| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 18.273 | N/A |
| 2 | 1 | 17.114 | 21/6:00.553 |
| 3 | 1 | 17.417 | 21/6:03.583 |
| 4 | 1 | 17.191 | 21/6:03.086 |
| 5 | 1 | 17.419 | 21/6:03.978 |
| 6 | 1 | 17.240 | 21/6:03.797 |
| 7 | 1 | 17.334 | 21/6:03.989 |
| 8 | 1 | 17.313 | 21/6:04.067 |
| 9 | 1 | 17.467 | 21/6:04.510 |
| 10 | 1 | 17.360 | 21/6:04.617 |
| 11 | 1 | 17.716 | 21/6:05.415 |
| 12 | 1 | 18.011 | 21/6:06.603 |
| 13 | 1 | 17.331 | 21/6:06.461 |
| 14 | 1 | 17.424 | 21/6:06.483 |
| 15 | 1 | 17.548 | 21/6:06.680 |
| 16 | 1 | 17.589 | 21/6:06.905 |
| 17 | 1 | 17.771 | 21/6:07.329 |
| 18 | 1 | 17.654 | 21/6:07.565 |
| 19 | 1 | 17.610 | 21/6:07.727 |
| 20 | 1 | 17.361 | 21/6:07.609 |
| 21 | 1 | 17.511 | 21/6:07.654 |