| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 3 | 18.519 | N/A |
| 2 | 3 | 18.176 | 20/6:03.863 |
| 3 | 2 | 18.506 | 20/6:06.998 |
| 4 | 2 | 17.738 | 20/6:03.179 |
| 5 | 2 | 18.341 | 20/6:04.133 |
| 6 | 2 | 18.600 | 20/6:05.690 |
| 7 | 2 | 18.277 | 20/6:05.706 |
| 8 | 2 | 18.248 | 20/6:05.638 |
| 9 | 3 | 21.167 | 20/6:12.519 |
| 10 | 3 | 23.796 | 19/6:04.217 |
| 11 | 3 | 19.179 | 19/6:04.169 |
| 12 | 3 | 20.128 | 19/6:05.683 |
| 13 | 3 | 18.849 | 19/6:05.026 |
| 14 | 3 | 18.564 | 19/6:04.076 |
| 15 | 3 | 20.597 | 19/6:05.875 |
| 16 | 3 | 18.312 | 19/6:04.692 |
| 17 | 3 | 18.507 | 19/6:03.877 |
| 18 | 3 | 18.531 | 19/6:03.183 |
| 19 | 3 | 18.201 | 19/6:02.236 |