| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 4 | 14.581 | 21/5:06.201 |
| 2 | 3 | 14.709 | 21/5:07.545 |
| 3 | 2 | 14.383 | 21/5:05.711 |
| 4 | 2 | 14.993 | 21/5:07.997 |
| 5 | 2 | 14.553 | 21/5:07.520 |
| 6 | 2 | 14.119 | 21/5:05.683 |
| 7 | 3 | 15.523 | 21/5:08.583 |
| 8 | 3 | 16.388 | 21/5:13.029 |
| 9 | 3 | 13.883 | 21/5:10.641 |
| 10 | 3 | 20.105 | 20/5:06.474 |
| 11 | 3 | 14.055 | 20/5:04.167 |
| 12 | 3 | 18.567 | 20/5:09.765 |
| 13 | 3 | 14.448 | 20/5:08.165 |
| 14 | 3 | 14.204 | 20/5:06.444 |
| 15 | 3 | 17.893 | 20/5:09.872 |
| 16 | 3 | 13.902 | 20/5:07.882 |
| 17 | 4 | 19.675 | 20/5:12.919 |
| 18 | 4 | 14.626 | 20/5:11.786 |
| 19 | 3 | 14.586 | 20/5:10.729 |
| 20 | 4 | 19.624 | 20/5:14.817 |