Overzicht ontwikkeling ELO-rating voor Toon Kayser (startELO: 1500)
| Ronde | Tegenstander | Score | Elo | |
|---|---|---|---|---|
| 1 | Ralph Engelen | 1 | 1515 | (+ 15) |
| 2 | Jan Ypelaar | 0 | 1506 | (- 9) |
| 3 | Ed Golob | 0 | 1501 | (- 5) |
| 4 | Ton Koster | 1 | 1511 | (+ 10) |
| 5 | Leo Dormans | 0 | 1505 | (- 6) |
| 6 | Ralph Engelen | 0 | 1500 | (- 5) |
| 7 | Jaap Eilers | ½ | 1501 | (+ 1) |
| 8 | Randy Poettgens | 1 | 1503 | (+ 2) |
| 9 | Ton Koster | 1 | 1513 | (+ 10) |
| 10 | Jan Ypelaar | 1 | 1522 | (+ 9) |
| 11 | extern (1639) | 0 | 1518 | (- 4) |
| 12 | Arno Ypelaar | 0 | 1512 | (- 6) |
| 13 | Randy Poettgens | 1 | 1513 | (+ 1) |
| 14 | Fritz Hoehensteiger | 0 | 1504 | (- 9) |
| 15 | Hugo Scheepers | 1 | 1515 | (+ 11) |
| 17 | Jan Ypelaar | 0 | 1503 | (- 12) |
| 18 | Ton Koster | 0 | 1494 | (- 9) |
| Huidige ELO: | 1494 |