| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 23.406 | N/A |
| 2 | 3 | 23.808 | 21/8:19.566 |
| 3 | 2 | 20.750 | 22/8:11.265 |
| 4 | 2 | 23.998 | 21/8:00.446 |
| 5 | 2 | 20.427 | 22/8:10.566 |
| 6 | 2 | 24.192 | 22/8:18.741 |
| 7 | 2 | 21.193 | 22/8:13.694 |
| 8 | 2 | 26.126 | 21/8:01.960 |
| 9 | 2 | 21.311 | 22/8:20.644 |
| 10 | 2 | 28.170 | 21/8:10.017 |
| 11 | 2 | 20.625 | 21/8:04.606 |
| 12 | 2 | 21.392 | 21/8:01.573 |
| 13 | 2 | 26.236 | 21/8:07.119 |
| 14 | 2 | 20.381 | 21/8:02.804 |
| 15 | 2 | 23.738 | 21/8:03.901 |
| 16 | 2 | 23.783 | 21/8:04.912 |
| 17 | 2 | 23.277 | 21/8:05.164 |
| 18 | 2 | 23.257 | 21/8:05.363 |
| 19 | 2 | 24.569 | 21/8:06.998 |
| 20 | 2 | 23.079 | 21/8:06.892 |
| 21 | 2 | 22.570 | 21/8:06.288 |