Elo Rating Over Time
| # | Elo | Old | New | Status | Circuit | Date | Race | ||
|---|---|---|---|---|---|---|---|---|---|
| 1976 Season | |||||||||
| 19 | +17.0 | 1,944 | 1,961 | Gearbox | Brabham-Ford | Brands Hatch | Jul 18, 1976 | Round 9 | |
| 24 | -38.4 | 1,982 | 1,944 | Did not qualify | Team Lotus | Long Beach | Mar 28, 1976 | Round 3 | |
| 10 | +66.5 | 1,916 | 1,982 | +1 Lap | Team Lotus | Kyalami | Mar 06, 1976 | Round 2 | |
| 1975 Season | |||||||||
| 26 | -52.2 | 1,965 | 1,913 | Electrical | BRM | Autodromo Nazionale di Monza | Sep 07, 1975 | Round 13 | |
| 25 | -45.8 | 2,011 | 1,965 | Engine | BRM | Red Bull Ring | Aug 17, 1975 | Round 12 | |
| 17 | +0.4 | 2,010 | 2,011 | +2 Laps | BRM | Circuit Paul Ricard | Jul 06, 1975 | Round 9 | |
| 22 | -63.2 | 2,074 | 2,010 | Differential | BRM | Circuit Park Zandvoort | Jun 22, 1975 | Round 8 | |
| 13 | +23.8 | 2,050 | 2,074 | +2 Laps | BRM | Scandinavian Raceway | Jun 08, 1975 | Round 7 | |
| 9 | +68.0 | 1,982 | 2,050 | +2 Laps | BRM | Zolder | May 25, 1975 | Round 6 | |
| 22 | -44.2 | 2,026 | 1,982 | Did not qualify | BRM | Circuit de Monaco | May 11, 1975 | Round 5 | |
| 17 | -3.0 | 2,029 | 2,026 | Fuel system | BRM | Montjuïc | Apr 27, 1975 | Round 4 | |
| 15 | +29.0 | 2,000 | 2,029 | +2 Laps | BRM | Kyalami | Mar 01, 1975 | Round 3 | |