| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 3 | 20.598 | N/A |
| 2 | 4 | 20.187 | 18/6:03.777 |
| 3 | 4 | 19.789 | 18/6:00.394 |
| 4 | 4 | 19.108 | 19/6:15.102 |
| 5 | 4 | 19.237 | 19/6:13.042 |
| 6 | 3 | 18.291 | 19/6:08.401 |
| 7 | 4 | 23.084 | 19/6:19.686 |
| 8 | 4 | 18.330 | 19/6:15.522 |
| 9 | 4 | 18.681 | 19/6:13.188 |
| 10 | 4 | 25.104 | 18/6:04.018 |
| 11 | 4 | 20.185 | 18/6:03.991 |
| 12 | 4 | 20.576 | 18/6:04.572 |
| 13 | 4 | 22.998 | 18/6:08.488 |
| 14 | 5 | 23.068 | 18/6:11.893 |
| 15 | 6 | 26.737 | 18/6:19.267 |
| 16 | 6 | 20.301 | 18/6:18.364 |
| 17 | 6 | 19.912 | 18/6:17.160 |
| 18 | 5 | 18.539 | 18/6:14.725 |