| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 17.454 | 21/6:06.534 |
| 2 | 2 | 17.580 | 21/6:07.857 |
| 3 | 2 | 17.171 | 21/6:05.435 |
| 4 | 2 | 17.537 | 21/6:06.145 |
| 5 | 2 | 17.347 | 21/6:05.774 |
| 6 | 2 | 17.273 | 21/6:05.267 |
| 7 | 2 | 17.661 | 21/6:06.069 |
| 8 | 3 | 17.192 | 21/6:05.439 |
| 9 | 3 | 17.736 | 21/6:06.219 |
| 10 | 3 | 17.111 | 21/6:05.530 |
| 11 | 3 | 17.401 | 21/6:05.520 |
| 12 | 3 | 17.861 | 21/6:06.317 |
| 13 | 2 | 17.446 | 21/6:06.321 |
| 14 | 2 | 17.247 | 21/6:06.025 |
| 15 | 2 | 17.724 | 21/6:06.437 |
| 16 | 2 | 17.314 | 21/6:06.260 |
| 17 | 3 | 17.462 | 21/6:06.286 |
| 18 | 2 | 17.269 | 21/6:06.084 |
| 19 | 3 | 17.146 | 21/6:05.767 |
| 20 | 3 | 18.079 | 21/6:06.462 |
| 21 | 3 | 17.320 | 21/6:06.331 |