15th Place Finish Ratio

until 2011 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	ATS (Ita)	10.00%	1	10
6	Spyker	8.82%	3	34
7	Hill	8.70%	2	23
8	Super Aguri	7.69%	6	78
9	Simtek	7.50%	3	40
10	Virgin	7.14%	4	56
11	Gilby	6.67%	2	30
	Lesovsky	6.67%	1	15
	Lyncar	6.67%	1	15
14	Force India	6.35%	8	126
15	Hispania	5.36%	3	56
16	Toro Rosso	4.59%	9	196
17	Watson	4.55%	1	22
18	Minardi	4.14%	28	676
19	Kurtis Kraft	4.12%	8	194
20	Honda	3.90%	6	154
21	Spirit	3.85%	1	26
22	Jordan	3.40%	17	500
23	DB	3.12%	1	32
24	Toyota	2.85%	8	281
25	Dallara	2.78%	4	144
	De Klerk	2.78%	1	36
	OSCA	2.78%	1	36
28	Kuzma	2.70%	1	37
29	Footwork	2.58%	5	194
30	Prost	2.41%	4	166
31	Matra	2.22%	3	135
32	Red Bull	2.14%	5	234
33	Onyx	2.08%	1	48
34	Hesketh	1.85%	2	108
34	Forti	1.85%	1	54
36	Ensign	1.79%	3	168
37	BAR	1.69%	4	236
38	HWM	1.68%	3	179
39	Iso Marlboro	1.67%	1	60
40	Leyton House	1.56%	1	64
41	Pacific	1.52%	1	66
42	Williams	1.38%	16	1156
43	Emeryson	1.28%	1	78
44	Porsche	1.27%	2	157
45	Connaught	1.24%	4	323
46	Fittipaldi	1.23%	2	162
47	Renault	1.23%	7	568
48	Arrows	1.17%	7	598
49	Shadow	1.15%	3	262
50	March	1.06%	8	757
51	Surtees	1.02%	5	488
52	Mercedes	1.01%	1	99
53	Cooper	0.95%	15	1579
54	BRM	0.88%	7	797
55	Lola	0.81%	5	615
56	Delahaye	0.76%	1	131
56	Toleman	0.76%	1	131
58	Lotus	0.76%	18	2376
59	Zakspeed	0.74%	1	136
60	ATS	0.68%	1	148
61	Tyrrell	0.65%	6	930
62	Alfa Romeo	0.59%	2	341
63	Benetton	0.58%	3	520
64	Simca-Gordini	0.56%	1	178
65	Ferrari	0.54%	13	2387
66	BMW	0.44%	1	229
66	ERA	0.44%	1	229
68	McLaren	0.43%	8	1844
69	Brabham	0.43%	6	1391
70	Sauber	0.41%	2	491
71	Osella	0.39%	1	254
72	Ligier	0.33%	2	615
73	Talbot-Lago	0.24%	1	420
74	Maserati	0.22%	3	1393

Finishing position: