Elo Rating Over Time
| # | Elo | Old | New | Status | Circuit | Date | Race | ||
|---|---|---|---|---|---|---|---|---|---|
| 1972 Season | |||||||||
| 25 | -28.3 | 1,771 | 1,742 | Accident | BRM | Jarama | May 01, 1972 | Round 3 | |
| 21 | -30.6 | 1,801 | 1,771 | Accident | BRM | Autódromo Juan y Oscar Gálvez | Jan 23, 1972 | Round 1 | |
| 1971 Season | |||||||||
| 23 | -46.5 | 1,842 | 1,795 | Fuel pump | March-Ford | Circuit Paul Ricard | Jul 04, 1971 | Round 5 | |
| 16 | +36.2 | 1,805 | 1,842 | Engine | March-Ford | Circuit Park Zandvoort | Jun 20, 1971 | Round 4 | |
| 21 | -33.4 | 1,839 | 1,805 | Did not qualify | March-Ford | Circuit de Monaco | May 23, 1971 | Round 3 | |
| 16 | +29.6 | 1,809 | 1,839 | Fuel pump | March-Ford | Montjuïc | Apr 18, 1971 | Round 2 | |
| 25 | -63.3 | 1,873 | 1,809 | Engine | March-Ford | Kyalami | Mar 06, 1971 | Round 1 | |
| 1970 Season | |||||||||
| 22 | -53.0 | 1,922 | 1,869 | Did not qualify | Team Lotus | Charade Circuit | Jul 05, 1970 | Round 6 | |
| 22 | -78.4 | 2,000 | 1,922 | Did not qualify | Team Lotus | Jarama | Apr 19, 1970 | Round 2 | |