| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 17.438 | 21/6:06.198 |
| 2 | 1 | 17.402 | 21/6:05.820 |
| 3 | 2 | 17.959 | 21/6:09.593 |
| 4 | 2 | 17.208 | 21/6:07.537 |
| 5 | 1 | 17.536 | 21/6:07.681 |
| 6 | 1 | 18.920 | 21/6:12.621 |
| 7 | 1 | 17.175 | 21/6:10.914 |
| 8 | 1 | 17.234 | 21/6:09.789 |
| 9 | 1 | 17.111 | 21/6:08.627 |
| 10 | 1 | 19.195 | 21/6:12.074 |
| 11 | 1 | 17.015 | 21/6:10.732 |
| 12 | 1 | 17.432 | 21/6:10.344 |
| 13 | 1 | 17.360 | 21/6:09.899 |
| 14 | 1 | 17.440 | 21/6:09.637 |
| 15 | 1 | 17.335 | 21/6:09.264 |
| 16 | 1 | 16.960 | 21/6:08.445 |
| 17 | 1 | 17.144 | 21/6:07.950 |
| 18 | 1 | 17.274 | 21/6:07.661 |
| 19 | 1 | 17.245 | 21/6:07.371 |
| 20 | 1 | 17.168 | 21/6:07.029 |
| 21 | 1 | 17.374 | 21/6:06.925 |