| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 4 | 30.057 | N/A |
| 2 | 4 | 22.663 | 21/8:03.317 |
| 3 | 4 | 23.347 | 21/8:10.157 |
| 4 | 4 | 21.772 | 21/8:01.937 |
| 5 | 4 | 20.860 | 22/8:15.427 |
| 6 | 4 | 23.655 | 22/8:21.704 |
| 7 | 4 | 22.690 | 21/8:00.013 |
| 8 | 4 | 21.813 | 22/8:20.457 |
| 9 | 4 | 25.341 | 21/8:05.409 |
| 10 | 4 | 22.700 | 21/8:05.259 |
| 11 | 4 | 23.360 | 21/8:06.459 |
| 12 | 4 | 21.709 | 21/8:04.438 |
| 13 | 4 | 20.606 | 21/8:00.917 |
| 14 | 4 | 21.737 | 22/8:22.158 |
| 15 | 4 | 21.016 | 22/8:19.960 |
| 16 | 4 | 21.399 | 22/8:18.592 |
| 17 | 4 | 22.080 | 22/8:18.288 |
| 18 | 4 | 24.230 | 22/8:20.676 |
| 19 | 4 | 26.705 | 21/8:03.038 |
| 20 | 4 | 22.807 | 21/8:03.204 |
| 21 | 4 | 24.626 | 21/8:05.173 |