| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 3 | 19.287 | 19/6:06.453 |
| 2 | 5 | 19.767 | 19/6:11.013 |
| 3 | 5 | 19.776 | 19/6:12.590 |
| 4 | 6 | 19.524 | 19/6:12.181 |
| 5 | 5 | 19.506 | 19/6:11.868 |
| 6 | 5 | 19.705 | 19/6:12.289 |
| 7 | 5 | 20.163 | 19/6:13.833 |
| 8 | 5 | 19.336 | 19/6:13.027 |
| 9 | 5 | 21.251 | 19/6:16.443 |
| 10 | 5 | 20.787 | 19/6:18.294 |
| 11 | 5 | 19.050 | 19/6:16.808 |
| 12 | 5 | 19.255 | 19/6:15.894 |
| 13 | 5 | 20.285 | 19/6:16.627 |
| 14 | 5 | 19.707 | 19/6:16.470 |
| 15 | 5 | 23.056 | 18/6:00.546 |
| 16 | 5 | 19.980 | 18/6:00.489 |
| 17 | 5 | 19.043 | 19/6:19.417 |
| 18 | 5 | 18.897 | 19/6:18.285 |