| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 23.988 | N/A |
| 2 | 1 | 26.788 | 19/8:26.172 |
| 3 | 2 | 24.029 | 19/8:01.341 |
| 4 | 2 | 21.994 | 20/8:05.124 |
| 5 | 2 | 24.842 | 20/8:07.839 |
| 6 | 2 | 21.639 | 21/8:21.156 |
| 7 | 2 | 20.946 | 21/8:11.448 |
| 8 | 1 | 21.537 | 21/8:06.202 |
| 9 | 1 | 21.802 | 21/8:02.930 |
| 10 | 2 | 25.266 | 21/8:08.083 |
| 11 | 2 | 24.043 | 21/8:09.076 |
| 12 | 2 | 23.307 | 21/8:09.793 |
| 13 | 2 | 23.431 | 21/8:10.028 |
| 14 | 2 | 22.348 | 21/8:08.560 |
| 15 | 2 | 23.491 | 21/8:08.935 |
| 16 | 2 | 22.468 | 21/8:07.896 |
| 17 | 2 | 23.164 | 21/8:07.856 |
| 18 | 2 | 21.416 | 21/8:05.765 |
| 19 | 2 | 25.265 | 21/8:08.183 |
| 20 | 2 | 21.175 | 21/8:06.041 |
| 21 | 2 | 22.532 | 21/8:05.471 |