Elo Rating Over Time
| # | Elo | Old | New | Status | Circuit | Date | Race | ||
|---|---|---|---|---|---|---|---|---|---|
| 1972 Season | |||||||||
| 16 | -7.0 | 2,026 | 2,019 | Spun off | Surtees | Kyalami | Mar 04, 1972 | Round 2 | |
| 1971 Season | |||||||||
| 21 | -98.5 | 2,125 | 2,026 | Differential | March-Ford | Kyalami | Mar 06, 1971 | Round 1 | |
| 1970 Season | |||||||||
| 8 | +46.2 | 2,079 | 2,125 | +2 Laps | Team Lotus | Kyalami | Mar 07, 1970 | Round 1 | |
| 1969 Season | |||||||||
| 16 | -95.6 | 2,174 | 2,079 | Ignition | Lotus-Ford | Kyalami | Mar 01, 1969 | Round 1 | |
| 1968 Season | |||||||||
| 9 | +23.5 | 2,151 | 2,174 | +5 Laps | Brabham-Repco | Kyalami | Jan 01, 1968 | Round 1 | |
| 1967 Season | |||||||||
| 2 | +128.2 | 2,023 | 2,151 | Finished | Cooper-Climax | Kyalami | Jan 02, 1967 | Round 1 | |
| 1965 Season | |||||||||
| 19 | -5.2 | 2,028 | 2,023 | Halfshaft | Cooper-Climax | Prince George Circuit | Jan 01, 1965 | Round 1 | |
| 1964 Season | |||||||||
| 23 | -122.1 | 2,150 | 2,028 | Did not qualify | Cooper-Climax | Autodromo Nazionale di Monza | Sep 06, 1964 | Round 8 | |
| 1963 Season | |||||||||
| 9 | +63.0 | 2,087 | 2,150 | +5 Laps | Cooper-Climax | Prince George Circuit | Dec 28, 1963 | Round 10 | |
| 1962 Season | |||||||||
| 8 | +86.8 | 2,000 | 2,087 | +4 Laps | Cooper-Climax | Prince George Circuit | Dec 29, 1962 | Round 9 | |