| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 18.414 | N/A |
| 2 | 1 | 20.247 | 21/7:03.354 |
| 3 | 1 | 20.463 | 21/7:05.514 |
| 4 | 1 | 21.117 | 21/7:10.594 |
| 5 | 1 | 26.406 | 20/7:17.520 |
| 6 | 1 | 21.868 | 20/7:16.797 |
| 7 | 1 | 20.807 | 20/7:12.956 |
| 8 | 1 | 19.992 | 20/7:07.999 |
| 9 | 1 | 19.781 | 20/7:03.781 |
| 10 | 1 | 20.045 | 20/7:01.057 |
| 11 | 1 | 20.360 | 21/7:20.586 |
| 12 | 1 | 20.796 | 21/7:20.017 |
| 13 | 1 | 21.589 | 21/7:20.865 |
| 14 | 1 | 20.001 | 21/7:19.140 |
| 15 | 1 | 19.927 | 21/7:17.555 |
| 16 | 1 | 20.086 | 21/7:16.394 |
| 17 | 1 | 25.828 | 20/7:01.348 |
| 18 | 1 | 21.180 | 20/7:01.317 |
| 19 | 1 | 22.839 | 20/7:03.042 |
| 20 | 1 | 20.217 | 20/7:01.963 |