| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 23.854 | N/A |
| 2 | 2 | 22.829 | 21/8:00.434 |
| 3 | 2 | 27.128 | 20/8:18.445 |
| 4 | 2 | 22.991 | 20/8:05.858 |
| 5 | 2 | 22.260 | 21/8:19.894 |
| 6 | 3 | 26.952 | 20/8:08.062 |
| 7 | 2 | 22.310 | 20/8:01.342 |
| 8 | 2 | 22.835 | 21/8:21.868 |
| 9 | 2 | 23.583 | 21/8:21.074 |
| 10 | 2 | 21.728 | 21/8:16.334 |
| 11 | 1 | 22.534 | 21/8:14.154 |
| 12 | 1 | 21.580 | 21/8:10.635 |
| 13 | 1 | 23.130 | 21/8:10.287 |
| 14 | 1 | 23.545 | 21/8:10.630 |
| 15 | 1 | 21.500 | 21/8:08.004 |
| 16 | 1 | 23.129 | 21/8:07.899 |
| 17 | 1 | 22.500 | 21/8:07.021 |
| 18 | 1 | 23.312 | 21/8:07.202 |
| 19 | 1 | 22.320 | 21/8:06.260 |
| 20 | 1 | 27.172 | 21/8:10.525 |
| 21 | 1 | 25.849 | 21/8:13.041 |