| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 26.234 | N/A |
| 2 | 1 | 22.046 | 22/8:09.002 |
| 3 | 1 | 21.610 | 22/8:04.622 |
| 4 | 1 | 20.756 | 23/8:18.588 |
| 5 | 2 | 22.242 | 22/8:01.167 |
| 6 | 3 | 36.421 | 20/8:13.919 |
| 7 | 3 | 21.721 | 20/8:04.754 |
| 8 | 2 | 21.465 | 21/8:21.265 |
| 9 | 2 | 23.528 | 21/8:20.706 |
| 10 | 2 | 23.064 | 21/8:19.240 |
| 11 | 2 | 21.145 | 21/8:14.023 |
| 12 | 2 | 21.376 | 21/8:10.550 |
| 13 | 2 | 21.344 | 21/8:07.430 |
| 14 | 2 | 28.399 | 21/8:15.644 |
| 15 | 2 | 21.940 | 21/8:13.458 |
| 16 | 2 | 24.801 | 21/8:15.378 |
| 17 | 2 | 22.782 | 21/8:14.534 |
| 18 | 2 | 22.823 | 21/8:13.837 |
| 19 | 3 | 28.529 | 21/8:19.558 |
| 20 | 2 | 23.299 | 21/8:19.171 |
| 21 | 2 | 23.527 | 21/8:19.052 |