7th Place Finish Ratio

until 1953 Belgian 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	Designer	7th Place Finish Ratio	7th Place Finishes	Entries
1	Peter Berthon	25.00%	1	4
2	David Hodkin	14.29%	1	7
3	H J Adlington	7.69%	1	13
4	Bindo Maserati	7.14%	1	14
4	Ettore Maserati	7.14%	1	14
6	Vittorio Bellentani	6.98%	3	43
7	Alberto Massimino	6.41%	5	78
8	Antonio Lago	6.16%	18	292
8	Carlo Marchetti	6.16%	18	292
10	Ferdinand Porsche	5.88%	1	17
11	Amédée Gordini	5.13%	12	234
12	Ernesto Maserati	5.04%	14	278
13	Ernst Loof	5.00%	3	60
14	Reid Railton	3.83%	8	209
15	Owen Maddock	3.76%	5	133
16	Geoffrey Taylor	3.51%	2	57
17	Alf Francis	3.03%	1	33
17	John Heath	3.03%	1	33
19	Gioacchino Colombo	2.51%	5	199
20	Aurelio Lampredi	2.00%	5	250
21	Dante Giacosa	1.77%	2	113
22	Mike Oliver	1.49%	1	67
22	Rodney Clarke	1.49%	1	67

Finishing position: