| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 3 | 21.844 | N/A |
| 2 | 2 | 23.466 | 18/7:00.766 |
| 3 | 1 | 20.157 | 20/7:16.262 |
| 4 | 2 | 26.670 | 18/7:00.171 |
| 5 | 2 | 22.156 | 19/7:17.864 |
| 6 | 3 | 24.982 | 18/7:01.109 |
| 7 | 3 | 22.541 | 19/7:21.076 |
| 8 | 3 | 19.589 | 19/7:12.143 |
| 9 | 3 | 18.870 | 19/7:03.313 |
| 10 | 3 | 19.541 | 20/7:19.784 |
| 11 | 3 | 18.039 | 20/7:12.264 |
| 12 | 4 | 57.893 | 17/7:00.249 |
| 13 | 4 | 19.556 | 18/7:17.579 |
| 14 | 4 | 21.927 | 18/7:14.273 |
| 15 | 4 | 21.018 | 18/7:10.335 |
| 16 | 4 | 40.100 | 17/7:03.449 |
| 17 | 4 | 19.984 | 18/7:23.113 |
| 18 | 4 | 20.585 | 18/7:18.918 |