| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 4 | 8.931 | N/A |
| 2 | 4 | 17.954 | 21/6:08.011 |
| 3 | 4 | 17.820 | 21/6:06.671 |
| 4 | 3 | 18.848 | 21/6:13.077 |
| 5 | 3 | 18.279 | 21/6:13.436 |
| 6 | 3 | 17.764 | 21/6:11.591 |
| 7 | 3 | 18.084 | 21/6:11.427 |
| 8 | 3 | 18.114 | 21/6:11.396 |
| 9 | 3 | 18.158 | 21/6:11.483 |
| 10 | 3 | 17.962 | 21/6:11.115 |
| 11 | 3 | 18.283 | 21/6:11.463 |
| 12 | 3 | 17.809 | 21/6:10.885 |
| 13 | 3 | 18.020 | 21/6:10.756 |
| 14 | 2 | 18.010 | 21/6:10.631 |
| 15 | 2 | 17.890 | 21/6:10.352 |
| 16 | 2 | 17.599 | 21/6:09.723 |
| 17 | 2 | 18.006 | 21/6:09.681 |
| 18 | 2 | 17.969 | 21/6:09.600 |
| 19 | 2 | 17.711 | 21/6:09.242 |
| 20 | 2 | 18.203 | 21/6:09.439 |
| 21 | 2 | 17.939 | 21/6:09.353 |