15th 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	15th Place Finish Ratio	15th Place Finishes	Entries
1	Heck	50.00%	1	2
	Modus	50.00%	1	2
	Sherman	50.00%	1	2
4	Midland	13.89%	5	36
5	Marussia	10.81%	16	148
6	ATS (Ita)	10.00%	1	10
7	Caterham	9.82%	11	112
8	Spyker	8.82%	3	34
9	Hill	8.70%	2	23
10	Super Aguri	7.69%	6	78
11	Simtek	7.50%	3	40
12	Manor	7.14%	3	42
13	Gilby	6.67%	2	30
	Lesovsky	6.67%	1	15
	Lyncar	6.67%	1	15
16	Virgin	6.58%	5	76
17	Haas	6.42%	14	218
18	Toro Rosso	5.22%	28	536
19	Aston Martin	4.55%	2	44
19	Watson	4.55%	1	22
21	Minardi	4.14%	28	676
22	Kurtis Kraft	4.12%	8	194
23	Sauber	3.93%	31	789
24	Alfa Romeo	3.91%	17	435
25	Honda	3.90%	6	154
26	AlphaTauri	3.85%	2	52
26	Spirit	3.85%	1	26
28	Force India	3.54%	15	424
29	Hispania	3.45%	4	116
30	Jordan	3.40%	17	500
31	DB	3.12%	1	32
32	Toyota	2.85%	8	281
33	Dallara	2.78%	4	144
	De Klerk	2.78%	1	36
	OSCA	2.78%	1	36
36	Kuzma	2.70%	1	37
37	Williams	2.58%	40	1548
38	Footwork	2.58%	5	194
39	Prost	2.41%	4	166
40	Matra	2.22%	3	135
41	Onyx	2.08%	1	48
42	Renault	2.03%	16	788
43	Red Bull	1.92%	12	626
44	Hesketh	1.85%	2	108
44	Forti	1.85%	1	54
46	Ensign	1.79%	3	168
47	BAR	1.69%	4	236
48	HWM	1.68%	3	179
49	Iso Marlboro	1.67%	1	60
50	Leyton House	1.56%	1	64
51	Pacific	1.52%	1	66
52	Racing Point	1.32%	1	76
53	Emeryson	1.28%	1	78
54	Porsche	1.27%	2	157
55	Connaught	1.24%	4	323
56	Fittipaldi	1.23%	2	162
57	Arrows	1.17%	7	598
58	Shadow	1.15%	3	262
59	March	1.06%	8	757
60	Surtees	1.02%	5	488
61	Mercedes	1.02%	5	491
62	Cooper	0.95%	15	1579
63	BRM	0.88%	7	797
64	Lotus	0.86%	22	2550
65	Lola	0.81%	5	615
66	Delahaye	0.76%	1	131
66	Toleman	0.76%	1	131
68	Zakspeed	0.74%	1	136
69	ATS	0.68%	1	148
70	McLaren	0.67%	15	2236
71	Tyrrell	0.65%	6	930
72	Benetton	0.58%	3	520
73	Ferrari	0.58%	16	2779
74	Simca-Gordini	0.56%	1	178
75	BMW	0.44%	1	229
75	ERA	0.44%	1	229
77	Brabham	0.43%	6	1391
78	Osella	0.39%	1	254
79	Ligier	0.33%	2	615
80	Talbot-Lago	0.24%	1	420
81	Maserati	0.22%	3	1393

Finishing position: