Elo Rating Over Time
| # | Elo | Old | New | Status | Circuit | Date | Race | ||
|---|---|---|---|---|---|---|---|---|---|
| 1974 Season | |||||||||
| 21 | +13.2 | 1,903 | 1,916 | Withdrew | Surtees | Watkins Glen | Oct 06, 1974 | Round 15 | |
| 26 | -28.9 | 1,932 | 1,903 | Did not qualify | Surtees | Autodromo Nazionale di Monza | Sep 08, 1974 | Round 13 | |
| 28 | -67.9 | 2,000 | 1,932 | Did not qualify | Surtees | Dijon-Prenois | Jul 07, 1974 | Round 9 | |