13th Place Finish Ratio

until 1975 Brazilian 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	Car Manufacturer	13th Place Finish Ratio	13th Place Finishes	Entries
1	Fittipaldi	50.00%	1	2
1	Willment	50.00%	1	2
3	RRA	14.29%	2	14
	HW	14.29%	1	7
	McRae	14.29%	1	7
6	Eifelland	11.11%	1	9
7	Aiden-Cooper	7.69%	1	13
8	JBW	6.25%	1	16
9	Ensign	4.76%	1	21
10	Turner	4.55%	1	22
11	Honda	4.17%	2	48
12	HAR	4.00%	1	25
13	Shadow	3.95%	3	76
14	Aston Martin	3.85%	1	26
15	Porsche	3.82%	6	157
16	Gilby	3.33%	1	30
17	March	2.51%	9	358
18	Lola	2.37%	8	337
19	MG	2.17%	1	46
20	LDS	2.00%	3	150
21	Bugatti	1.79%	1	56
22	ERA	1.75%	4	229
23	Cooper	1.46%	23	1579
24	McLaren	1.43%	8	561
25	BRM	1.42%	11	774
26	Delage	1.39%	1	72
27	Alta	1.30%	1	77
28	Talbot-Lago	1.19%	5	420
29	Lotus	1.17%	19	1626
30	BMW	1.12%	1	89
30	Veritas	1.12%	1	89
32	Brabham	1.09%	9	829
33	Chevron	1.06%	1	94
34	Surtees	0.96%	3	312
35	Connaught	0.93%	3	323
36	Matra	0.74%	1	135
37	Tyrrell	0.71%	1	141
38	HWM	0.56%	1	179
39	Ferrari	0.50%	6	1194
40	Gordini	0.45%	1	222
41	Maserati	0.29%	4	1390

Finishing position: