| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 19.510 | N/A |
| 2 | 1 | 18.112 | 20/6:03.638 |
| 3 | 1 | 17.936 | 20/6:01.966 |
| 4 | 1 | 17.832 | 20/6:00.075 |
| 5 | 1 | 17.798 | 21/6:17.009 |
| 6 | 1 | 18.848 | 20/6:03.508 |
| 7 | 1 | 17.888 | 20/6:02.821 |
| 8 | 1 | 18.320 | 20/6:03.502 |
| 9 | 1 | 18.060 | 20/6:03.395 |
| 10 | 1 | 17.637 | 20/6:02.419 |
| 11 | 1 | 17.550 | 20/6:01.473 |
| 12 | 1 | 18.273 | 20/6:01.948 |
| 13 | 1 | 18.448 | 20/6:02.621 |
| 14 | 1 | 18.525 | 20/6:03.303 |
| 15 | 1 | 18.438 | 20/6:03.769 |
| 16 | 1 | 18.055 | 20/6:03.688 |
| 17 | 1 | 18.178 | 20/6:03.763 |
| 18 | 1 | 18.260 | 20/6:03.921 |
| 19 | 1 | 18.321 | 20/6:04.126 |
| 20 | 1 | 18.723 | 20/6:04.712 |