| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 5 | 17.378 | 21/6:04.938 |
| 2 | 5 | 18.933 | 20/6:03.110 |
| 3 | 4 | 17.669 | 21/6:17.860 |
| 4 | 4 | 18.077 | 20/6:00.285 |
| 5 | 4 | 19.211 | 20/6:05.072 |
| 6 | 3 | 17.739 | 20/6:03.357 |
| 7 | 3 | 18.313 | 20/6:03.771 |
| 8 | 3 | 17.961 | 20/6:03.202 |
| 9 | 3 | 18.090 | 20/6:03.047 |
| 10 | 3 | 17.815 | 20/6:02.372 |
| 11 | 3 | 19.943 | 20/6:05.689 |
| 12 | 4 | 17.747 | 20/6:04.793 |
| 13 | 4 | 17.453 | 20/6:03.583 |
| 14 | 5 | 20.193 | 20/6:06.460 |
| 15 | 5 | 18.537 | 20/6:06.745 |
| 16 | 5 | 17.524 | 20/6:05.729 |
| 17 | 5 | 21.177 | 20/6:09.129 |
| 18 | 4 | 17.370 | 20/6:07.922 |
| 19 | 4 | 17.489 | 20/6:06.967 |
| 20 | 5 | 17.486 | 20/6:06.105 |