| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 17.857 | 21/6:14.997 |
| 2 | 1 | 17.370 | 21/6:09.884 |
| 3 | 1 | 17.598 | 21/6:09.775 |
| 4 | 1 | 18.373 | 21/6:13.790 |
| 5 | 1 | 17.970 | 21/6:14.506 |
| 6 | 1 | 17.474 | 21/6:13.247 |
| 7 | 2 | 17.764 | 21/6:13.218 |
| 8 | 2 | 17.760 | 21/6:13.186 |
| 9 | 3 | 21.288 | 20/6:03.231 |
| 10 | 3 | 18.251 | 20/6:03.410 |
| 11 | 3 | 17.960 | 20/6:03.027 |
| 12 | 3 | 18.013 | 20/6:02.797 |
| 13 | 3 | 17.859 | 20/6:02.365 |
| 14 | 3 | 17.823 | 20/6:01.943 |
| 15 | 3 | 19.853 | 20/6:04.284 |
| 16 | 3 | 19.658 | 20/6:06.089 |
| 17 | 3 | 17.815 | 20/6:05.513 |
| 18 | 3 | 17.717 | 20/6:04.892 |
| 19 | 3 | 18.530 | 20/6:05.193 |
| 20 | 3 | 17.692 | 20/6:04.625 |