| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 5 | 17.582 | 21/6:09.222 |
| 2 | 3 | 17.218 | 21/6:05.400 |
| 3 | 3 | 17.360 | 21/6:05.120 |
| 4 | 5 | 18.674 | 21/6:11.879 |
| 5 | 4 | 16.333 | 21/6:06.101 |
| 6 | 5 | 20.932 | 20/6:00.330 |
| 7 | 4 | 16.132 | 21/6:12.693 |
| 8 | 5 | 16.899 | 21/6:10.466 |
| 9 | 5 | 18.979 | 21/6:13.588 |
| 10 | 5 | 19.580 | 21/6:17.347 |
| 11 | 5 | 17.300 | 21/6:16.070 |
| 12 | 5 | 25.525 | 20/6:10.857 |
| 13 | 5 | 17.846 | 20/6:09.785 |
| 14 | 5 | 17.128 | 20/6:07.840 |
| 15 | 5 | 17.272 | 20/6:06.347 |
| 16 | 5 | 16.945 | 20/6:04.631 |
| 17 | 5 | 18.048 | 20/6:04.415 |
| 18 | 5 | 18.081 | 20/6:04.260 |
| 19 | 4 | 17.513 | 20/6:03.523 |
| 20 | 4 | 17.717 | 20/6:03.064 |