13th Place Finish Ratio

until 1971 Argentine 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	Team	13th Place Finish Ratio	13th Place Finishes	Entries
1	Fraser-Hartwell Syndicate	100.00%	1	1
	Gino Munaron	100.00%	1	1
	Joe Lubin	100.00%	1	1
	Peter Jackson	100.00%	1	1
5	Louise Bryden-Brown	50.00%	1	2
6	Arthur Legat	33.33%	1	3
	Bill Frost	33.33%	1	3
	Sam Tingle	33.33%	1	3
9	JBW	22.22%	2	9
10	Revson Racing	20.00%	1	5
11	Scuderia Serenissima	14.29%	1	7
11	Tim Parnell	14.29%	1	7
13	Ecurie Belge	9.52%	2	21
14	Horace Richards	8.33%	1	12
14	John H. Webb	8.33%	1	12
16	Porsche	7.50%	3	40
17	The Border Reivers	7.14%	1	14
18	Ecurie Espadon	6.67%	1	15
	Ecurie Richmond	6.67%	1	15
	Leslie Marr	6.67%	1	15
21	Siffert Racing Team	5.88%	1	17
22	Honda	4.44%	2	45
23	Ecurie Maarsbergen	2.86%	1	35
24	Matra	2.27%	1	44
25	HWM	2.17%	1	46
26	Brabham	1.69%	3	178
27	Connaught Engineering	1.56%	1	64
28	BRP	1.54%	1	65
29	Reg Parnell	1.37%	2	146
30	Lotus	1.31%	4	305
31	BRM	1.27%	4	314
32	R.R.C. Walker Racing Team	1.20%	2	167
33	McLaren	1.08%	1	93
34	Scuderia Centro Sud	0.98%	1	102
35	Cooper	0.79%	2	252
36	Equipe Gordini	0.55%	1	181
37	Ferrari	0.19%	1	521

Finishing position: