| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 20.127 | 18/6:02.286 |
| 2 | 2 | 20.264 | 18/6:03.519 |
| 3 | 2 | 20.231 | 18/6:03.732 |
| 4 | 3 | 21.563 | 18/6:09.832 |
| 5 | 3 | 20.004 | 18/6:07.880 |
| 6 | 3 | 20.865 | 18/6:09.162 |
| 7 | 3 | 19.980 | 18/6:07.802 |
| 8 | 3 | 20.247 | 18/6:07.382 |
| 9 | 3 | 20.20 | 18/6:06.562 |
| 10 | 3 | 19.522 | 18/6:05.045 |
| 11 | 3 | 24.261 | 18/6:11.559 |
| 12 | 3 | 20.270 | 18/6:11.001 |
| 13 | 3 | 20.903 | 18/6:11.405 |
| 14 | 3 | 21.116 | 18/6:12.025 |
| 15 | 3 | 20.892 | 18/6:12.294 |
| 16 | 3 | 21.626 | 18/6:13.355 |
| 17 | 3 | 20.374 | 18/6:12.965 |
| 18 | 3 | 20.490 | 18/6:12.735 |