| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 22.209 | N/A |
| 2 | 3 | 20.860 | 21/7:19.409 |
| 3 | 3 | 19.687 | 21/7:07.679 |
| 4 | 4 | 21.547 | 21/7:16.169 |
| 5 | 4 | 18.273 | 21/7:04.044 |
| 6 | 4 | 23.327 | 21/7:16.985 |
| 7 | 4 | 18.646 | 21/7:10.009 |
| 8 | 4 | 22.351 | 21/7:15.611 |
| 9 | 4 | 18.998 | 21/7:11.431 |
| 10 | 4 | 21.481 | 21/7:13.697 |
| 11 | 4 | 26.545 | 20/7:04.467 |
| 12 | 4 | 20.353 | 20/7:03.053 |
| 13 | 4 | 18.754 | 21/7:20.245 |
| 14 | 4 | 18.869 | 21/7:17.118 |
| 15 | 4 | 20.538 | 21/7:16.821 |
| 16 | 4 | 18.916 | 21/7:14.402 |
| 17 | 4 | 18.244 | 21/7:11.445 |
| 18 | 4 | 19.617 | 21/7:10.451 |
| 19 | 4 | 18.597 | 21/7:08.434 |
| 20 | 4 | 20.867 | 21/7:09.019 |
| 21 | 4 | 18.832 | 21/7:07.511 |