India	1.18%	5	424
17	Shadow	1.15%	3	262
18	Minardi	0.89%	6	676
19	Sauber	0.89%	7	789
20	BMW	0.87%	2	229
21	LDS	0.67%	1	150
22	Honda	0.65%	1	154
23	Fittipaldi	0.62%	1	162
24	Surtees	0.61%	3	488
25	Ensign	0.60%	1	168
26	Lotus	0.51%	13	2550
27	Ligier	0.49%	3	615
28	Alfa Romeo	0.46%	2	435
29	McLaren	0.45%	10	2236
30	March	0.40%	3	757
31	Cooper	0.32%	5	1579
32	Connaught	0.31%	1	323
33	Maserati	0.29%	4	1393
34	Renault	0.25%	2	788
35	Ferrari	0.22%	6	2779
36	Benetton	0.19%	1	520
37	Lola	0.16%	1	615
38	Red Bull	0.16%	1	626
39	BRM	0.13%	1	797
40	Tyrrell	0.11%	1	930
41	Brabham	0.07%	1	1391

Finishing position: