| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 5 | 32.633 | N/A |
| 2 | 5 | 25.220 | 19/8:06.593 |
| 3 | 5 | 28.431 | 18/8:08.666 |
| 4 | 5 | 25.668 | 18/8:02.107 |
| 5 | 5 | 26.330 | 18/8:01.641 |
| 6 | 5 | 27.285 | 18/8:04.608 |
| 7 | 5 | 28.975 | 18/8:11.375 |
| 8 | 6 | 25.738 | 18/8:08.347 |
| 9 | 5 | 25.889 | 18/8:06.397 |
| 10 | 5 | 26.350 | 18/8:05.751 |
| 11 | 5 | 23.325 | 18/8:00.091 |
| 12 | 5 | 26.310 | 18/8:00.074 |
| 13 | 5 | 22.202 | 19/8:20.217 |
| 14 | 5 | 21.831 | 19/8:14.477 |
| 15 | 5 | 20.531 | 19/8:07.885 |
| 16 | 5 | 26.163 | 19/8:08.930 |
| 17 | 5 | 20.919 | 19/8:03.945 |
| 18 | 5 | 21.683 | 19/8:00.356 |
| 19 | 5 | 20.917 | 20/8:21.053 |
| 20 | 5 | 20.552 | 20/8:16.952 |