| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 4 | 21.385 | 17/6:03.545 |
| 2 | 4 | 21.258 | 17/6:02.466 |
| 3 | 3 | 20.383 | 18/6:18.156 |
| 4 | 3 | 19.552 | 18/6:11.601 |
| 5 | 3 | 20.378 | 18/6:10.642 |
| 6 | 3 | 18.940 | 18/6:05.688 |
| 7 | 3 | 19.751 | 18/6:04.235 |
| 8 | 3 | 19.563 | 18/6:02.722 |
| 9 | 3 | 19.384 | 18/6:01.188 |
| 10 | 3 | 27.823 | 18/6:15.151 |
| 11 | 3 | 20.269 | 18/6:14.213 |
| 12 | 3 | 21.044 | 18/6:14.595 |
| 13 | 3 | 19.764 | 18/6:13.146 |
| 14 | 3 | 19.503 | 18/6:11.568 |
| 15 | 3 | 19.751 | 18/6:10.498 |
| 16 | 3 | 19.041 | 18/6:08.763 |
| 17 | 3 | 23.035 | 18/6:11.461 |
| 18 | 3 | 20.524 | 18/6:11.348 |