| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 4 | 25.676 | N/A |
| 2 | 3 | 25.714 | 19/8:08.528 |
| 3 | 3 | 22.003 | 21/8:22.846 |
| 4 | 3 | 27.418 | 20/8:21.531 |
| 5 | 3 | 24.597 | 20/8:19.403 |
| 6 | 3 | 27.085 | 19/8:02.217 |
| 7 | 4 | 30.109 | 19/8:16.454 |
| 8 | 4 | 21.544 | 19/8:04.598 |
| 9 | 4 | 27.962 | 19/8:10.148 |
| 10 | 3 | 20.994 | 19/8:00.528 |
| 11 | 3 | 30.371 | 19/8:09.710 |
| 12 | 3 | 21.701 | 19/8:03.036 |
| 13 | 2 | 30.116 | 19/8:10.097 |
| 14 | 2 | 24.921 | 19/8:08.878 |
| 15 | 2 | 22.566 | 19/8:04.805 |
| 16 | 2 | 24.014 | 19/8:03.014 |
| 17 | 2 | 21.610 | 20/8:23.911 |
| 18 | 2 | 32.589 | 19/8:06.596 |
| 19 | 2 | 21.137 | 19/8:02.127 |