| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 17.729 | 21/6:12.309 |
| 2 | 1 | 17.999 | 21/6:15.144 |
| 3 | 1 | 18.119 | 21/6:16.929 |
| 4 | 1 | 18.348 | 20/6:00.975 |
| 5 | 1 | 17.978 | 20/6:00.692 |
| 6 | 1 | 17.790 | 21/6:17.870 |
| 7 | 1 | 17.512 | 21/6:16.425 |
| 8 | 1 | 18.103 | 21/6:16.892 |
| 9 | 1 | 18.159 | 21/6:17.386 |
| 10 | 1 | 18.098 | 21/6:17.654 |
| 11 | 1 | 22.792 | 20/6:08.413 |
| 12 | 1 | 19.254 | 20/6:09.802 |
| 13 | 1 | 18.389 | 20/6:09.646 |
| 14 | 1 | 19.534 | 20/6:11.149 |
| 15 | 1 | 18.073 | 20/6:10.503 |
| 16 | 1 | 18.092 | 20/6:09.961 |
| 17 | 1 | 19.136 | 20/6:10.712 |
| 18 | 1 | 19.058 | 20/6:11.292 |
| 19 | 1 | 17.601 | 20/6:10.278 |
| 20 | 1 | 18.085 | 20/6:09.849 |