| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 4 | 28.359 | N/A |
| 2 | 4 | 19.754 | 21/7:03.439 |
| 3 | 4 | 20.846 | 21/7:14.359 |
| 4 | 4 | 19.662 | 21/7:10.105 |
| 5 | 4 | 19.604 | 21/7:07.689 |
| 6 | 4 | 19.295 | 21/7:05.003 |
| 7 | 4 | 21.565 | 21/7:10.779 |
| 8 | 4 | 20.717 | 21/7:12.481 |
| 9 | 4 | 20.218 | 21/7:12.511 |
| 10 | 4 | 20.143 | 21/7:12.367 |
| 11 | 4 | 23.439 | 21/7:18.845 |
| 12 | 4 | 19.852 | 21/7:17.622 |
| 13 | 2 | 19.438 | 21/7:15.914 |
| 14 | 2 | 20.663 | 21/7:16.352 |
| 15 | 2 | 19.727 | 21/7:15.391 |
| 16 | 2 | 19.494 | 21/7:14.248 |
| 17 | 2 | 19.767 | 21/7:13.589 |
| 18 | 2 | 20.344 | 21/7:13.686 |
| 19 | 3 | 24.426 | 21/7:18.307 |
| 20 | 3 | 24.037 | 20/7:01.350 |