| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 4 | 17.672 | 21/6:11.112 |
| 2 | 3 | 17.086 | 21/6:04.959 |
| 3 | 3 | 17.528 | 21/6:06.002 |
| 4 | 4 | 17.279 | 21/6:05.216 |
| 5 | 4 | 18.701 | 21/6:10.717 |
| 6 | 3 | 16.840 | 21/6:07.871 |
| 7 | 3 | 18.186 | 21/6:09.876 |
| 8 | 3 | 18.182 | 21/6:11.369 |
| 9 | 3 | 18.230 | 21/6:12.643 |
| 10 | 3 | 17.966 | 21/6:13.107 |
| 11 | 5 | 23.489 | 20/6:05.744 |
| 12 | 5 | 18.829 | 20/6:06.647 |
| 13 | 5 | 17.332 | 20/6:05.108 |
| 14 | 4 | 17.182 | 20/6:03.574 |
| 15 | 4 | 16.910 | 20/6:01.883 |
| 16 | 4 | 16.812 | 20/6:00.280 |
| 17 | 5 | 23.723 | 20/6:06.996 |
| 18 | 5 | 16.855 | 20/6:05.336 |
| 19 | 5 | 18.708 | 20/6:05.800 |
| 20 | 4 | 16.543 | 20/6:04.053 |