| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 17.447 | N/A |
| 2 | 1 | 17.467 | 21/6:06.787 |
| 3 | 1 | 17.355 | 21/6:05.667 |
| 4 | 1 | 17.453 | 21/6:05.947 |
| 5 | 1 | 16.951 | 21/6:03.577 |
| 6 | 1 | 17.627 | 21/6:04.859 |
| 7 | 1 | 17.372 | 21/6:04.863 |
| 8 | 1 | 17.196 | 21/6:04.364 |
| 9 | 1 | 17.709 | 21/6:05.272 |
| 10 | 1 | 16.866 | 21/6:04.104 |
| 11 | 1 | 17.260 | 21/6:03.959 |
| 12 | 1 | 18.698 | 21/6:06.454 |
| 13 | 1 | 17.301 | 21/6:06.205 |
| 14 | 1 | 18.381 | 21/6:07.656 |
| 15 | 1 | 17.858 | 21/6:08.152 |
| 16 | 1 | 16.928 | 21/6:07.343 |
| 17 | 1 | 16.973 | 21/6:06.690 |
| 18 | 1 | 17.517 | 21/6:06.755 |
| 19 | 1 | 18.108 | 21/6:07.469 |
| 20 | 1 | 17.274 | 21/6:07.230 |
| 21 | 1 | 17.714 | 21/6:07.455 |